A motor car does a journey in 10 hours, the first half at 21 km per hour, and the rest at 24 km per hour. Find the distance.

A car completes a journey in 11 hours, the first half at 30 km/hr and the second half at 25 km/hr. Find the distance travelled ?

A person covers half of the total distance at the speed of 40 km per hour, half of the remaining at 20 km per hour and the rest at 10 km per hour. Find the average speed during the journey.

A scooterist completes a certain journey in 10 hours. He covers half the distance at 30 km/hr and the rest at 70 km/hr . What is the total distance of the journey?

A speed of 45 km per hour is the same as

A man completes a journey in 8 hours. He covers half the distance at 40 km/hr and the rest at 60 km/hr. The length of the journey is :

A man completes a journey in 10 hours. He travels first half of the journey at the rate of 21 "km"//"hr" and second half at the rate of 24 "km"//"hr" . Find the total journey in km.