Asked by rally

Starting at 9a.m you hike for 3h at an average speed of 4mph.You stop for lunch from noon until 2pm. What is your average speed over the interval from 9am to 2pm.
Answered by Henry
d = Vt = 4 * 3 = 12 mi.

T(tot.) = 3 + 2 = 5h.

V = d / T = 12m1 / 5h = 2.4mi/h.
Answered by aggag
rgaega
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