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How many zeroes are there at the end of the cube of 30 (i.e. $3 0^{3}$ )?

Class 8Perfect CubesCubes and Roots

A1
B2
C3
D4

Step-by-Step Solution

3 0^{3} = 27000

. Each trailing zero in 30 contributes 3 zeroes in the cube; 30 has 1 zero, so

3 0^{3}

has 3 zeroes.

Answer: C) 3

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