Question

A boy run 1 kilometre in 7 minutes 10 seconds. How long will he take to run 400 kilometre.

Answer 1

Answer:

Hey mate here's your answer.

Step-by-step explanation:

Time taken by boy to cover 1 km=7min.10sec=60*7+10=420+10=430seconds

Now, Time taken by him to cover 400km=400*430

=172000sec

=2866minutes40seconds

=47hours2800minutes

Hope it helps you.

Please mark it as brainliest answer.