The length of a rectangle is twice the width. the perimeter is 126 centimeters. which system of equations will determine the length, l, and the width, w, of the rectangle?

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

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)?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.