A certain game and fun center charges a fee to rent the party room for birthday parties plus an additional fee per guest. The graph shows the total cost for several guests. Find and interpret the rate of change and initial value.

For which rational expression is -2 an excluded value of x?

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

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?