Question

two numbers are in the ratio 5 ratio 7 if the sum of the number is 84 find the other number

Answer 1

5/12* 84=35
7/12*84=49
These are answers
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Answer 2

let first no. =5y
other no.=7y
sum of no.= 84
according to question
5y + 7y = 84
12y = 84
y = 84/12
y= 7
so first no. = 5y = 5×7= 35
other no. = 7y = 7×7= 49