Question

एक रोल का व्यास 35 सेंटीमीटर है 3.3 मीटर पार करणे के लिये कितने चक्कर लागेगे

Answer 1

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Given -

Total Distance = 3.3 m

Diameter = 35 cm

Diameter ( in metres) = 35 / 100 = 0.35 m

Radius = Diameter / 2

Radius, r = 0.35 / 2

Circumference = 2πr

= 2 × 22 / 7 × 0.35 / 2

= 1.1 m

Now,

No. of rounds × Circumference = Total Distance

No. of rounds × 1.1 = 3.3

No. of rounds = 3