18 km per hour ₌  ________ m/sec

The speed of a boat in still water is 10 km/hr. If its speed down stream be 13 km/hr, then speed of the stream is

If 25 men can weave 120 metres of cloth in a day,how many metres of cloth can be woven by 35 men in a day?

A and B together can do a piece of work in 12 days, B alone can finish it in 30 days.In how many days can A alone finish the work?

If 5 men or 9 women can do a piece of work in 19 days: 3 men and 6 women will do the same work in:

A train 120 m long, crosses a pole in 10 seconds. The speed of the train is

A,B,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

3 metres per second ₌  _________  km per hour.

A sum of money is sufficient to pay A's wages for 21 days or B's wages for 28 days. The money is sufficient to pay the wages of both for

A train running at the rate of 36 km/hr passes a standing man in 8 seconds. The length of the train is