Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 3 hours?
A. Yes
B. No
Answer: A
Mathematics
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Use a CAS integration utility to evaluate the triple integral of the given function over the specified solid region.
over the tetrahedron bounded by the coordinate planes and the plane 
A. 140
B. 
C. 
D. 
Mathematics
Find the differential of the function at the indicated number.
Mathematics
Solve the problem.The regular price of a double roll of wallpaper is $21. During a May sale, wallpaper was discounted 20%. What was the sale price of a double roll of wallpaper?
A. $5.20 B. $16.80 C. $17.80 D. $4.20
Mathematics
Solve.A weather forecaster predicts that the temperature will drop 6 degrees each hour for the next 3 hours. If the temperature is 17 degrees before the temperature starts falling, what is the temperature after the drop?
A. -1° B. 18° C. 8° D. -18°
Mathematics