Insert the missing number in the following series: 4 16 8 64 ? 256 (A) 16 (B) 24 (C) 32 (D) 20

Insert the missing number in the following series: 4 16 8 64 ? 256 (A) 16 (B) 24 (C) 32 (D) 20
by

1 Answer

Answer :

Answer: A

Square root of 16 is 4,

Square root of 64 is 8,

Therefore Square root of 256 is 16.
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