Question

A marathon runner completes a full marathon of 42km in 4 hours and 30 minutes What is
his speed in m/sec? [ Give the answer correct to one decimal place]​

Answer 1

Step-by-step explanation:

speed =distance/time

speed=42/4.5 km/hr

speed=42/4.5×5/18

speed=2.59259 m/s

hope this will help you