In the diagram, a = 50 and b= 80. a. c=40 and d=72 b. c=40 and d=75 c. c=45 and d=75 d. c=45 and d=72 For what values of c and d would the rectangles be similar?

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

The scatterplot represents the total fee for hours renting a bike. the line of best fit for the data is y = 6.855x + 10.215. which table shows the correct residual values for the data set?

Which unit rate is the lowest price per ounce? (5 points) choice a: 6 ounces of chocolate chips for $2.49 choice b: 8 ounces of chocolate chips for $3.32