1.

the following:(4 marks each)diameter of the wheel of a bus is 90 cm. In how many revolutions, the wheel of the bus will over theTheistance of 14.13 km? (3.14)

Answer»

Circumference of wheel = π* diameter= 3.14*90= 282.6 cm

Number of revolutions = 14.13km / 282.6 cm= 1413000cm / 282.6cm= 5000

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