0.3 of Andy's money is equal to 70% of Ahmad's money. What is the ratio of Andy's money to Ahmad's money?
0.3 of Andy's money = 310 of Andy's money
70% of Ahmad's money =
70100 of Ahmad's money =
710 of Ahmad's money
310 Andy's money is the same as
710 Ahmad's money. Make the numerators the same. LCM of 3 and 7 is 21.
3 x 710 x 7 of Andy's money =
7 x 310 x 3 of Ahmad's money
2170 of Andy's money =
2130 of Ahmad's money
Andy's money : Ahmad's money
70 : 30
(÷10)7 : 3
Answer(s): 7 : 3