I need help on this The scale factor between two similar spheres is 2:3. If the volume of the larger sphere is 162, then find the volume of the smaller sphere.

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

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.