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