Question

Cube of $0.9$ is:

• A. $0.0729$
• B. $7.29$
• C. $729$
• D. $0.729$

Answer 1

The correct option is D $0.729$

Cube of $0.9$:

${0.9}^3=0.9\times 0.9\times 0.9$
$=0.729$.

Hence, option $D$ is correct.