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