Events A and B are overlapping. P(A) =6/11 P(B) =4/11 P(A and B) = 2/11 Find P(A or B) the answer is 8/11

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?

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.

Change negative exponents to positive. then solve. round to four decimal places