Eric studied dogs for a class project . his project showed that there are 156 breeds of dogs. he separated the breeds into 12 groups with the same number of breeds in each group. part a. how many breeds of dogs are in each group? use pictures number or words to show your work. part b. explain how you can use estimation to know your answer is reasonable.

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