The ratio of girls and boys in 1 point
a school is 3:7. The number of
boys is 400 more than girls.
What is the number of boys in
the school?
Answers
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0
Answer:
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Step-by-step explanation:
Girls : Boys = 3x : 7x
According to the question
7x - 3x = 400
4x = 400
x = 100
∴ Number of boys in that school = 7x = 7(100) = 700
Answered by
0
Answer:
ANSWER
Boys : Girls = 5x : 2x
According to the question
5x - 2x = 450
3x = 450 = x =150
∴∴ Number of students in that school
= 5x + 2x = 7x
7 x 150 = 1050
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