The percent P of the drug triazolam (a drug for treating insomnia) remaining in a person's bloodstream after t hours is given by 
. What percent will remain in the bloodstream after 12 hours? Round to the nearest hundredths.
?
A. 0.97 %
B. 8.25 %
C. 0.03 %
D. 7.20 %
E. 2.73 %
Answer: C
Mathematics
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Use the substitution formula to evaluate the integral.
A. 
B. - 
C. - 
D. - 
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A. 2548 B. 819 C. 2197 D. 8281
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Solve.What percent of 1.6 is 0.04?
A. 2.5% B. 4000% C. 0.025% D. 40%
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Factor out the greatest common factor. Be sure that the coefficient of the term of highest degree is positive.x(y + 4) + 2(y +4)
A. (xy + 4x) + (2y + 8) B. 2x(y +4) C. 4y(x + 2) D. (y +4)(x + 2)
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