2) Write down the slope of the line. a) Joining P(1,1) Q(2,3).

b) parallel to the line joining A(-1,5) & B(-6,-7).

c) perpendicular to the line joining B(2,-3) & S(-4,1)

1. what is the measure of ∠abc? what is the measure of ∠abd?

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.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay