There are 3 pieces of wooden logs which

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Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Question:

There are 3 pieces of wooden logs which are 48 m, 56 m and 72 m long. What is the greatest possible length by which there can be completely measured?

Options:

9 m

7 m

11 m

8 m

Correct Answer:

8 m

Explanation:

48 → 2⁴ × 3

56 → 2³ × 7

72 → 2³ × 3²

common fraction → 2³ = 8 m