Increase £16470.45 by 3.5% by 2DP

How far is x from 5 on a number line?

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?

What is the absolute value of the complex number -4-sqrt2i