QOLJTIUNI WO a) Kent single-channel waiting line has a mean arrival rate of 4 trucks per hour and the mean service rate for a 2-man crew is 5 trucks per hour.
Determine the:
i)
Probability the dock crew will be idle.
ii) Probability that 3 trucks will arrive.
iii) Probability that a truck will take less than 6 minutes for service.
iv) Average number of trucks in the system.
v) Average time a truck spends in the system.
vi)
Average number of trucks in the queue.
vii) Probability an arriving truck will have to wait.
(7 marks)
b) TP​

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2

r = 78539458390583095803458309458039485093485 or just 3

step-by-step explanation:

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.