Question

Express 20 cm as percentage of 3 m

Answer 1

Step-by-step explanation:

20/3

After divide We get....

6.666

it will be

6.666%

Answer 2

20 cm is 6.67% of 3 m

Given :

The quantities 20 cm and 3 m

To find :

Express 20 cm as percentage of 3 m

Process :

Percentage

In study mathematics the term percentage is used. It is denoted by the symbol %

The percentage is a number or ratio which is expressed as a fraction of 100.

In order to calculate percentage we divide the number by whole and multiply by 100

Solution :

Step 1 of 2 :

Write down the given quantities

The given quantities are 20 cm and 3 m

We know that , 1 m = 100 cm

∴ 3 m = 3 × 100 cm = 300 cm

Step 2 of 2 :

Find the percentage

We know that in order to calculate percentage we divide the number by whole and multiply by 100

Hence the required percentage

$\displaystyle \sf{ = \frac{20}{300} \times 100\% }$

$\displaystyle \sf{ = \frac{1}{15} \times 100\% }$

$\displaystyle \sf{ = 6.666666..\% }$

$\displaystyle \sf \approx \: 6.67\%$

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