Comprehension
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.
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.
Question: 1
Which of the following MUST be true?
Which of the following MUST be true?
Updated On: Sep 30, 2024
- The contamination level at P10 was recorded as high.
- The contamination level at P13 was recorded as low.
- The contamination level at P20 was recorded as medium.
- The contamination level at P12 was recorded as high.
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The Correct Option is A
Solution and Explanation
The correct answer is (A):The contamination level at P10 was recorded as high
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Question: 2
What best can be said about the number of pumps at which the contamination levels were recorded as medium?
What best can be said about the number of pumps at which the contamination levels were recorded as medium?
Updated On: Sep 30, 2024
- Exactly 8
- More than 4
- At least 8
- At most 9
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The Correct Option is A
Solution and Explanation
The correct answer is (A):Exactly 8
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Question: 3
If the contamination level at P11 was recorded as low, then which of the following MUST be true?
If the contamination level at P11 was recorded as low, then which of the following MUST be true?
Updated On: Sep 30, 2024
- The contamination level at P12 was recorded as high.
- The contamination level at P14 was recorded as medium.
- The contamination level at P15 was recorded as medium.
- The contamination level at P18 was recorded as low.
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The Correct Option is B
Solution and Explanation
The correct answer is (B):The contamination level at P14 was recorded as medium.
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Question: 4
If contamination level at P15 was recorded as medium, then which of the following MUST be FALSE?
If contamination level at P15 was recorded as medium, then which of the following MUST be FALSE?
Updated On: Sep 30, 2024
- Contamination level at P14 was recorded to be higher than that at P15.
- Contamination levels at P10 and P14 were recorded as the same.
- Contamination levels at P13 and P17 were recorded as the same.
- Contamination levels at P11 and P16 were recorded as the same.
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The Correct Option is D
Solution and Explanation
The correct answer is (D):Contamination levels at P11 and P16 were recorded as the same.
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