Ablock of ice had a volume of 1,000 cubic inches when it started melting. 18 minutes later, the volume was 591 cubic inches. what was the average rate of change of the volume in cubic inches per minute? round to the nearest hundredth.

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

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)