Aball is dropped from a cliff that is 224 feet high. the distance s (in feet) that it falls in t seconds is given by the formula how many seconds (to tenths) will it take for the ball to hit the ground?

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.