A circular painting has an area of 78.53 inches. If Lisa wants to add a border around this
painting, how much border does she need? Round your answer to the nearest whole number

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?

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

What is the value of x in the equation 3x4y65, when y=4?