Weighted Averages
Matt was babysitting for friend's parents
Saturday morning and was paid an $10
per hour for 3 hours. Later that evening,
he was baby sitting for another couple
that paid him $20 per hour for 5 hours.
What was Matt's average rate of pay per
hour for the day?
A.$15.00 per hour
B. $16.25 per hour
C.$18.75 per hour
D.$19.50 per hour

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