Find the geometric mean of 40, 54, and 100.
Explanation:
Geometric mean = (40 × 54 × 100)1/3
= (23 × 5 × 33 × 2 × 22 × 52)1/3
= (26 × 33 × 53)1/3
= 22 × 3 × 5 = 60.
Hence, option (b).
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