Simplify completely. If the fraction is improper, write it as a mixed number.
A. 
B. 
C. 
D. 
Answer: D
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Subtract.
A. 42 B. 146 C. 44 D. 54
Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Cookies: 24 servings per panNumber of pans per oven: 2Pan changes per hour: 5Number of ovens: 3
A. 240 servings B. 144 servings C. 670 servings D. 720 servings
Assume the distribution is normal. Use the area of the normal curve to answer the question. Round to the nearest whole percent.The mean monthly income of trainees at a local mill is $1100 with a standard deviation of $150. Find the probability that a trainee earns less than $900 a month.
A. 19% B. 8% C. 90% D. 9%
Use the multiplication principle to solve the problem.A restaurant offers 7 possible appetizers, 11 possible main courses, and 9 possible desserts. How many different meals are possible at this restaurant? (Two meals are considered different unless all three courses are the same).
A. 693 B. 27 C. 683 D. 343