A man covers $$\frac{9}{20}$$ distance by bus and the remaining 10 km on foot. His total journey (in km) is :

A plane left half an hour later than the scheduled time and in order to reach its destination 1500 kilometers away in ti…

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…

An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in $$1\frac{2}{3}$$…

A gun is fired from a fort. A man hears the sound 10 seconds later. If the sound travels at the rate of 330 m/sec, find …

A person travels equal distance with speeds of 3 km/hr, 4 km/hr and 5 km/hr and taken a total time of 47 minutes. The to…

A man on tour travels 160 km by car at 64 km/hr and another 160 km by bus at 80 km/hr. The average speed for the whole j…

Roorkee express normally reaches its destination at 50 km/h in 30 hours. Find the speed at which it travels to reduce th…