A car covers 650 kmps in 12 hours and the other 850 kms in 18 hours. Find the average sped of the car ?

A runs twice as fast as B and B runs thrice as fast as C. The distance covered by C in 72 minutes, will be covered by A …

A train met with an accident 120 km from station A. It completed the remaining journey at $$\frac{5}{6}$$ of its previou…

A is twice as fast as B and B is thrice as fast as C. The journey covered by C in $$1\frac{1}{2}$$ hours will be covered…

A train passes two persons walking in the same direction at a speed of 3 kmph and 5 kmph respectively in 10 seconds and …

A long distance runner run 9 laps of a 400 metres track everyday. His timings (in min) for four consecutive days are 88,…

An ant moved for several seconds and covered 3 mm in the first second and 4 mm more in each successive second than its p…

The speed $$3\frac{1}{3}$$ m/sec when expressed in km/hr becomes :