Two plumbing companies charge the rates shown in the table. Find how long the plumbing companies would need to work for Pipeline charges to be greater than Down the Drain Company Hourly Rate - Fixed Charge for Visit
Pipeline $32.50 $25.00 - Down the Drain $22.50 $50.00

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Which system of linear inequalities is represented by the graph?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed