0.1 of Seth's money is equal to 80% of Billy's money. What is the ratio of Billy's money to Seth's money?
0.1 of Seth's money = 110 of Seth's money
80% of Billy's money =
80100 of Billy's money =
45 of Billy's money
110 Seth's money is the same as
45 Billy's money. Make the numerators the same. LCM of 1 and 4 is 4.
1 x 410 x 4 of Seth's money =
4 x 15 x 1 of Billy's money
440 of Seth's money =
45 of Billy's money
Billy's money : Seth's money
5 : 40
(÷5)1 : 8
Answer(s): 1 : 8
