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Slot 1- Matching Puzzle (pumps-contamination levels)
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Matching Puzzle- petrol pumps with contamination levels(high, medium, low)

## Riya Agarwal is teaching live on Unacademy Plus

Riya Agarwal
Mostly, all DILR topics are covered for all aptitude exams. Use code "IRIYAAGARWAL" for discount on plus course.

U
the question level is best for exams if u tell the rules during session,it will help us and make good improvement
1. DILR ANSWER KEY & SOLUTION SLOT 1 CAT 2018

2. About Me .I hold a B.E degree in Electronics & Communication Engineering. . CAT, 17: DI & LR-98.29 %ile. Follow me on the Unacademy learning app for all conceptual courses and practice papers on DI 8 LR topics for CAT and other B-school entrance exams: https://unacademy.com/user/iriyaagarwal . Not al1 are born Einstein's but trust me with hard work and dedication we can together make it possible.

3. DILR ANSWER KEY & SOLUTION SLOT 1 CAT 2018

4. PROBLEM 4

5. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. 1. Contamination levels at three pumps among P1 - P5 were recorded as high. 2. P6 was the only pump among P1 P10 where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded 4. High contamination levels were not recorded at any of the pumps P16- P20. 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

6. Answer the following Q1. Which of the following MUST be true? 1. The contamination level at P20 was recorded as medium. 2. The contamination level at P13 was recorded as low. 3. The contamination level at P12 was recorded as high. 4. The contamination level at P10 was recorded as high. Q2. What best can be said about the number of pumps at which the contamination levels were recorded as medium? 1. At least 8 2. More than 4 3. Exactly 8 4. At most 9 Q3. If the contamination level at P11 was recorded as low, then which of the following MUST be true? 1. The contamination level at P12 was recorded as high 2. The contamination level at P15 was recorded as medium 3. The contamination level at P18 was recorded as low. 4. The contamination level at P14 was recorded as medium Q4. If contamination level at P15 was recorded as medium, then which of the following MUST be FALSE? 1. Contamination levels at P13 and P17 were recorded as the same. 2. Contamination levels at P11 and P16 were recorded as the same. 3. Contamination level at P14 was recorded to be higher than that at P15 4. Contamination levels at P10 and P14 were recorded as the same.

7. Directions for the Q1-Q4 Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS | LEVELS | PUMPS LEVELS 1. Contamination levels at three pumps among P1 P5 were recorded as high. 2. P6 was the only pump among P1 - P10 where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded 4. High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

8. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

9. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 Low High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

10. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 Low High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

11. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 Low H/M H/M High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

12. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low H/M H/M PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

13. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low H/M H/M M/H H/M PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded.

14. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low H/M H/M M/H H/M PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS contamination levels a three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 L/M M/L L/M M/L L/M High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded. HIGH = 8; LOW = 4

15. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low High High Medium High PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded as the only pump among P1 - P10 L/M M/L L/M M/L L/M High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded. HIGH = 8: LOW = 4: MEDIUM-8

16. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low High High Medium High PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded H/ M/ H/ M/ L/M M/L L/M M/L L/M as the only pump among P1 - P10 High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded. HIGH = 8: LOW = 4: MEDIUM-8

17. Directions for the Q1-Q4: Fuel contamination levels at each of 20 petrol pumps P1, P2, ..., P20 were recorded as either high, medium, or low. PUMPS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 LEVELS High Medium High Medium High Low High High Medium High PUMPS P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 LEVELS I. Contamination levels af three pumps among P1- P5 were recorded as high. 2. P6 w where the contamination level was recorded as low. 3. P7 and P8 were the only two consecutively numbered pumps where the same levels of contamination were recorded H/ M/ H/ M/(L/H) L/M M/L L/M M/L L/M as the only pump among P1 - P10 High contamination levels were not recorded at any of the pumps P16 P20 5. The number of pumps where high contamination levels were recorded was twice the number of pumps where low contamination levels were recorded. HIGH = 8: LOW = 4: MEDIUM-8

18. Answer the following Q1. Which of the following MUST be true? 1. The contamination level at P20 was recorded as medium. 2. The contamination level at P13 was recorded as low. 3. The contamination level at P12 was recorded as high. 4. The contamination level at P10 was recorded as high. Q2. What best can be said about the number of pumps at which the contamination levels were recorded as medium? 1. At least 8 2. More than 4 3. Exactly 8 4. At most 9 Q3. If the contamination level at P11 was recorded as low, then which of the following MUST be true? 1. The contamination level at P12 was recorded as high 2. The contamination level at P15 was recorded as medium 3. The contamination level at P18 was recorded as low. 4. The contamination level at P14 was recorded as medium Q4. If contamination level at P15 was recorded as medium, then which of the following MUST be FALSE? 1. Contamination levels at P13 and P17 were recorded as the same. 2. Contamination levels at P11 and P16 were recorded as the same. 3. Contamination level at P14 was recorded to be higher than that at P15 4. Contamination levels at P10 and P14 were recorded as the same.

19. Answer the following Q1. Which of the following MUST be true? 1. The contamination level at P20 was recorded as medium. 2. The contamination level at P13 was recorded as low. 3. The contamination level at P12 was recorded as high. 4. The contamination level at P10 was recorded as high. Q2. What best can be said about the number of pumps at which the contamination levels were recorded as medium? 1. At least 8 2. More than 4 3. Exactly 8 4. At most 9 Q3. If the contamination level at P11 was recorded as low, then which of the following MUST be true? 1. The contamination level at P12 was recorded as high 2. The contamination level at P15 was recorded as medium 3. The contamination level at P18 was recorded as low. 4. The contamination level at P14 was recorded as medium Q4. If contamination level at P15 was recorded as medium, then which of the following MUST be FALSE? 1. Contamination levels at P13 and P17 were recorded as the same. 2. Contamination levels at P11 and P16 were recorded as the same. 3. Contamination level at P14 was recorded to be higher than that at P15 4. Contamination levels at P10 and P14 were recorded as the same.