1. ratio to you and then your friend is 4 : 3. By guessing is the quickest choice and when I did that I finally found that you have had to multiply both by 8 to find:
your allowance : 32
your friend's allowance : 24
32 + 24 = 56
2. ratio to you and then your friend is 7 : 5. By guessin is the quickest choice and when I did I finally found that you have had to multiply both by 6 to find:
your allowance : 42
your friend's allowance : 30
42 + 30 = 72
