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The ratio between two numbers is 3:5, If each number is increased by 4, the ratio becomes 2-3. Find the numbers.
  1. 18, 30
  2. 12, 20
  3. 24, 40
  4. none
Explanation

Let the numbers be 3x, 5x

3x+4 / 5x+4 = 2/3

​9x+12=10x+8

x=4

∴ the number are 3 x 4 , 5 x 4

=12,20

ND06-08-2023


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