UGC NET Paper 1 — General
1466 questions across 18 years
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4 questions shown from 2012 in Mathematical Reasoning.
The number of observations in a group is 40. The average of the first 10 members is 4.5 and the average of the remaining 30 members is 3.5. The average of the whole group is
The sum of the ages of two persons A and B is 50. 5 years ago, the ratio of the i r ages was 5/3. The present age of A and B are
The price of petrol increases by 25%. By what percentage must a customer reduce the consumpt i on so that the earlier bill on the petrol does not alter ?
Four pipes can fill a reservoir in 15, 20, 30 and 60 hours respectively. The first one was opened at 6 AM, second at 7 AM, third at 8 AM and the fourth at 9 AM. When will the reser...