0.7 of Carl's money is equal to 30% of Cole's money. What is the ratio of Carl's money to Cole's money?
0.7 of Carl's money = 710 of Carl's money
30% of Cole's money =
30100 of Cole's money =
310 of Cole's money
710 Carl's money is the same as
310 Cole's money. Make the numerators the same. LCM of 7 and 3 is 21.
7 x 310 x 3 of Carl's money =
3 x 710 x 7 of Cole's money
2130 of Carl's money =
2170 of Cole's money
Carl's money : Cole's money
30 : 70
(÷10)3 : 7
Answer(s): 3 : 7