math L3

Question

Answer 1

(5.a)

Step 1:

Consider the dimensions of the shoe box as cm.

The volume of the shoe box is .

Substitute corresponding values.

.

The volume of the shoe box in cubic centimetres is .

Step 2:

Find the volume in cubic meters.

.

The volume of the shoe box in cubic metres is .

.

The volume of the shoe box in cubic metres is .

Solution:

The volume of the shoe box in cubic centimetres is .

The volume of the shoe box in cubic metres is .

Answer 2

(5.b)

From part (a) :

The volume of the shoe box in cubic centimetres is .

The volume of the shoe box in cubic metres is .

It is easy to measure volume of the shoe box in cubic centimetres as the volume in cubic metres is a small value.

Hence appropriate volume is .