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Data Sufficiency with Line graph: 2018 MAINS IBPS PO
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How to solve Data sufficiency and read Line graph

## Mohit Kumar is teaching live on Unacademy Plus

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Megha Bansal
10 months ago
1. IBPS PO MAINS 2018 LINE GRAPH BASED DATA NTERPRETATION with DATA SUFFICIENCY

2. Directions (1-3): Line chart given below shows expense of five persons (in %) out of total income of two months. Income of persons is same in both months. November-April 80% 70% 6096 50% 40% 30% Total Income = Expenditure + Saving

3. (a) Statement (I) alone is sufficient to answer the question but statement (II) alone is not sufficient to answer the questions. (b) Statement (II) alone is sufficient to answer the question but statement (I) alone is not sufficient to answer the question. (c) Both the statements taken together are necessary to answer the questions, but neither of the statements alone is sufficient to answer the question. (d) Either statement (I) or statement (II) by itself is sufficient to answer the question. (e) Statements (I) and (II) taken together are not sufficient to answer the question.

4. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of E' in April is Rs 3200. (II) Difference between Saving of D' in April and Expense of E' in November is Rs 8000. November April 80% 7 096 , 6096 50% 4090 - 30% Total Income - Expenditure Saving

5. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (II) Difference between Saving of 'D in April and Expense of E' in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

6. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (II) Difference between Saving of 'D in April and Expense of E' in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. We have to find the value of"x-y, 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

7. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

8. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is-50% of y-0.5y 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

9. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is 50% of y 0.5y ATQ, 0.72x-0.5y 3200. [here we can't find x-y ] 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

10. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is 50% of y 0.5y ATQ, 0.72x-0.5y 3200. [here we can't find x-y ] From statement 2 Saving of 'D' in April-40% ofx-04x 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

11. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is 50% of y 0.5y ATQ, 0.72x-0.5y 3200. [here we can't find x-y ] From statement 2 Saving of"D, in April 40% ofx-04x Expense of 'E' in November is-40% of y-04y 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

12. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (11) Difference between Saving of"D, in April and Expense of in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is 50% of y 0.5y ATQ, 0.72x-0.5y 3200. [here we can't find x-y ] From statement 2 Saving of"D, in April 40% ofx-04x Expense of 'E' in November is-40% of y-04y ATQ, 0.4x 0.4y 8000 80% 70% 60% 50% 40% 30% Total Income - Expenditure+Saving

13. Q1. Find the difference between income of D and E? (I) Difference between expense of 'D' in November and saving of 'E' in April is Rs 3200. (II) Difference between Saving of 'D in April and Expense of E' in November is Rs 8000. NovemberApril Let income of D' and 'E' is x and y respectively. we have to find the value of"x-y. From statement 1 Expense of D in November 72% of x-0.72x Saving of 'E' in April is 50% of y 0.5y ATQ, 0.72x-0.5y 3200. [here we can't find x-y ] From statement 2 Saving of"D, in April 40% ofx-04x Expense of"E' in November is = 40% of y-0.4y ATQ, 0.4x 0.4y 8000 80% 70% 60% 50% 40% 30% 0.4( x-y) 80o0 x-y 8000/0.4 80000/4 20000 [ here we find x-y] Total Income - Expenditure+Saving

14. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of 'A, in the month of November. (a) Rs 960o (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 NovemberApril 80% 70% 60% 50% 40% 30% t Total Income -Expenditure+Saving

15. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of 'A, in the month of November. (a) Rs 960o (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 Let C's income is Rs x November April 80% 70% 60% 50% 40% 30% t Total Income -Expenditure+Saving

16. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of 'A, in the month of November. (a) Rs 960o (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 November April Let C's income is Rs x. Expense of C in April-48% of x. So, savings of C in April: (100-48)% of x:52% of x-0.52x Expense of C in November-56% of x. so, savings of C in November-(100-56)% of x:44% of x:0.44x 80% 70% 60% 50% 40% 30% t Total Income -Expenditure+Saving

17. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of 'A, in the month of November. (a) Rs 960o (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 NovemberApril Let C's income is Rs x. Expense of C in April = 48% of x. So, savings of C in April: (100-48)% of x:52% of x-0.52x Expense of C in November-56% of x. So, Savings of C in November = (100-56)% of x=44% of x = 0.44x ATQ, 80% 70% 60% 0.52x+ 0.44x 2 =19200 50% 40% 30% t Total Income -Expenditure+Saving

18. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of"A, in the month of November. (a) Rs 9600 (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 November April Let Rs C's income is Rs x. Expense of C in April = 48% of x So, savings of C in April: (100-48)% of x:52% of x:0.52x Expense of C in November 56% of x So, savings of C in November = (100-56)% of x=44% of x = 0.44x ATQ, 80% 70% 60% 50% 40% 30% 0.52xt 0.44X -19200 2 => 0.96x/2 = 19200 => x= ( 19200* 2)/ 0.96 >x (19200*100* 2)/96 > x = (2*96* 10000*2)/96 4* 10000 = 40000 Total Income - Expenditure+Saving

19. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of"A, in the month of November. (a) Rs 9600 (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 November April Let Rs C's income is Rs x. Expense of C in April-48% of x So, savings of C in April-(100-48)% of x=52% of x= 0.52x Expense of C in November 56% of x So, savings of C in November = (100-56)% of x=44% of x = 0.44x ATQ, 80% 70% 60% 50% 40% 30% 0.52xt 0.44X -19200 2 => 0.96x/2 = 19200 => x= ( 19200* 2)/ 0.96 >x (19200*100* 2)/96 => x = (2*96* 10000*2)/96 = 4* 10000 = 40000 ATQ, Income of A = 40000+ 20% of 40000 = 40000 + (1/5)*40000 40000+800048000 Expense of A in the month of Nov = 60 % of 48000 Total Income - Expenditure+Saving

20. Q.2. Average saving of 'C' in both months is Rs 19,200 while A's income is 20% more than C's income. Find expense of"A, in the month of November. (a) Rs 9600 (b) Rs 19200 (c) Rs 38400 (d) Rs 24000 (e) Rs 28800 November -April Let Rs C's income is Rs x. Expense of C in April-48% of x So, savings of C in April-(100-48)% of x=52% of x= 0.52x Expense of C in November 56% of x So, savings of C in November = (100-56)% of x=44% of x = 0.44x ATQ, 80% 70% 0.52xt 0.44X -19200 2 => 0.96x/2 = 19200 => x= ( 19200* 2)/ 0.96 => x = (19200*100*2/96 => x = (2*96* 10000*2)/96 = 4* 10000 = 40000 50% 40% 30% ATQ, Income of A = 40000+ 20% of 40000 = 40000 + (1/5)*40000 40000+800048000 Expense of A in the month of Nov = 60 % of 48000 -(2/5) *48000 = 2* 9600 = Rs. 19,200 Total Income Expenditure + Saving

21. Q3 'B, invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (I) Amount invested by 'B, in PPF is 62.5% less than amount expend by 'B, in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of 'B' in November and April is Rs 16,0oo (a) Statement (I) alone is sufficient to answer the question but statement (II) alone is not sufficient to answer the questions (b) Statement (II) alone is sufficient to answer the question but statement (I) alone is not sufficient to answer the question. (c) Both the statements taken together are necessary to answer the questions, but neither of the statements alone is sufficient to answer the question, (d) Either statement (I) or statement (II) by itself is sufficient to answer the question. (e) Statements (I) and (II) taken together are not sufficient to answer the question.

22. "B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by 'B' in PPF is 62.5% less than amount expend by'B'in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11)'B' invested 37.5% of his saving in November in PPF account while difference between saving of 'B, in November and April is Rs 16,000 Let B's income is Rs x. From statement i Expense of B in April-40%of x:04x November- April 80% 70% 6096 50% 40% 30% Total Income-Expenditure+Saving

23. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. From statement 1 Expense of B in April = 40%ofx-04x Expense of B in November-60%of x-0.6x NovemberApril 80% 70% -50% 40% 30% Total Income - Expenditure+Saving

24. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. From statement 1 Expense of B in April 40%ofx-04x Expense of B in November 60%ofx-0.6x ATQ, 0.6x- 0.4x 16000 NovemberApril 80% 70% -50% 40% 30% Total Income - Expenditure+Saving

25. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. From statement 1 Expense of B in April = 40%ofx-04x Expense of B in November 60%ofx-0.6x ATQ, 0.6x-0.4x= 16000 NovemberApril 80% 70% 0.2x 16000x 16000/o.2 80,oo0 -50% 40% 30% Total Income - Expenditure+Saving

26. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. From statement 1 Expense of B in April 40%ofx-04x Expense of B in November 60%ofx-0.6x ATQ, 0.6x- 0.4x 16000 NovemberApril 80% 70% 0.2x 16000x 16000/o.2 80,ooo Expense of B in April-04x-0.4 * 80000-4#8000-32000. Amount invested by 'B' is PPF-32000"(100-62.5)% -50% 40% 30% -32000" 37.5% Total Income - Expenditure+Saving

27. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. From statement 1 Expense of B in April 40%ofx-04x Expense of B in November 60%ofx-0.6x ATQ, 0.6x- 0.4x 16000 NovemberApril 80% 70% 0.2x 16000x 16000/o.2 80,ooo Expense of B in April-04x-0.4 * 80000-4#8000-32000. -50% 40% 30% Amount invested by 'B' is PPF-32000" (100-67.5)% -32000" 37.5% 32000* (37.5/100) [can be sovled] Rs. 1200o Total Income - Expenditure+Saving

28. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. NovemberApril 80% rom statement 2 Savings of B in April-60% of-0.6x Savings of B in November-40% of-0.4x ATQ, 0.6x- 0.4x 16000 70% 0.2x 16000x 16000/o.2 80,ooo Savings of B in November-o.4x 04''80000-4#8000 Amount invested by B' is PPF-32000" 37.5% -50% 40% 30% 32000, Total Income - Expenditure+Saving

29. 'B' invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (1) Amount invested by B' in PPF is 62.5% less than amount expend by'B' in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of'B, in November and April is Rs 16,ooo. Let Rs B's income is Rs x. NovemberApril 80% rom statement 2 Savings of B in April-60% of-0.6x Savings of B in November-40% of-0.4x ATQ, 0.6x- 0.4x 16000 70% 0.2x 16000x 16000/o.2 80,ooo Savings of B in November-o.4x 04''80000-4#8000 Amount invested by B' is PPF-32000" 37.5% -50% 40% 30% 32000, - 32000 (37.5/100) 32000 (375/10oo0) -32 375 8 25 4 15 20060Rs. 12000 [can be sovled] Total Income - Expenditure+Saving

30. Q3 'B, invested some amount of his saving in PPF account in November. Find the amount invested by 'B' in PPF account? (I) Amount invested by 'B, in PPF is 62.5% less than amount expend by 'B, in April while difference between amount expend by 'B' in November and April is Rs. 16,000. (11),B, invested 37.5% of his saving in November in PPF account while difference between saving of 'B' in November and April is Rs 16,0oo (a) Statement (I) alone is sufficient to answer the question but statement (II) alone is not sufficient to answer the questions. (b) Statement (II) alone is sufficient to answer the question but statement (I) alone is not sufficient to answer the question (c) Both the statements taken together are necessary to answer the questions, but neither of the statements alone is sufficient to answer the question. (d) Either statement (I) or statement (II) by itself is sufficient to answer the question. (e) Statements (I) and (II) taken together are not sufficient to answer the question. Answer:(d) Either statement (I) or statement (II) by itself is sufficient to answer the question.