Question

A motor can does a journey in 10 hours.The first half at 21km/hour and the second half 24km/hour.Find the distance travel

Answer 1

Answer:

Total Distance = 2d = 224 Kms.

Explanation:

Let distance travelled is “2d”.

=> d/21 + d/24 = 10

=> (24 + 21)d = 10 x 21 x 24

=> d = 10 x 21 x 24/45

= 112 kms

:-)

pls mark brainliest