Suppose that p is a random variable equal to profits from an ice cream stand at the beach and that p has the following probability distributions:
$70,000 with probability 0.05
$50,000 with probability 0.25
$30,000 with probability 0.35
$10,000 with probability 0.20
$10,000 with probability 0.15
what is the expected value of profits?

Evaluate the expression. (9 + 5)(3 + 2)0

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter