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How many consecutive odd numbers add up to give $5^{3} = 125$ ?

Class 8Patterns in CubesCubes and Roots

A5
B3
C4
D6

Step-by-Step Solution

n^{3}

is the sum of

n

consecutive odd numbers. For

5^{3}

, we need 5 odd numbers

(21 + 23 + 25 + 27 + 29 = 125)

.

Answer: A) 5

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