Start learning 50% faster. Sign in now
MG Ranade and GV joshi formed it in 1870
A was travelling from point X to point Y. He increased his speed by 18 km/h after every hour. He reached his destination in 20 hours. If his initial spe...
Two guns were fired from the same place at an interval of 20 minutes but a person in a train approaching the place hears the sound 16 minutes 30 seconds...
A man goes to Mumbai from Pune at a speed of 4 km/hr and returns to Pune at speed of 6 km/hr. What is his average speed of the entire journey?
Average speed of ‘A’ during a 20-hour journey is 32 km/h. If he covered the first 240 km of his journey at a speed of 20 km/h, then find the speed a...
A car running with a speed of ‘x’ m/sec makes 5 rounds of a circular field having radius 42 metres, in 10 seconds. Find the time taken by ca...
A motor-cycle covers 110 km with a speed of 45 km/hr. find the speed of the motor-cycle for the next 110 km journey so that the average speed of the who...
Amit drove for 6 hours at a speed of 60 miles per hour and for 6 hours at 50 miles per hour. What was his average speed (in miles per hour) for the whol...
P walks around a circular field at the rate of one round per hour while Q runs around it the rate of five rounds per hour. They start at same point at 8...