What is the constant of proportionality that relates y, the total cost in dollars, to x, the number of tickets purchased>

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52