A bus averages 60 mi/h traveling to its destination in the first half of its trip through an expressway and 72 mi/h in the second half traveling through a motorway. What is the bus's average speed for the entire trip rounded to the nearest tenth?

A) 64.2 mi/h

B) 63.0 mi/h

C) 65.5 mi/h

D) 66.0 mi/h

Question

10 December, 19:07

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Kael Rose · Answer 1

D) 66.0 mi/h

because to find the average, you have to add up all the numbers and for each number you add, you divide it.

66+72=132

132:2 = 66.0

A bus averages 60 mi/h traveling to its destination in the first half of its trip through an expressway and 72 mi/h in the second half traveling through a motorway. What is the bus's average speed for the entire trip rounded to the nearest tenth?A) 64.2 mi/hB) 63.0 mi/hC) 65.5 mi/hD) 66.0 mi/h