Cube and Cube roots

 $21^{3\ }=$  

• 9261

• 29791

• 8000

• 1331

The cube of 0.8 is

• 0.729

• 0.512

• 0.216

• 5.832

 $The\ cube\ root\ of\ \frac{729}{343}\ is\$  

•  $\frac{9}{7}$  

•  $\frac{7}{9}$  

•  $\frac{9}{5}$  

•  $\frac{3}{7}$  

 $\left(\frac{4}{7}\right)^{^{3^{ }}}=\$  

•  $\frac{16}{49}$  

•  $\frac{64}{49}$  

•  $\frac{64}{343}$  

•  $\frac{16}{373}$  

The cube root of 512 is

• 8

• 7

• 6

• 9

Is 9261 a perfect cube?

• Yes

• No

Is 5324 a cube root?

• Yes

• No

The smallest number that must be multiplied to 35721 to obtain a perfect cube is

• 49

• 7

• 6

• 9

The smallest number that must be divided to 35721 to obtain a perfect cube is

• 7

• 49

• 3

• 9

The smallest number must be divided to 8640 to obtain a perfect cube is

• 5

• 25

• 9

• 3