Pls asap will give brainliest if right the variables y and x have a proportional relationship, and y = 9 when x = 2. what is the value of y when x = 3?

Can (3,5 and square root 34) be sides on a right triangle?

Need this asap if anyone can i would be very grateful. if you could show workings that would really

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?