Using four digits, write a number in standard form where 7 is in the tenths place. then, write the number in word form

How many lines can be drawn through points j and k? 0 1 2 3

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?

When y’all answer can y’all explain too !