Please please help! I'm struggling! I swear I'll give brainliest!! I just really need help

Which fraction below is equivalent to 10/12?

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?

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12