Find the cost of fencing the circular ground having dia

Find the cost of fencing the circular ground having diameter is 84 m, if the cost of fencing is Rs.5 per meter.

A. Rs.1100

B. Rs.1200

C. Rs.1320

D. Rs.1240

Please scroll down to see the correct answer and solution guide.

Right Answer is: C

SOLUTION

Circumference of circle $= 2 π r$
Circumference of circle $= 2 \times \frac{22}{7} \times 42 m = 264 m$ . Cost of fencing circular ground $= 264 \times 5 = R s . 1320$

Find the cost of fencing the circular ground having dia

Right Answer is: C

SOLUTION

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