Question

2 numbers are such that the ratio between them is 3:5 . if each is increased by 10, the ratio between the new numbers so formed is 5:7. Find the numbers.

please help! I need the whole answer with step by step explanation ​

Answer 1

Answer:

let numbers be 3x,5x

3x+10

/ 5x+10=5upon7

cross multiply

7 (3x+10) 5 (5x+ 10)

21x+70 +25x+50

-4×+20 ans

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Answer 2

Step-by-step explanation:

3x+10/5x+10=5:7

cross multiplication

7(3x+10)=5(5x+10)

21x+70=25x+50

simplify

70-50=25x-21x

20=4x

20/4=x

cancellation

x=5