Ron, kent, and sharon assembled 734 newsletters. ron could assemble 124 per hour, sharon 132 per hour, and kent 118 per hour. one morning the three worked a total of 6 hours. if ron worked 2 hours, how long did kent and sharon work?

The formula for the volume of a rectangular prism is v = lwh. a rectangular prism has a length of 2y 3 and width of 5y. the volume of the prism is 20y 10 + 70y 4 . what is the height of the prism? show your work.

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

What are different types of statistical programs