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borishaifa [10]
3 years ago
6

the ratio of the number of boys to the number of girls in a school is 4:5 there are 95 girls in the school work out the total nu

mber of students in the school
Mathematics
2 answers:
11Alexandr11 [23.1K]3 years ago
8 0
The answer to this question is 167
ella [17]3 years ago
3 0
X=number of boys
y=number of girls
(x+y)=number total of students
We can suggest the following system or equations:
x/y=4/5
y=95
Therefore:
x/95=4/5
x=(4*95)/5=76

(x+y)=76+95=171

Answer: there are 171 students in this school.
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