It is estimated that90% of senior citizens suffer from sleep disorders and8% suffer from anxiety. Moreover,5% of senior citizens suffer from both sleep disorders and anxiety. Answer the questions below. (If necessary, consult a list of formulas.)

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

What is the value of x? enter your answer in the box. (cm)

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples