in a class of 45 student, the numbers of girls is 7/8 of the number of boys .find the number of girls in the class
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Answer:
The answer is 21
Step-by-step explanation:
Total no. of students =45
Let the no. of boys be x...
Then, the no. of girls =7x/8
A/q,
7x/8+x=45
=15x/8=45
=x=45*8/15
=x=24
No. of girls=7x/8
=7*24/8=21
No. of girls =21
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