In the cookie jar there are 20 cookies. 1/4 of the
cookies are peanut butter and the rest are
chocolate chip. How many cookies are
chocolate chip?

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Math each whole number with a rational,exponential expression

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?