A car covers 650 km in 12 hours and other 850 km in 18 hours. Find the average speed of the car. `47\ k m p h` b. `\ 50\ k m p h` c. `48\ k m p h` d. `72\ k m p h`

A car covers 650km in 12 hours and other 850km in 18 hours.Find the average speed of the car.47backslash kmph b.backslash50backslash kmph c.48backslash kmph d.72backslash kmph

A car covers 300 km in 15 h. Find the speed of the car.

A n aeroplane covers as certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1 2/3hou r s it must travel at a speed of 300 k m p h b. 360 k m p h c. 600 k m p h d. 720 k m p h

A man can row upstream at 10 kmph and downstream at 18 kmph. Find the man's rate in still water? 14\ k m p h b. 4\ k m p h c. 12\ k m p h d. 10\ k m p h

A car covers the first 39 kms of its journey I 45 minutes and covers the remaining 25 km in 3 minutes. What is the average speed of the car? 40 k m//h r b. 48 k m//h r c. 49 k m//h r d. 64 k m//h r e. none of these

A car travelling with 5/7 of its actual sped covers 42 km in 1 hr 40 min 48 sec. find the actual speed of the car. 17 6/7k m//h r b. 25 k m//h r c. 30 k m//h r d. 35 k m//h r

A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50% . what is his average speed for both the trips? 36 k m p h b. 45 k m p h c. 48 k m p h d. 50 k m p h

A car covers half the distance at a speed of 50 km/h and the other half at 40 km/h. Fined the average speed of the car. (44.44 km/h).

A car covers 100 km in first 2 hours , 64 km in the next 1 hour and 72 km in the next 2 hours . Find the average speed of the car during the whole journey .