Problema Solution

If Ronnie is 5 years younger, he will be 1/2 as old as his brother. But now Ronnie is 3/4 as old as he is. How old is Ronnie?

Answer provided by our tutors

R = ronnie

R - 5 = 1/2 B

R = 3/4 B

 

3/4 B - 5 = 1/2 B

1/4 B = 5

B = 20

R = 15

Ronnie is 15 years old