Unitary Method (Including Time and Work) MATHS - Unitary Method (Including Time and Work)

If the fare for 48 km is Rs. 288, what will be the fare for 36 km?

A garrison of 1200 men has provisions for 15 days. How long will the provisions last if the garrison be increased by 600 men?

The wages of 10 workers for a six days week are Rs, 1,200. What are the one day wages:
(i) of one worker?
(ii) of 4 workers?

50 men mow 32 hectares of land in 3 days. How many days will 15 men take to mow it?

A wrist watch loses 10 sec in every 8 hours; in how much time will it lose 15 sec.?

A truck uses 20 litres of diesel for 240 km. How many litres will be needed for 1200 km?

In 2 days and 20 hours, a watch gains 20 sec ; find how much time will the watch take to gain 35 sec.?

What will be the cost of 3.20 kg of an item, if 3 kg of it costs Rs. 360?

If 3 dozen eggs cost Rs. 90, find the cost of 3 scores of eggs. (1 score = 20)

If interest on Rs. 200 be Rs. 25 in a certain time, what will be the interest on Rs 750 for the same time?

Joseph and Peter can complete a work in 20 hours and 25 hours respectively. Find :
(i) work done by both together in 4 hrs.
(ii) work left after both worked together for 4 hrs.
(iii) time taken by Peter to complete the remaining work.

Mohit can complete a work in 50 days, whereas Anuj can complete the same work in 40 days. Find:
(i) work done by Mohit in 20 days.
(ii) work left after Mohit has worked on it for 20 days.
(iii) time taken by Anuj to complete the remaining work.

Two taps can fill a cistern in 10 hours and 8 hours respectively. A third tap can empty it in 15 hours. How long will it take to fill the empty cistern, if all of them are opened together?

A, B and C can do a piece of work in 12, 15 and 20 days respectively. How long will they take to do it working together?