Please help me! please

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

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

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?