Your model train is 18 inches long. it is an exact model of a train that is 72 feet long. a window on the train is how many times wider than a window on the model?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base