If p < 0, q < 0 and w > 0, write an equation using all three variables as many times as necessary, division and multiplication only, and the solution must be negative

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

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?

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6