Provide an appropriate response.In a group of 42 students, 22 take history, 17 take biology and 8 take both history and biology. How many students take biology, but not history?
A. 17
B. 22
C. 5
D. 9
Answer: D
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Find the indicated probability.The following table displays a distribution for a group of retired people by career and age at retirement. 
Suppose one of these people is selected at random. Compute the probability that the person selected was a store clerk. Round your answer to the nearest thousandth.
A. 0.099 B. 0.327 C. 0.025 D. 0.250
Provide an appropriate response.Tyres purchased five boxes of pencils, each containing two-hundred twenty-five pencils. She also bought three boxes of colored pencils, each box containing twenty-four pencils. How many total pencils did she buy?
A. 1,187 pencils B. 1,992 pencils C. 302 pencils D. 1,197 pencils
Solve. Write the fraction in simplest form.The circle graph shows the fraction of books read by grades one through five. What fraction of books was read by the fourth and fifth grades combined?
A. 
B. 
C. 
D. 
Use the given table for y = ax2 + bx + c to solve ax2 + bx + c < 0 or ax2 + bx + c > 0, as indicated.y = -x2 + 7x - 11.25; ax2 + bx + c > 0
A. x < -4.5 or x > -2.5 B. 2.5 < x < 4.5 C. x < 2.5 or x > 4.5 D. -4.5 < x < -2.5