I think of a number, add on 7 and then double it. My answer is 8.​

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.