Write a function in which y varies directly with x
write a function in which y varies inversely with x
in another function, y should neither vary directly or inversely with x

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude