Question

Out of 45 students 9 are absent. Percentage of the students present is __________%

Answer 1

SOLUTION

TO FILL IN THE BLANK

Out of 45 students 9 are absent. Percentage of the students present is __________%

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 it is given that Out of 45 students 9 are absent.

So the number of students present

= 45 - 9

= 36

Hence the required Percentage of the students present is

$\displaystyle \sf{ = \frac{36}{45} \times 100 \% }$

$\displaystyle \sf{ = \frac{4}{5} \times 100 \% }$

$\displaystyle \sf{ = 4 \times 20 \% }$

$\displaystyle \sf{ =80 \: \% }$

FINAL ANSWER

Out of 45 students 9 are absent. Percentage of the students present is 80 %

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Answer 2

Answer:

Step-by-step explanation:

Present students : 45-9 = 36  

% of Students Present = $\frac{36}{45} *100$ = 80%