Decide whether or not the points are the vertices of a right triangle.(3, 2), (5, 6), (7, 5)
A. Yes
B. No
Answer: A
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Solve the problem.The table below summarizes the plays that a football team made while in possession of the football during their last game. 
If the total yards gained in small gains were combined with the total yards lost in small losses, what would be the result?
A. A gain of 10 yards B. A gain of 90 yards C. A loss of 10 yards D. A loss of 2 yards
Solve. Provide answers in interval notation.(c + 8)(c - 1)(c - 5) > 0
A. (5, ?) B. (-?, -8) ? (1, 5) C. (-8, 1) ? (5, ?) D. (-?, 1)
Write expanded notation.The number of steps in a stair-climbing race held in a Malaysian landmark building was 2725.
A. 2 thousands + 2 hundreds + 5 tens + 7 ones B. 2 thousands + 7 hundreds + 2 tens + 5 ones C. 7 thousands + 2 hundreds + 5 tens + 0 ones D. 2 thousands + 0 hundreds + 2 tens + 5 ones
Use the method of natural frequencies to find the indicated probability.At Sally's Hair Salon there are three hair stylists. 20% of the hair cuts are done by Chris, 35% are done by Karine, and 45% are done by Amy. Chris finds that when he does hair cuts, 6% of the customers are not satisfied. Karine finds that when she does hair cuts, 3% of the customers are not satisfied.Amy finds that when she does hair cuts, 8% of the customers are not satisfied.Suppose that a customer leaving the salon is selected at random. If the customer is not satisfied, what is the probability that their hair was done by Amy?
A. 0.08 B. 1.6 C. 0.205 D. 0.615