1

16 men can reap a field in 30 days. In how many days will 20 men reap the field?

25 days 24 days 30 days 23 days 20 days

2

If Rs. 6,000 amounts to Rs. 7,200 in 4 years, then the rate of interest is

4% 5% 6% 7% 10%

3

The supplement of right angle is always

Acute angle Obtuse angle Right angle Reflex angle None of these

4

x

^{2}- 12x + 36 is equal to(x - 6)² (x + 6)² (6 - x)² (6 + x)² (x + 6) (x - 6)

5

Area of a room is 400 sq. m. If the length of tile is 20 cms. and breadth is 10 cm., the number of tiles required is

200 20 1000 20000 2000

6

A man sold a horse for Rs. 360 losing 4 % of the cost price. How much does he pay for the horse?

Rs. 354 Rs. 364 Rs. 375 Rs. 370 Rs. 350

7

Coefficient of

*y*in - 3xy + 5 is- 3x + 1 - 3x - 3 - 3x + 5 - 1

8

The ratio of the number of male and female teachers in a school is found to be 2 : 3. If there are 20 male teachers, the number of female teachers are

30 28 50 41 80

9

Write the smallest whole number

1 0 2 -1 3

10

Write the degree of the polynomial

*x*^{2}*yz-3xy*^{2}-z^{2}1st 2nd 3rd 6th 7th

11

The decimal notation of

0.125 1.25 0.0125 12.5 0.00125

12

Find the value of (-1)

^{49}(1)^{100}+1 50 100 -49 -1

13

8

^{0}x7^{1= ............}1 0 7 56 7.5

14

Diameter of a circle is

A chord of the circle The longest chord of the circle Segment of the circle A line passing through the centre All of these

15

0.22 222 2.22 21 none of these

16

19,31,46,64 .............85 86 82 83 none of these

17

The sides of two squares are in the ratio 3:4.The ratio of their areas is

3:4 6:7 9:16 6:8 1:1

18

There are 50 children in a village out of 450 people,the part of adult is

1/9 8/9 9/10 9/8 none of these

19

0.09 88.1 0.088 88.8 0.88

20

A ray of light falls on a plane mirror with an angle of incidence equal to 60°. The angle of reflection is

50° 45° 70° 60° 120°