8 children and 12 men complete a certain piece of work in 9 days. If each child takes twice the time taken by a man to finish the work, in how many days will 12 men finish the same work ______ ?
A. 10 days
B. 12 days
C. 6 days
D. 8 days
Basic Math Mcqs
Mathematics questions with answers cover topics such as Basic Math MCQs. Math MCQs for all competitive exams like PPSC, FPSC, NTS, ETEA exams, and police past papers.
A is thrice as good a work man as B and takes 10 days less to do a piece of work than B takes. B can do the work in ____ ?
A. 5 days
B. 25 days
C. 15 days
D. 14 days
A tank can be filled by a pipe in 20 min. and by another pipe in 60 min. Both the pipes are kept open for 10 min. and then the first pipe is shut off. After this, the tank will be completely filled in ____ ?
A. 50 min
B. 40 min
C. 10 min
D. 20 min
P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the work if P does the work and he is assisted by Q and R on every third day ?
A. 15 days
B. 20 days
C. 10 days
D. 5 days
3 men and 7 women can complete a work in 10 days . But 4 men and 6 women need 8 days to complete the same work . In how many days will 10 women complete the same work?
A. 50
B. 30
C. 40
D. 50
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. 18 men
D. 24 men
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. 5
B. 10
C. 15
D. 25
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. 9 days
B. 10 days
C. 12 days
D. 18 days
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. 156 Rs,
C. 20 Rs.
D. 26 Rs.
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. 6 hrs,
C. 5 hrs.
D.8 hrs.