Cube of a Number

Q. Find the smallest number which when multiplied with 5184 will make the product a perfect cube.

1. 2
2. 6
3. 3
4. 9

Q.

If one side of a cube is 13 meters then its volume is ________.

1. $2192m^3$

2. $2197m^3$

3. $2198m^3$

4. $169m^2$

Q.

The volume of a closed cubical tank is 1331 cubic metre. Given that it costs Rs.10 to paint per square metre, find the cost incurred to paint its complete surface area from outside.

1. 7260

2. 7240

3. 7000

4. 7280

Q. The cube of $2\frac{1}{2}$ is ____.

1. $14\frac{5}{8}$
2. $14\frac{1}{2}$
3. $15\frac{5}{8}$
4. $15\frac{3}{8}$

Q. What is the cube of -5?

1. 50
2. -625
3. -125
4. 625

Q.

The unit's digit in the cube of 2, 16, 20 is always _____.

1. 1331

2. 9261

3. 4096

4. 6859

Q. The three-digit number whose hundred's digit is the cube of its unit's digit and the ten's digit is the sum of unit's and hundred's digit is ___.

Q.

Which of the following could be the cube of 37?

1. 50653

2. 50666

3. 50892

4. 55018

Q.

The volume of a cube of side $\frac{9}{2}$ cm in different forms is ______.

1. $\frac{729}{8}c{m}^3$
2. $\frac{343}{27}c{m}^3$
3. 91.125 $c{m}^3$
4. $\frac{729}{27}c{m}^3$

Q. Shishir is making a cube of side 6 cm using cubes of sides 2 cm. How many such cubes are needed?

1. 216
2. 9
3. 27
4. 36