Question

Two number are in the ratio 2:3 . If 5is added to each number, then the new number 3:4 find the numbers
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Answer 1

Answer:

10:15

Step-by-step explanation:

let the no. be 2x and 3x

2x+5 = 3

3x+5  = 4

4(2x+5) = 3(3x+5)    (cross multiplication

8x+20  = 9x + 15

20-15  =   9x-8x

       5   =   x

first no. = 2x = 2 x 5 = 10

second no.=  3x = 3 x 5 = 15

Answer 2

Answer:

1. let the number be 2 x,3x

Step-by-step explanation:

a/q. 2x+5\3x+5=3\4 4(2x+5)=3(3+5). 8x+20 =9x+15. 20-15=9x-8x. 5=x. number one 2x=2×5=10. two numbers= 3x=3×5=15