SSC CGL Model Paper 16

Question : 59 of 100

Marks: +1, -0

Diameter of wheel of a cycle is 21 cm. The cyclist takes 45 minutes to reach a destination at a speed of 16.5 km/hr. How many revolutions will the wheel make during the journey ?

12325
18750
21000
24350

Validate

Solution:

Number of revolutions

={\Total \distance}/{\Circumference \of \wheel}

={16.5 ×5/18× 45× 60×100 }/{2×22/7×21/2}

=22275000/16632×1 4 = 1 8 7 5 0

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