Question

A bus covers a certain distance in 4 hours 20 minutes at an average speed of 60km/hour.how long will it take to cover the same distance at a speed of 40km/he?

Answer 1

The answer is 6 hours and 30 minutes.

Please refer the above photograph for the used process.


KEY POINTS TO REMEMBER :-

☸️ The relation between distance, time and speed. The relation is :-

$distance = speed \times time$
Also, its further derivations like :-

$time = \frac{distance}{speed}$
And,
$speed = \frac{distance}{time}$

☸️ The conversion of minutes into hour by dividing the minute part by 60.
For example :-

30 minutes = 1/2 hour
20 minutes = 1/3 hour


Thanks!

Answer 2

Answer:

6 hours 30 minutes ok got it mark mi

as brainlist