[Supervisor Horticulture, 2022]
1. How many times are the hand of a clock at right angles in a day ?
24
48
22
44
2. On a certain sum of money, the simple interest for 2 year is Rs. 50 at the rate of 5% per annum. Find the difference in Compound Interest and Simple Interest.
Rs. 1
Rs. 1.25
Rs. 2.5
Rs. 2.75
[Dairy Development Inspector, 2022]
3. The compound interest on a sum at the rate of 5% for two years is Rs. 512.50. The sum is
Rs. 5200
Rs. 4800
Rs. 5000
Rs. 5500
4. Sumit and Rajan run on a circular track of circumference 600 m with a speed of 5 km/h and 2 km/h. They start from the same place at the same time and in the same direction. When will they be together again for the first time ?
360 s
540 s
720 s
900 s
5. A cylindrical vessel 60 cm in diameter is partially filled with water, A sphere 30 cm in diameter dropped into it. The increase in the level of water in the vessel is
2 cm
3 cm
4 cm
5 cm