0.9 of Tim's money is equal to 70% of Tom's money. What is the ratio of Tom's money to Tim's money?
0.9 of Tim's money = 910 of Tim's money
70% of Tom's money =
70100 of Tom's money =
710 of Tom's money
910 Tim's money is the same as
710 Tom's money. Make the numerators the same. LCM of 9 and 7 is 63.
9 x 710 x 7 of Tim's money =
7 x 910 x 9 of Tom's money
6370 of Tim's money =
6390 of Tom's money
Tom's money : Tim's money
90 : 70
(÷10)9 : 7
Answer(s): 9 : 7
