Solve the problem.The area of a trapezoid is 77 square feet. If its two bases are 7 and 15 feet, find its height. 
A. 7 ft
B. 14 ft
C. 1.5 ft
D. 4 ft
Answer: A
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Suppose 100 people counted the number of cars passing an intersection in one hour. Due to error, not all people get the same value. The mean is 75 and the standard deviation is 1. Use the sketch to find how many people report the following. 
More than 74 cars
A. 16 people B. 34 people C. 50 people D. 84 people
Use technology to calculate det A.A = 
A. -61 B. -151 C. 61 D. 271
Find the missing quantities by first computing the markup on one base and then computing the markup on the other. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Markup = $4.96 % Markup on cost = 15.0% % Markup on selling price = 87.0% B. Markup = $9.92 % Markup on cost = 13.0% % Markup on selling price = 66.9% C. Markup = $9.92 % Markup on cost = 13.0% % Markup on selling price = 15.0% D. Markup = $4.96 % Markup on cost = 15.0% % Markup on selling price = 13.0%
Make a line graph of the data.The following table gives the average cost of producing a music video over the given years. Use time on the horizontal scale for your line graph.
What will be an ideal response?