Two numbers are in the ratio of 3 : 5. If each is increased by 10, the ratio becomes 5 : 7. The numbers are :

Two numbers are in the ratio of 3 : 5. If each is increased by 10, the ratio becomes 5 : 7. The numbers are : ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

3, 5

12, 20

15, 25

30, 42

0 1

Best Answer Explained in Below-:

Let the ratio of the numbers be 3x and 5x . If each number is increased by 10 . then , (3x + 10)/(5x + 10) = 5/7 or, 21x + 70 = 25x + 50 or, 21x - 25x = 50 - 70 or, - 4x = - 20 or, x = 5 . so, Numbers are 15 and 25

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Two numbers are in the ratio of 3 : 5. If each is increased by 10, the ratio becomes 5 : 7. The numbers are : ?

কোনটি সামান্তরিকের ক্ষেত্রফল?

The area of a triangle whose sides are of lengths 12 cms, 5 cms, and 13 cms is :

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