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