A bag contains 18 red marbles, 27 green marbles, and 21 blue marbles. You choose a marble at random from the bag. What color marble will you most likely choose?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.