Question

what percent is 3 mm of 1 cm

Answer 1

$since \: 1cm = 100mm \\ \\ therefore \: required \: percentage \: = \frac{3}{10} \times 100 \\ \\ = 30 \: \: percent$

Answer 2

The percentage of 3 mm of 1 cm is "30 percent (%)".

Step-by-step explanation:

We have,

3 mm of 1 cm

To find, percent is 3 mm of 1 cm = ?

We know that,

1 cm (centimetre) = 10 mm(millimetre)

∴ The percentage of 3 mm of 10 mm

= $\dfrac{3}{10} \times 100$

[tex]= 3 \times 10[/tex]

= 30 %

Hence, the percentage of 3 mm of 1 cm is 30 percent (%).