121 is 55% of what number?

a.) 220
b.) 121
c.) 66.55
d.) 242

In which form is the following function written? y = - 2(x – 3)(x + 5)

Mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use? enter your answer as a mixed number in simplest terms.

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?