Find the value of two numbers if their sum is 12 and their Differences is 4

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

If you answer 2+2 you will get over 80 points

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?