The times that a cashier spends processing individual customers' orders are independent random variables with mean 1.5 minutes and standard deviation 1 minutes. What is the approximate probability that it will take more than 4 hours to process the orders of 100 people?

Select the correct answer from the drop-down menu. this graph represents the inequality x+2< 4,2x> 3,x+6< 12,2x> 12

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

What is the slope of the line (-7,2) (4,6)