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  1. The radius of wheel moving on a road, is
    8
    3
    		 cm
    4

    How many rounds it will take to complete 55 metre distance.
    1. 10
    2. 11
    3. 100
    4. 55
Correct Option: C

Distance covered by wheel in one revolution = Circumference of wheel = 2πr

= 2 ×
22
 ×
35
 = 55 cm.
74

∴ Required number of revolutions =
55 × 100
 = 100
55


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