Write the set in set-builder notation.{1, 2, 3, 4, 5, 6}
A. {x|x is an integer less than 7}
B. {x|x is a natural number and x ? 6}
C. {x|x is a natural number}
D. {x|x is a natural number and x < 6}
Answer: B
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Solve the triangle. Round side lengths and angle measures to the nearest tenth when necessary. 
A. a ? 3.7, B ? 75.7°, C ? 59.3° B. a ? 3.7, B ? 80.5°, C ? 54.5° C. a ? 3.6, B ? 82.5°, C ? 52.5° D. a ? 3.6, B ? 84.1°, C ? 50.9°
A study of the effectiveness of a flu vaccine was conducted with a sample of 497 people. Some participants in the study were given no vaccine, some were given one injection, and some were given two injections. The results of the study are listed in the table. No vaccineOne injectionTwo injectionsTotalFlu831223No flu14552277474Total15355289497A person is selected at random from the sample. Find the specified probability that the person got the flu and had one injection. Round your anser to one decimal place.
A. 5.6% B. 2.6% C. 3.6% D. 0.6% E. 6.6%
You join a health club. You agree to pay $300 up front plus $20 a month. Which of the following is true? ?
A. ?Equation of Line: y = 20x + 300. B. ?Equation of Line: y = 300x + 20. C. ?Equation of Line: y = 20x D. ?Slope of Line: 300. E. ?Y-intercept: 20.
Answer the following statement(s) true (T) or false (F)
The NCTM Standards recommended that students develop both conceptual and procedural knowledge in mathematics.