Helena foi a feira com certa quantia. Gastou metade dessa quantia na banca de frutas e um terço dessa quantia na banca de verduras e legumes. Que fração da quantia inicial, sobrou para Helena?
1 ponto
a) cinco sextos
b) um sexto
c) um meio
d) três quintos

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