23-24: JMC Test 21 - 13/08/2025

10 men can make 20 toys in 12 days working 12 h a day. Then, in how many days can 24 persons make 32 toys working 16 h a day?

• 5 Days

• 6 Days

• 8 Days

• 3 Days

A and B can do a piece of work in 3 days. B and C can do the same work in 9 days, while C and A can do it in 12 days. Find the time in which A, B and C can finish the work, working together.

A can do a piece of work in 10 days while B can do it in 15 days. They begin together but 5 days before the completion of the work, B leaves off. Find the total number of days for the work to be completed.

• 5 Days

• 8 Days

• 2 Days

• 10 Days

If 12 men or 18 women can do a piece of work in 14 days. How long will 8 men and 16 women take to finish the work?

• 9 Days

• 12 Days

• 13 Days

• 10 Days

X can do a work in 16 days . In how many days will the work be completed by Y, if the efficiency of Y is 60% more than that of X?

• 12 Days

• 10 Days

• 25 Days

• 30 Days

Pipe A can fill a tank in 20 h while pipe B alone can fill it in 10 h and pipe C can empty the full tank in 30 h. If all the pipes are opened together, how much time will be needed to make the tank full?

Two pipes A and B are opened together to fill a tank. Both the pipes fill the tank in time t. If A separately takes 16 min more time than t to fill the tank and B takes 36 min more time than t to fill the tank,
     find the value of t.

• 16 min

• 22 min

• 12 min

• 24 min

A full tank get emptied in 6 min due to presence of an orifice in it. On opening a tap which can fill the tank at the rate of 8 L/ min, the tank get emptied in 10 min. find the capacity of tank.

• 110 L

• 100 L

• 120 L

• 140 L

Two pipes A and B can fill a tank in 12 and 16 min, respectively. If both the pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 9 min?

• 6 min

• 8 min

• 4 min

• 5 min

Two pipes X and Y can fill a cistern in 6 and 7 min, respectively. Starting with pipe X, both the pipes are opened alternately, each for 1 min. In what time will they fill the cistern?