Which number does not belong? Why not?
4,9,16,25,30,36,49

Why not?

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?

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles