Question

a man can cover 12 mtr in one second how many kilomiters can he covers in 3 hrs 45 second by travelling at same speed?

Answer 1

Time given=225*60=13500seconds
Total distance travelled in 13500 seconds=12*13500=162000m
=162km

Answer 2

Heya

Here goes your answer

3hr 45 seconds = 3(60)(60)+45 = 10845seconds.

A person can cover 12 m in one second.

Distance he covers in 10845seconds(3hours and 45 seconds) is 10845×12 = 130140m = 130.1 Kms.

Hope it helps^_^