Question

A bike covers a distance in 10h , the first half at 21 km/ h and the second half at 24 km/ h . find the distance covered ?

Answer 1

Distance covered in the First half =5✖️21 =105 km
Distance covered in the second half = 5 ✖️24 = 120
Total distance covered =105 + 120 = 225
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Answer 2

So, the bike covered a distance in 10 hours

In the first half, lets calculate; 21km in 1 hour, so, 105km in 5 hours

In the second half, lets calculate; 24km in 1 hour, so, 120km in 5 hours

Now add them: 105km + 120km

Answer is 225km