The price of a mountain bike is decreased from $150 to $120. by what percent is the price decreased.

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2