1) Emmi makes lines on rectangles to show four fourths. Which rectangle is incorrect? Explain. Rectangle I because there are no lines that go across the shape. Rectangle 3. because it does not show equal parts. 1 2. 1 Rectangle 2 because the parts are made by only two lines. 3 4 Rectangle 4, because it is not divided into the right number of parts.

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

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