Question

12 interger 1/2 percent of 4 kg is _______.​

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Answer 1

Given :   12  1/ 2  % of  4 kg

To Find : Value

Solution:

 

12  1/ 2  % of  4 kg

= 25/2 % of 4 kg

{(25/2)/100} * 4 kg

= (1/8) * 4

= 1/2  

= 0.5 kg

= 500 g

12  1/ 2  % of  4 kg  is 0.5 kg = 500 g

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Answer 2

SOLUTION

TO DETERMINE

$\displaystyle \sf{12 \frac{1}{2} \% \: \: of \: \: 4 \: kg}$

CONCEPT TO BE IMPLEMENTED

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.

PROCESS

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

EVALUATION

Here we have to find

$\displaystyle \sf{12 \frac{1}{2} \% \: \: of \: \: 4 \: kg}$

1 kg = 1000 gm

∴ 4 kg = 4000 gm

Therefore

$\displaystyle \sf{12 \frac{1}{2} \% \: \: of \: \: 4 \: kg}$

$\displaystyle \sf{ = \frac{25}{2} \% \: \: of \: \: 4 000\: gm}$

$\displaystyle \sf{ = 4000 \times \frac{25}{2} \times \frac{1}{100} \: \: \: gm}$

$\displaystyle \sf{ = 4000 \times \frac{1}{8} \: \: \: gm}$

$\displaystyle \sf{ = 500 \: \: \: gm}$

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