Jesse collected 42 football cards and 28 baseball cards. Simplify the ratio of baseball cards to football cards in his collection. 6.RP.1

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

The experience c-0.25c can be used to find the cost of an item on sale for 25% off which expression beloit equivalent to c-0.25c