A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot @ 4 km/hr and partly on bicycle @ 9 km/hr. The distance travelled on foot is:

A. 14 km

B. 15 km

C. 16 km

D. 17 km

View Answer

1

Correct Answer :
16 km

Explanation :

Let the distance travelled on foot be x km

Then, distance travelled on bicycle = (61-x) km

So, (x/4) + ((61-x)/9) = 9 x 36

=> 5x = 80

=> x = 16 km

Related Questions

A man covered a certain distance at some speed. Had he moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. The distance (in km) is:

Interview Questions

MongoDB

Java Script

Node JS

PHP

JQuery

Python