two numbers are in the ratio 7: 5 of each is in reased by 10 the ratio between the new no so formed is 9:7 .find the original no ???
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Answer:
35 and 25
Step-by-step explanation:
Let the original ratio be 7x:5x.
According to Question,
(7x+10) : (5x+10) = 9 : 7
=> 7(7x+10) = 9(5x+10)
=> 49x+70 = 45x+90
=> 49x-45x = 90-70
=> 4x = 20
=> x = 20/4
=> x = 5
Hence, the original numbers are 35 and 25.
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