Andy C. answered 11/02/17
Tutor
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Math/Physics Tutor
65t + 85t = 210
150t = 210
t = 210/150 = 21/15 = 7/5 = 1 hour and 12 minutes
Sergio E.
asked 11/01/17
Andy C. answered 11/02/17
Math/Physics Tutor
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