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Cheryl and her sister Diane walk to school along the same route. Cheryl walks at an average of 80 steps per minute, while Diane walks at an average of 90 steps per minute. Cheryl takes steps of 81 cm each and takes 12 minutes to walk to school.

a) What is the distance between their house and the school? (Give your answer in meters)

b) If each of Diane's steps is 72 cm, how long does Diane take to walk to school?

c) If Diane takes 16 minutes to walk to school, how long is each of her steps?

Answer :

The distance between their house and the school from the information given will be 777.60 meters.

How to calculate the distance?

The distance between their house and the school will be:

= 80 × 81 × 12

= 77760cm

= 777.60 meters.

When Diane takes 16 min to walk to school, the length of her steps will be:

= 77760/(16 × 90)

= 54 cm

Learn more about distance on:

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