Mike and kim invest $12,000 in equipment to print yearbooks for schools. each yearbook costs $5 to print and sells for $15. how many yearbooks must they sell before their business breaks even?

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?

Which statement is true about the local minimum of the graphed function? over the interval[-4,-2], the local minimum is 0. over the interval [-2,-1] , the local minimum is 25. over the interval [-1,4], the local minimum is 0. over the interval [4,7], the local minimum is -7

The slope of the line whose equation is y - 3 = 0 is 0 3 no slope