Staff Selection Commission Quantitative Aptitude — Question 358

Question

The circumference of a circle is 88 cm. Find its radius (π = 22/7)

1. 12 cm
2. 14 cm
3. 16 cm
4. 18 cm

Correct answer

B — 14 cm

Explanation (English)

Circumference = 2πr = 88. r = 88/(2 × 22/7) = 88 × 7/44 = 14 cm

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