SOLUTION: The rear wheel of Emma’s bicycle has a diameter of 65 cm. She cycles 3.2 km to school each morning. How many complete revolutions will her wheel do during the journey?

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Question 901280: The rear wheel of Emma’s bicycle has a diameter of 65 cm.
She cycles 3.2 km to school each morning.
How many complete revolutions will her wheel do during the journey?

Answer by dkppathak(439) About Me  (Show Source):
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The rear wheel of Emma’s bicycle has a diameter of 65 cm.
She cycles 3.2 km to school each morning.
How many complete revolutions will her wheel do during the journey?
radius of bicycle wheel is 65/2 cm =.65/2 m
circumference of wheel =2pie r
2x22x65/2x7
no of revolution =3.2x2x7/.65x2x22
=1000x 32x20x7/65x44=1566.43
Answer complete revolution is 1566 per day