Mary is looking to hire someone to snow plow her driveway for the winter. John charges $50 for the season plus an additional $20 per plow. Jim charges $75 for the season, plus an additional $15 per plow. How many plows until the two charge the same amount of money?

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

True or false? a circle could be circumscribed about the quadrilateral below.

What is 0.000008 meters in scientific notation