Question

A person in a kayak paddles down river at an average speed of 10 m/s. After 2 hours, how

far has she traveled? Hint: Change the speed to km/h first.

Answer 1

72 km

Step-by-step explanation:

The formula for Distance = Speed × Time

Speed = 10 m/s

1 metre per second = 3.6 kilometres per hour

10 metre per second =

10 metre per second = × 3.6 kilometres per hour/1 metre per second

= 36km/hr

How far he has travelled = Distance =

Speed × Time

= 36km/hr × 2 hrs

= 72 km