WILL GIVE BRAINLEIST The table shows an estimate of the average hourly emissions of sulfur dioxide, SO2, in pounds per megawatt-hour (In/MWh) from a power plant during the month of January, where 1 represents the hour from 12:00 a. m. to 1-00a. m., and so on. If a statistician decides to use a parabola to model the data, which is the best model?

If 20% of a number is 35, what is 50% of that number?

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp

X+y=-4 x-y=2 use elimination with adding and subtraction