The masses of the eggs collected on a form or normally distributed with a mean of 55 g and a standard deviation of 4.2 g. Approximately 80% of the eggs on the farm have a mass greater than which mass

What is the most accurate measurement of 1 pound

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?

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.