analiza si cortas el pastel o bizcocho de cumpleaños en porciones de aproximadamente 7 cm x 7 cm y decide colocar una al lado de otra en una bandeja de 28 cm x 21 cm, Cuántas porciones de pastel cabrán en la bandeja de 28 cm x 21 cm?​

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