Pauline has 25 cups of flour. She makes chocolate chip cookies that require 3/8 cup of flour per cookie. If she makes as many cookies as she can with the available flour, how much flour will be left over?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4