Amail sorting machine can sort 850 pieces of mail an hour. if it ran for 950 hour, how many pieces of mail would it have sorted?

Match each expression with its simplified form.

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

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