```
Question. A cistern which could be filled in 9 hours takes one hour more to be filled owing to a leak in its bottom. If the cistern is full in what time will the leak empty it?
```
- 45 hrs
- 60 hrs
- 75 hrs
- 90 hrs

```
Question. One side of a rectangular field is 4 m and its length along diagonal is 5 m. What is the area of the field?
```
- 12 sq m
- 4√14 sq m
- 20 sq m
- 15 sq m

```
Question. The area of the floor of a room is 20 m2 that of a longer wall 15 m2 and of the shorter wall 12 m2, find the edge of the new cube?
```
- 450 m3
- 100 m2
- 60 m3
- 400 m3

```
Question. The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.
```
- 47.55 kg
- 48 kg
- 48.55 kg
- 49.25 kg

```
Question. How many shots of 1cm radius can be prepared from a sphere of 3cm radius?
```
- 36
- 64
- 27
- 16

```
Question. The parameter of a square is double the perimeter of a rectangle. The area of the rectangle is 480 sq cm. Find the area of the square.
```
- 200 sq cm
- 72 sq cm
- 162 sq cm
- Cannot be determined

```
Question. Find the least number which when divide by 2, 3, 4, 5 and 6 leaves 1, 2, 3, 4 and 5 as remainders respectively, but when divided by 7 leaves no remainder?
```
- 210
- 119
- 126
- 154

```
Question. 6 of 5/8 / 5/8 – 1/8 = ______?
```
- 6 1/8
- 5 3/4
- 6 3/4
- 5 7/8

```
Question. What is the ratio between perimeters of two squares one having 3 times the diagonal then the other?
```
- 4:8
- 1:4
- 6:2
- 3:1

```
Question. (830 + ? * 3 * 14 / 100) – (830 * 14 * 3 / 100) = 20.16
```
- 24
- 36
- 48
- None of these

```
Question. 5/8 * 2(2/5 – 5/4) / 1 1/4 = _________?
```
- 1/5
- 4/5
- 6/5
- 8/5

```
Question. 0.003 * ? * 0.0003 = 0.00000027
```
- 9
- 3
- 0.3
- 0.03

```
Question. Find the smallest number which when increased by 5, divisible by 6, 9, 15, 20 and 24?
```
- 344
- 355
- 366
- 377