kiran has used 4/5 of the pieces in his jigsaw puzzle. He has used 120 pieces. How many pieces are in the whole puzzle

What is the value of the expression below? (81^2)^1/8

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?

What is the radius of the cone in the diagram? round your answer to the nearest whole number