Derrick is solving a number riddle. The sum of two numbers
(x and y) is 64. The difference
between two times the first
number (x) and the second
number (y) is 5.
Find the numbers.

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

Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?