0.9 of Charlie's money is equal to 40% of Tommy's money. What is the ratio of Tommy's money to Charlie's money?
0.9 of Charlie's money = 910 of Charlie's money
40% of Tommy's money =
40100 of Tommy's money =
25 of Tommy's money
910 Charlie's money is the same as
25 Tommy's money. Make the numerators the same. LCM of 9 and 2 is 18.
9 x 210 x 2 of Charlie's money =
2 x 95 x 9 of Tommy's money
1820 of Charlie's money =
1845 of Tommy's money
Tommy's money : Charlie's money
45 : 20
(÷5)9 : 4
Answer(s): 9 : 4