Question

Ques 7: By what number should 20480 be divided to make it
cube.
​

Answer 1

Answer:

Using factorisation method.

Step-by-step explanation:

20480÷16=1280.

1280÷16=80.

80÷16=5.

5÷5=1.

The number 16 is 3 times(cube) present while factorising 20480 and 1 time 5 if we divide 20480÷5=4096.

cube root of 4096=16.

Hope it helps.