SOLUTION: A and B, traveling at respective rates of a and b kilometers per hour, head directly towards each other across a distance of 120 kilometers. If both start at 10:30 a.m., they will

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Question 251504: A and B, traveling at respective rates of a and b kilometers per hour, head directly towards each other across a distance of 120 kilometers. If both start at 10:30 a.m., they will meet at noon. If A starts at 10:00 a.m. and B starts at 11:00 a.m., they will also meet at noon. Find the ordered pair (a,b).
a) (30,30) b) (30,40) c) (40,40) d) (40,30) e) none of these
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a*1.5+b*1.5=120
a*(2)+b*(1)=120