Maths Mcqs Practice Test

Question 1

Farjan and Kashif can complete a task in 30 days. Farjan leaves after 20 days and Kashif alone completes it in another 25 days. How many days does Farjan alone take to complete the entire task?

Accepted Answer

A.\xa050

Question 2

Jameel can complete a task in 15 hours and Nasir can complete the same task in 12 hours. Jameel starts the task at 9:00 am and stops working at 2:00pm. Nasir starts working on the task at 4:00 pm. At what time is the task completed?

Accepted Answer

C.\xa012:00 am

Question 3

P can do a work in 24 days. Q can do the same work in 9 days and R can do the same in 12 days. Q and R start the work and leave after 3 days. P finishes the remaining work in_________days.

Accepted Answer

A.\xa010

Question 4

Kamal will complete work in 20 days. If Suresh is 25% more efficient than Kamal, he can complete the work in________days.

Accepted Answer

B.\xa016

Question 5

A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the work?

Accepted Answer

A.\xa037 ½ days

Question 6

12 buckets of water fill a tank when the capacity of each bucket is 13.5 litres. \xa0How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres?

Accepted Answer

D.\xa018

Question 7

A leak in the lower portion of a tank can empty the full tank in 9 hrs. \xa0An inlet pipe fills water at the rtae of 10 lit. a minute. \xa0When the tank is full, the inlet is opened and due to leak, the tank is empty in 16 hrs. \xa0How many litres does the cistern hold ?

Accepted Answer

A.\xa012,342 litres.

Question 8

A can do (1/3) of a work in 5 days and B can do (2/5) of the work in 10 days. In how many days both A and B together can do the work ?

Accepted Answer

A.\xa075/8 days

Question 9

A alone can finish a work in X days. B alone can finish the same work in X+5 days. Together, they take 6 days to complete the work. Find X

Accepted Answer

C.\xa010

Question 10

Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?

Accepted Answer

D.\xa01800

Question 11

P and Q need 8 days to complete a work. Q and R need 12 days to complete the same work. But P, Q and R together can finish it in 6 days. How many days will be needed if P and R together do it?

Accepted Answer

B.\xa08

Question 12

10 men can complete a work in 7 days. But 10 women need 14 days to complete the same work. How many days will 5 men and 10 women need to complete the work?

Accepted Answer

A.\xa07

Question 13

P can do a work in the same time in which Q and R together can do it. If P and Q work together, the work can be completed in 10 days. R alone needs 50 days to complete the same work. then Q alone can do it in__________?

Accepted Answer

B.\xa025 days

Question 14

A leak in the bottom of a tank can empty the full tank in 6 hrs. \xa0An inlet pipe fills water at the rate of 4 lit. a minute. \xa0When the tank is full, the inlet is opened and due to the leak, the tank is empty in 8 hrs. \xa0The capacity of the tank in liters is_________?

Accepted Answer

B.\xa05,760 litres

Question 15

A tap can fill a tank in 32 min. and another can empty it in 16 min. \xa0If the tank is already half full and both the tanks are opened together, the tank will be_________?

Accepted Answer

C.\xa016 min

Question 16

A and B can do a piece of work in 12 days; B and C in 15 days; C and A in 20 days. A alone can do the work in__________?

Accepted Answer

B.\xa030 days

Question 17

Twelve men can do a work in twenty days while twenty women can finish the same work in sixteen days. Find the ratio between the capacity of a man and a woman.

Accepted Answer

C.\xa04:3

Question 18

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_________?

Accepted Answer

B.\xa09.6

Question 19

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?

Accepted Answer

A.\xa02

Question 20

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_________?

Accepted Answer

B.\xa04:3