Question

he Sanchez family drove 132 miles in 3 hours before lunch. Then they drove 240 miles in 5 hours after lunch. What was their average speed for the day? A. 54.5 mi/h B. 46.5 mi/h C. 46 mi/h D. 54 mi/h

Answer 1

the answer is b. 46.5 

Hope this helped :)

Answer 2

Average speed = total distance/total time.

Total distance = 132 + 240 = 372
Total time = 3 + 5 = 8

372 / 8 = 46.5 mph
Therefore B is the correct answer.