7. There are 20 boys and 18 girls in a class. Find the percentage of (a) girls, (b) boys
the class.
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Answered by
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Step-by-step explanation:
boys % »
20/38 x 100 =2000/38= 52.64%
Girls % »
18/38 x 100 = 47.36
Concept used »»
number of girls or boys / total no. x 100
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Answered by
3
Total number of students=20+18=38 students
Number of girls=18
Number of boys=20
(a) Percentage of girls:-
=18/38×100
=47.36%
(b) Percentage of boys=:-
=20/38×100
=52.63%
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