SOLUTION: Two numbers are in the ratio of 10:4. If 5 is added to each number, the ratio becomes 7:5. Find out the number. Sir , please help .
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Question 1022285: Two numbers are in the ratio of 10:4. If 5 is added to each number, the ratio becomes 7:5. Find out the number. Sir , please help . Answer by satyareddy22(84) (Show Source):
You can put this solution on YOUR website! Let x,y be the two numbers.
x/y=10/4=5/2
x/y=5/2 =>x=5y/2----(1)
If 5 is added to each number, the ratio becomes 7:5
(x+5)/(y+5)=7/5----(2)
substituting (1) in (2)
we get
y=20/11 , x=50/11
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