SOLUTION: Two friends agree to travel towards each other and meet for lunch. They live 460 miles apart. Sue leaves at 6am driving at 40 pmh. Mary leaves at 8am driving at 55 pmh. Who will

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Two friends agree to travel towards each other and meet for lunch. They live 460 miles apart. Sue leaves at 6am driving at 40 pmh. Mary leaves at 8am driving at 55 pmh. Who will       Log On

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Question 273668: Two friends agree to travel towards each other and meet for lunch. They live 460 miles apart. Sue leaves at 6am driving at 40 pmh. Mary leaves at 8am driving at 55 pmh. Who will travel further and by how much?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
mph (miles per hour) not pmh
40s+55m=460
s=m+2
m=4 and s=6
40*6=240 Sue
55*4=220 Mary
240-220=20 miles
Sue travels 20 miles and 2 hours more than Mary