Question

In a class of 45 students , 5 were absent if 30 % remaining were not in school dress.How many students were in school dress

Answer 1

To Find:-

How many students were in school dress??

Given:-

Total number of students in class = 45

Number of students absent = 5

Percentage of students not in school dress = 30%

Solution:-

Answer

28 students

step-by-step explanation:

Total number of students in class = 45

Number of students absent = 5

Number of students present

= 45 - 5

= 40 students

Number of students those who is not in school dress

= 30% of 40

$= \dfrac{30}{100} \times 40$

$= \dfrac{3\cancel0}{1\cancel0\cancel0} \times 4\cancel0$

= 12 students are not in school dress

So, The students those who are in school dress are

= 40 - 12 students

= 28 students

Required Answer

28 students are in school dress.

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Some important concepts

While doing simply sums we should always remember the rules of

"B O D M A S"

B = Bracket

O = Of

D = Division

M = Multiplication

A = Addition

S = Substraction

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