Answer the question.Which of the statements below suggests an appropriate level of precision?
A. The number of people at the demonstration was 100,000 [to the nearest one hundred thousand].
B. The number of people at the demonstration was 122,615.
C. The number of people at the demonstration was 122,600.
D. The number of people at the demonstration was 120,000.
Answer: D
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Solve the problem.Helen Weller invested $11,000 in an account that pays 12% simple interest. How much additional money must be invested in an account that pays 15% simple interest so that the average return on the two investments amounts to 13%?
A. $11,000 B. $8000 C. $5500 D. $7000
Classify the random variable as either discrete or continuous.The number of field goals kicked in a football game
A. Continuous B. Discrete
Solve the problem.Kim decided to do some spring cleaning. She spent 
hours cleaning her garage on Saturday. The next day she spent 
hours cleaning her basement. What was the total amount of time she spent cleaning that weekend?
A. 16 hours
B. 16
hours
C. 3
hours
D. 15 hours
Find the x- and y-intercepts for the equation. Then graph the equation.4x - 8y = 8
A. (-1, 0), (0, 2)
B. (1, 0), (0, -2)
C. (-2, 0), (0, 1)
D. (2, 0), (0, -1)