Question

Cube root of $343$.

• A. $10$
• B. $9$
• C. $8$
• D. $7$

Answer 1

Answer: (D)

$7$

On prime factorising, we get,

$343=7\times 7\times 7$ $=7^3$.

Then, cube root of $343$ is:

$\sqrt[3]{3343}=\sqrt[3]{37^3}=7$.

Therefore, option $D$ is correct.