Question

A tortoise moves a distance of 100 m in 15 minutes . What is the average speed in km / hr

Answer 1

Answer:

900 km/hr

Step-by-step explanation:

Answer 2

Answer:

Distance is directly proportional to time.

100 m $\propto$ 15 min

Multiply both sides by 4, we get

400 m in 60 minutes

1 m=0.001 km

400 m=0.4 km

60 mins = 1 hour

The average speed of tortoise is 0.4 km/hr