Question

2. Jeffrey knows the circumference of his bicycle tire, but he needs to find the diameter. Which of the following method given below will help him to find the diameter? (Justify your answer)
(a)Multiply the circumference by π.
(b)Multiply the circumference by 2 and divide the result by π.
(c)Divide the circumference by π
(d)Divide the circumference by2 and multiply the result by π.

Answer 1

ANSWER--

d=C /π

option c is correct

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Circumference = 44 cm

C = 2π r = π d

d = C/π = 44/(22/7) =( 44 ×7)/22 = 14 cm