0.7 of Archie's money is equal to 90% of Wesley's money. What is the ratio of Wesley's money to Archie's money?
0.7 of Archie's money = 710 of Archie's money
90% of Wesley's money =
90100 of Wesley's money =
910 of Wesley's money
710 Archie's money is the same as
910 Wesley's money. Make the numerators the same. LCM of 7 and 9 is 63.
7 x 910 x 9 of Archie's money =
9 x 710 x 7 of Wesley's money
6390 of Archie's money =
6370 of Wesley's money
Wesley's money : Archie's money
70 : 90
(÷10)7 : 9
Answer(s): 7 : 9