two number are such that the ratio between them is 5 : 7. if 7 is added to each of them the ratio becomes 3 : 4 find the numbers.
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Answer:
35 and 49
Step-by-step explanation:
Ratio = 5:7
If 7 is added then the ratio becomes 3:4
So
5x + 7/7x = 3/4
On cross multiplication we get
4(5x + 7) = 3(7x + 7)
20x + 28 = 21x + 21
28 - 21 = x
x = 7
Then the numbers are
5 × 7 = 35
7 × 7 = 40
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