Question

what percentage of 40 cm is 12 cm​

Answer 1

Answer:

$\frac{12}{100}$ × 40

= 4.8%

Answer 2

Given -

40 cm

To find -

The 12 cm is what percentage of 40 cm.

Solution -

let, The 12 cm is x percentage of 40 cm.

So we can write it as,

$\frac{x}{100} \times 40 = 12$

$x = 12 \times \frac{100}{40}$

Divide 100 and 40 by 20 get

$x = 12 \times \frac{5}{2}$

$x = \frac{60}{2}$

Divide 60 by 2 we get

$x = 30$

Hence,

The 12 cm is 30 percentage of 40 cm.