Mathematics Mcqs for PPSC, FFPS, NTS

The Price of an article is cut by 10%. To restore it to the former value, the new price must be increased by_______?

A. 10 %
B. 9 1/11 %
C. 11 1/9 %
D. 11%

What percentage of numbers from 1 to 70 have squares that end in the digit 1?

A. 1
B. 14
C. 20
D. 21

The number which exceeds 16% of it by 42 is________?

A. 50
B. 52
C. 58
D. 60

In a class of 120 students , 45 students received a grade of B.What percent of the class received a grade of B ?

A. 75 %
B. 25.6 %
C. 37.5%
D. 18.5%

A company has 7348 bars of soap. If the company sells 20% of its bars of soap .how many bars of soap did it sell?

A. 734.8
B. 1469.6
C. 146950
D. 29390

A can lay a railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in_________?

A. 4
B. 9.6
C. 9
D. 10

If 10 bulls can plough 20 identical fields in 3 days working 10 hours a day, then in how many days can 30 bulls plough 32 same identical fields working 8 hours a day?

A. 2
B. 8
C. 10
D. 12

A work can be finished in 16 days by twenty women. The same work can be finished in fifteen days by sixteen men. The ratio between the capacity of a man and a woman is_________?

A. 1:3
B. 4:3
C. 2:3
D. 2:1

P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in________days if all of them are working together.

A. 2
B. 3 3⁄7
C. 4 ¼
D. 5

Two pipes P and Q can fill a cistern in 12 minutes and 16 minutes respectively.  Simultaneously both the pipes are opened together, then after how much time Q should be closed so that the tank is full in 9 min ?

A. 2 min
B. 3 min
C. 4 min
D. 5 min