Abag contains 4 blue coins and 8 red coins. a coin is removed at random and replaced by three of the other color.

part 2 out of 3
if the first coin removed is blue, what is the probability of drawing a red coin after three red coins are put in the bag to replace the blue one?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck