Find the number of units that produce the maximum revenue R = 900x - 0.1x, where R is the total revenue (in dollars)
and x is the number of units sold.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.