SOLUTION: John drives at an average speed of 55 miles per hour for the first 2 hours of the 266-mile trio to Buffalo. Charlie then drives the remaining distance in 3 hours. What is Charlie's

Algebra ->  Test -> SOLUTION: John drives at an average speed of 55 miles per hour for the first 2 hours of the 266-mile trio to Buffalo. Charlie then drives the remaining distance in 3 hours. What is Charlie's      Log On


   



Question 706060: John drives at an average speed of 55 miles per hour for the first 2 hours of the 266-mile trio to Buffalo. Charlie then drives the remaining distance in 3 hours. What is Charlie's average driving speed?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Who drives____________speed______________time__________distance
John__________________55________________2______________55*2
Charlie________________r________________3______________266-55%2A2

r%2A3=%28266-55%2A2%29
r=%28266-55%2A2%29%2F3