A store spends ⅕ of its income on salaries and ⅙ of its income on advertising. If the store pays $180,000 for salaries, how much does it spend on advertising?

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?