The door of Mr. Smith's garage has 400 square feet of surface area. Twenty-five square feet of the door is glass. During a neighborhood baseball game, a ball is thrown wildly and hits the garage door. What is the probability that the ball hit the window?

All per-unit concepts rely on ratios, meaning, to provide a type of measurement

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

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