Lucy changed the rate at which water flowed through the faucet. Write an equation that represents the relationship of w and t when it takes 3 minutes to fill the cooler with 1 gallon of water. Explain why your equation is correct. Give examples of how someone could use your equation.

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.

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

What is the radical expression that is equivalent to the expression 27 1 over 5?