Question

Usain runs 5km in 30 minutes how many minutes does it take him to run 8km at the same speed​

Answer 1

48 min to complete 8Km

Explanation:

Usain runs 5km in --- 30 minutes

`also \: \: speed = (distance \: covered)/(time \: taken \: )`

Usain's speed = 5km/30min

= 1km/6min

So, Usain takes 6 min to complete 1 km

So , to cover 8km he will take = 8 × 6min

= 48min

He will take 48 min.

Answer 2

48 minutes = 8km

Explanation:

5/30= 6

6*8km= 48 mins