0.9 of Ian's money is equal to 80% of Dylan's money. What is the ratio of Ian's money to Dylan's money?
0.9 of Ian's money = 910 of Ian's money
80% of Dylan's money =
80100 of Dylan's money =
45 of Dylan's money
910 Ian's money is the same as
45 Dylan's money. Make the numerators the same. LCM of 9 and 4 is 36.
9 x 410 x 4 of Ian's money =
4 x 95 x 9 of Dylan's money
3640 of Ian's money =
3645 of Dylan's money
Ian's money : Dylan's money
40 : 45
(÷5)8 : 9
Answer(s): 8 : 9