Answers

2016-01-23T13:23:28+05:30
A)  235.7cm (c=πd)
b) 424 rotations (rotations= distance/circumference)
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The Brainliest Answer!
2016-01-23T23:48:00+05:30
Diameter = 75 Cm ∴Radius = 75/2Cm
Circumference of circle = 2πr
=2×22/7×75/2
 = 235.5Cm

Rotation In 235.5 Cm = 1 
Rotations in 1 km = 100000/235.5   {1km = 100000Cm}
= 424 Rotations 
1 5 1
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