Question 1103624
Auto=x
HO=20000-x
auto return is .12x
HO return is (20000-x)(.10)=2000-.10x
HO return = 4 times Auto
2000-.10x=.48x
.58x=2000

x=$3448.27 which at 12% earns $413.79 ANSWER
20000-x=$16551.72 which at 10% earns $1655.17 ANSWER, and 1655.16 is 4 times 413.79.