Check Understanding 1.
There are 4 quarters in $1.00.
A. Make a table of values to represent this relationship.
Dollars, X
Quarters, y
How to make this a ratio?

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?

Which value would be a solution for x in the inequality 47-4x< 7

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)