SOLUTION: when joe drives to school he picks up his friend dave dave lives directly south of joe. thier school is directly east from joe house joe usually drives an average of 30 miles per h

Algebra ->  Pythagorean-theorem -> SOLUTION: when joe drives to school he picks up his friend dave dave lives directly south of joe. thier school is directly east from joe house joe usually drives an average of 30 miles per h      Log On


   



Question 1092021: when joe drives to school he picks up his friend dave dave lives directly south of joe. thier school is directly east from joe house joe usually drives an average of 30 miles per hour if joe lives 13 miles from dave and dave lives 20 miles from school how much time would joe save if he did not pick up his friend dave?
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
To Dave's . . . : 26 minutes
Dave's to school: 40 minutes
Total . . . . . : 66 minutes (1 hour and 6 minutes
---------------------------------------------------
Direct to school: 30 minutes
66-30 = 36 minutes is how much time Joe would save.