1. Taps A, B and C are connected to a water tank and the rate of flow of water from them is 42 liter/hr, 56 liter/hr and 48 liter/hr respectively. If tap A and B are filling the tank and C is emptying it and the tank gets filled in 16 hrs. What is the capacity of the tank?

150 liter
960 liter
800 liter
1200 liter
500 liter

Solution:

2. A square room has a side of 8 m. How many metres of a carpet 16 cm. wide, will be required to cover the floor of the room, if the cost of carpet is Rs. 200/m. and labour charge is Rs. 10/m, find the cost of putting the carpet?
400 m, Rs. 84000
400 m, Rs. 80000
200 m, Rs. 84000
200 m, Rs. 80000
400 m, Rs. 40000

Solution:

3. What is the maximum volume of the cone that can be cut from a cube of edge 14 cm.?
632.26 cm2
756.14 cm3
814.32 cm3
718.66 cm2
796.33 cm3

Solution:

4. A room is 10 m long, 8 m broad and 4.5 m high. These are two doors with dimensions 2.5 m × 1.2 m, two windows of dimension 1.5 m × 1.6 m and two more windows of 1 m. height and 1 m. breadth. Find the area of wallpaper required to cover the room.
152.6 m2
162 m2
149.2 m2
146.2 m2
150 m2

Solution:

5. How many 6 letter words which begin with 'T' can be formed using the letters of the word EQUATION?
2570
2520
2500
2250
2590

Solution:

Directions (Q. 6 - 10) : Following pie-chart shows the population of six states :

6. What is the total population of Bihar and Jharkhand together?
1380000
1480000
1385000
1485000
1580000

Solution:
Total population of Bihar and Jharkhand = (12 + 21) % of 45 lacs = 1485000

7. What is the difference between males of U.P. and M.P. together and females of Orissa and W. Bengal together?
42 thousand
7.5 Lac
75 Lac
8.5 Lac
85 Lac

Solution:

8. What is the average male population of all the states?
75 thousand
5 Lac
4.25 Lac
4 Lac
4.5 Lac

Solution:

9. Total average population of male is how much percent more than total average population of female?
130.76%
140.85%
125.55%
135.66%
145%

Solution:

10. What is the average number of females in all the states?
35 Lac
32 Lac
3.25 Lac
3.5 Lac
3 Lac

Solution: