0.9 of Ryan's money is equal to 50% of Oscar's money. What is the ratio of Oscar's money to Ryan's money?
0.9 of Ryan's money = 910 of Ryan's money
50% of Oscar's money =
50100 of Oscar's money =
12 of Oscar's money
910 Ryan's money is the same as
12 Oscar's money. Make the numerators the same. LCM of 9 and 1 is 9.
9 x 110 x 1 of Ryan's money =
1 x 92 x 9 of Oscar's money
910 of Ryan's money =
918 of Oscar's money
Oscar's money : Ryan's money
18 : 10
(÷2)9 : 5
Answer(s): 9 : 5