Ms. Yost has 20 boxes of markers. She buys 420% more boxes. How many boxes will she have in all?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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?

Asinusoidal function whose frequency is 1/6pi