Please please answer this correctly. Please take a pic of the same screenshot of put the right plots correctly

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.

Which expression is equivalent to -12(3x-3/4)

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.