10000+666=

free

points

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?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Yvaries inversely as x. y =12 when x=5. find y when x=4