How many solutions are there to the following system of equations? 3x-9y=0 -x+3y=-3 a. 0 b. 1 c. infinitely many

What is the measure of angle tvu shown in the diagram below

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second