P works twice as fast as Q. If Q alone can complete a work in 12 days, P and Q can finish the work in ____ days ?
A. 2
B. 3
C. 4
D. 6
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.
If 6 men working together can complete 50 identical tasks in 4 hours then how many such identical tasks can be completed if 10 men are working together for 6 hours ?
A. 56
B. 125
C. 35
D. 25
A,B,C, can do a work in 8,14,16 days respectively. A does the work for the first 2 days. B continues from it and finishes 2/3rd of the remaining work. C finishes the remaining work. How many days would have taken to complete the work ?
A. 6
B. 13
C. 17
D. 26
A and B can do a piece of work in 21 and 24 days respectively.They start the work together and after some days, A leaves and B completes the rest of the task in 9 days. After how many days did A leave ?
A. 5
B. 7
C. 10
D. 15
A can do piece of work in 30 days while B can do it in 40 days. In how many days can A and B working together do it _____ ?
A. 50 days
B. 45 days
C. 120/7 days
D. 70 days
A can do a certain job in 12 days. B is 60% more efficient than A. The number of days it takes for B to do the same piece of work, is _____ ?
A. 15/2 days
B. 34 days
C. 12/6 days
D. 23 days
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. 3 min
B. 5 min
C. 2 min
D. 4 min
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. 4 ¼
B. 5
C. 8
D. 3 3⁄7
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. 4:3
B. 2:1
C. 1:3
D. 2:3
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. 5
B. 2
C. 14
D. 23