Jasper and Corey have saved up a total of $78.00. Jasper has saved 6 dollars more than twice as much as Corey. How much has Corey saved?

Let C be the amount Corey has saved

Jasper:6+2C
Total: C+6+2C=78
3C+6=78
3C=72
C=$<<24=24>>24. Answer: \boxed{24}.