## Ismaiel Kalady is teaching live on Unacademy Plus

DAILY MATHS MCD Day 10 unzadenmy KERALA PSC/RRBISSC ISMAIEL KALADY

Course Overview Daily 3 to 5 questions Different Levels of Difficulty Advanced Techniques to solve Quickly VPrevious year PSC Questions VRequest your Questions Ismaiel Kalady

8. In an examination, a student who gets 20% of the maximum marks falls by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is: (A) 32% (B) 23% (C) 22% (D) 20%. Ismaiel Kalady

8. In an examination, a student who gets 20% of the maximum marks falls by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is: (A) 32% (B)23% (C) 22% (D)20% - 30% Morks smaiel Kalady

8. In an examination, a student who gets 20% of the maximum marks falls by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is: (A) 32% B) 23% (C) 22% (D)20% 0Pass Dig-10%-15 Max Masks Marks lo 0% 250

8. In an examination, a student who gets 20% of the maximum marks falls by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is: (A) 32% (B)23% (C) 22% (D)20% 0Pass Marks Dig-10%-15 Masks sots. sots-55 M. lo 0%-150 Pass Mayks .. 20%

8. In an examination, a student who gets 20% of the maximum marks falls by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is: (A) 32% (B)23% (C) 22% (D)20% 0Pass Marks Dig-10%-15 Mx Masks = 100%-150 2Sot5 sots-5s Pass Mayks-10% 2505 smaiel Kalady

9. salary of a person is first increased by 20%. then it is decreased by 20%. Percentage change in his salary is: (A) 4% decreased (B) 4% increased (C) 8% decreased (D) 20% increased Ismaiel Kalady

9. Salary of a person is first increased by 20%, then it is decreased by 20%. Percentage change in his salary is: (A) 4% decreased (B) 4% increased (C) 8% decreased (D) 20% increased 100t20, 120-204> 96 ) Ismaiel Kalady

9. Salary of a person is first increased by 20%, then it is decreased by 20%. Percentage change in his salary is: (A) 4% decreased (B) 4% increased (C) 8% decreased (D) 20% increased 0012020 6 Ismaiel Kalady

10. The present population of a city is 180000. If It increases at the rate of 10% per annum. Its population after 2 years will be: (A) 207800 (B) 227800 (C) 217800 D) 237800 3 smaiel Kalady

10. The present population of a city is 180000. If It increases at the rate of 10% per annum. Its population after 2 years will be: (A) 207800 (B) 227800 (C) 217800 D) 237800 3 190000-12 ex1goooe 121% 217800 Ismaiel Kalady

2. A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease? (A) 25% (B) 26% (C) 27% (D) 28% Ismaiel Kalady

3. A student has to secure 40% marks to pass. He gets 90 marks and falls by 10 marks. Maximum marks are: (A) 200 (B) 225 (C) 250 (D) 275 Ismaiel Kalady

4. If A's salary is 30% more than that of B. then by how much per-cent is B's salary less than that of A? (A) 13.01% (B) 13.07% (C) 23.07% (D) 23.01% Ismaiel Kalady

5. If 80% of a number added to 80 gives the result as the number itself. then the number is (A) 200 (B) 300 (C) 400 (D) 500 Ismaiel Kalady