Question

the number which when substracted from each of the term of the ratio 19:31 reducing it to 1:4 each​

Answer 1

Answer:

15

Step-by-step explanation:

let it be 'x'

(19-x) : (31-x) = 1:4

31-x = 76 - 4x

3x = 45 => x = 15

required number = 15