At last year's company picnic, 25 pounds of ground beef were needed to make 100 hamburgers.

how many pounds of ground beef will be needed this year if 120 hamburgers are to be made?

30 lb
45 lb
50 lb
55 lb

Which is a graph of a proportional relationship?

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?

Select the lengths in centimeters that would form a right triangle