True or false?A person who scored at the sixtieth percentile in a test scored higher than 300 people if 500 people took the test.
A. True
B. False
Answer: A
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Solve the problem.Suppose that R ={(x, y): 0 ? x ? 9, 0 ? y ? 8},R1 = {(x, y): 0 ? x ? 9, 0 ? y ? 7}, andR2 = {(x, y): 0 ? x ? 9, 7 ? y ? 8}. Suppose, in addition, that
dA = 5, 
dA = 9, and 
dA = 4.Use the properties of integrals to evaluate 
A. 45 B. 90 C. 0 D. 54
Find the selling price per item to the nearest cent.Total cost: $97Quantity: 30Unsaleable: 7% Markup on selling price: 40%
A. $5.39 B. $3.01 C. $2.31 D. $7.03
Use the choices below to fill in the blank. Choices may be used more than once or not at all.
The theoretical probability of event E is 
.
A. 
B. 
C. 
D. 
Use the change of base formula and a calculator to approximate the logarithmic expression. Round your answer to four decimal places.log2/319
A. 7.2619 B. 8.9261 C. -7.2619 D. -14.5225