A particle traveling on a line has constant acceleration a(t) = -2/5. If s(1) = 3 and s(6) = 8, find the total distance traveled for 4 t 10.

A particle traveling on a line has constant acceleration a(t) = -2/5. If s(1) = 3 and s(6) = 8, find the total distance traveled for 4 ≤ t ≤ 10.