Showing Mcqs of math -- (543)

 Find the distance of a man from the foot of a tower 120m high and angle of elevation of its top as observed by the man is 60:

69.84m

210m

345m

211

If a person bought a carpet for 20,000 and sold it for Rs. 25000. What percentage profit did he make on his cost price?

30%

60%

409%

none

Working 8 hours a day, a work is done in 5 days. For how many hours a day, the work is done if it is to be finished in 4 days:

10hrs

30hrs

102hrs

11.5hrs

 What ill be the angle formed by the hands of a clock at 2:30

105°

125°

115°

165°

 If the volume of the cube is 64 cubic inches, the sum of the edge is:

24 inches

48 inches

32 inches

none

The price of sugar having risen 60% how much per cent must a house holder reduce his consumption of sugar so as not to increase his expenditure:

20%

37.5%

165

13%

The population of a town increases at the rate of 5% yearly. The present population is 9261. Find population three years ago:

8000

300

800

3000

 What per cent is 250 gm of 1 kg?

25%

50%

60%

100%

If 9 men need 15 days to complete the task, how many days would it take to complete this task if 3 additional men were employed

11*1/4

45

37

21

The average age of class of 20 boys is 14.95 years. The average age of class is raised to 15 years by the coming of new boy. How old this boy is?

14 years

19 years

13 years

16 years