Mathematics Mcqs for PPSC, FFPS, NTS

Twelve children take sixteen days to complete a work which can be completed by 8 adults in 12 days. After working for 3 days, sixteen adults left and six adults and four children joined them. How many days will they take to complete the remaining work ?

A. 3 days
B. 4 days
C. 6 days
D. 8 days

P and Q can complete a work in 15 days and 10 days respectively. They started the work together and then Q left after 2 days. P alone completed the remaining work. The work was finished in__________days.

A. 12
B. 15
C. 22
D. 20

A and B can finish a work 30 days if they work together. They worked together for 20 days and then B left. A finished the remaining work in another 20 days. In how many days A alone can finish the work?

A. 70
B. 50
C. 40
D. 60

A is thrice as good as B in work. A is able to finish a job in 60 days less than B. They can finish the work in___________days if they work together.

A. 18 days
B. 22 ½ days
C. 24 days
D. 26 days

Two taps X and Y can fill a tank in 10 hrs. and 15 hrs.respectively.  If the both taps are opened together, the tank will be full in_________?

A. 3 hrs.
B. 4 hrs,
C. 5 hrs.
D. 6 hrs.

A, B and C together earn Rs.150 per day while A and C together earn Rs.94 and B and C together earn Rs.76. The daily earning of C is:__________?

A. 10 Rs,
B. 15 Rs,
C. 20 Rs.
D. 25 Rs.

If 3 men or 4 women can construct a wall in 43 days, then the number of days that 7 men and 5 women take to construct it is :

A. 12 days
B. 14 days
C. 16 days
D. 18 days

If 6 men can make 10 sofas in 2 days, then 8 men can make 8 sofas in__________?

A. 1.8 days
B. 1.5 days
C. 1.2 days
D. 1 day

If 10 workers can make 10 tables in 10 days, then how many days would it take for 5 workers to make 5 tables?

A. 1
B. 5
C. 10
D. 25

If 6 men take 9 days to complete a work, how many men can complete the work in 3 days?

A. 2 men
B. 12 men
C. 9 men
D. 18 men