Question

Two numbers are in the ratio 4 : 5. If 30 is subtracted from each of the numbers, the ratio becomes 1 : 2. Find the numbers. it is from leniar equation plz answer its an emergency

Answer 1

Answer:

let cofficient = x ratio = 4x/5x. subtract 30 from both , 4x-30/ 5x-30= 1/2 2(4x-30)=5x-30 8x-60=5x-30 8x-5x = -30+60. 3x = 30. x= 10. first number = 4*10=40. second number = 5* 10= 50