Q1: If U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A= {2, 3, 5, 7} and B = {1, 3, 5, 7, 9} Then find: • (∪)′ • (∩)′ • ′∪′ • ′∩′ Q2: If U={a, b, c, d, e, f}, X= {b, c, d, f} and Y= {a, e,f} Then find: • (∪)′ • (∩)′ • ′∪′ • ′∩′

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Two parallel lines are crossed by a transversal. what is the value of x? x = 40 x = 70 x = 110 x = 130

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?