An ice cream machine produced 44 ice creams per minute. after reconditioning, its speed increased to 55 ice creams per minute. by what percent did the speed of the machine increase?

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.