Anthony is buying a 9-ounce jar of peanut butter that costs $3.29. which expression can he use to find the price per ounce?

Ineed i been stuck on this question since yesterday

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?