[Cooperative Bank Manager 2021]
1. A Pupil's marks were wrongly entered as 83 instead of 63. Due to that, the average marks for the class got increased by one-half. The number of pupil in the class is
10
20
40
75
2. The earliest year next to 2001, whose calendar perfectly matched with it must be
2007
2012
2018
2035
3. Walking \(3 \over 4\)of my usual speed, the time that I take to reach my office is 10 min. What is my usual time to reach the office?
13 min
7 min
24 min
30 min
4. A man sold two cows for Rs. 40000 each. On the first cow, he gained 8%, whereas on the second, he lost 8%. Find the gain or loss % on the whole transaction.
no profit, no loss
4% gain
4% loss
0.64% loss
5. It takes one hour for a water tank to be filled through constant flow of water from a pipe of 2 inches diameter. If the diameter were 4 inches, how long would it take to fill the same tank?
15 min
5 min
2 hrs