Greg built a plane model. The initial weight of Greg’s model was 21.8 pounds. He added a propeller that weighed 1 6 of the initial weight of the model. Greg estimates that the total weight of the model with the propeller is about 24 pounds. Is Greg’s estimate of the total weight of the model reasonable?

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.