0.3 of Justin's money is equal to 90% of Oscar's money. What is the ratio of Oscar's money to Justin's money?
0.3 of Justin's money = 310 of Justin's money
90% of Oscar's money =
90100 of Oscar's money =
910 of Oscar's money
310 Justin's money is the same as
910 Oscar's money. Make the numerators the same. LCM of 3 and 9 is 9.
3 x 310 x 3 of Justin's money =
9 x 110 x 1 of Oscar's money
930 of Justin's money =
910 of Oscar's money
Oscar's money : Justin's money
10 : 30
(÷10)1 : 3
Answer(s): 1 : 3