- #1
black_hole
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Homework Statement
Calculate the average speed of a complete round trip in which the first 148.6 km is covered at 84.6 km/hr, followed by a 1.2-hour lunch and the final 148.6 km is covered at 50.6 km/hr.
Homework Equations
The Attempt at a Solution
148.6+148.6/.569+1.2+.341 = wrong