At a certain party the ratio of boys to girls was 5:3 initially. If after 10 boys left the ratio became 1:1. then how many people were at the party initially
Answers
Answered by
58
hey
_______
no of boys be 5x
no of girls be 3x
•ratio =5x/3x
•ratio after 10 boys left =5x-10/3x
a/q to the question
5x-10/3x=1/1
5x-10=3x
5x-3x=10
2x=10
x=5
•no of boys =(5×5)=25
•no of girls = (3×5)=15
total no of people =(25+15)=40
hope helped
____________
_______
no of boys be 5x
no of girls be 3x
•ratio =5x/3x
•ratio after 10 boys left =5x-10/3x
a/q to the question
5x-10/3x=1/1
5x-10=3x
5x-3x=10
2x=10
x=5
•no of boys =(5×5)=25
•no of girls = (3×5)=15
total no of people =(25+15)=40
hope helped
____________
trisha10433:
thanq :)
Answered by
30
let the no. of boys and girls be 5x and 3x respectively
A/q,
5x-10/3x=1/1
5x-10=3x
5x-3x=10
2x=10
x=5
so, no.of boys=5×5=25
no,of girls=3×5=15
no.of people =15+25=40
A/q,
5x-10/3x=1/1
5x-10=3x
5x-3x=10
2x=10
x=5
so, no.of boys=5×5=25
no,of girls=3×5=15
no.of people =15+25=40
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