Question

Two numbers are such that the ratio between them is 3:5. If each is increased by 10, the ratio between them becomes 5:7. What is the difference between the two numbers?

Answer 1

Answer 20:

Step-by-step explanation:

Answer 2

Answer:

ratios =3:5

nos=3x,5x

When increased by 10

3x+10,5x+10

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

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

21x^2 +70x=25x ^2+50x

-4x^2+20x=0

x2-5x=o

x(x-5)=0

x-5=o

x=5

Nos: 3x,5x

= 15,25