Determine which ordered pair is a solution of y=-5x-1 a. (9, –2) b. (5, 24) c. (–1, 6) d. (–4, 19)

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

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

5,678.321 what place value is the 1 in