2.5 × 30 = tenths × 30 =
HELP ME FILL IN THE BLANKS!! I AM STUCK!

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

What is the slope of the equation y =