Answer the question.A bag of candy holds at least 30 pieces of candy and at most 40 pieces of candy. How many bags of candy must be selected to be sure that at least two bags contain the same number of pieces of candy?
A. 13 bags
B. 12 bags
C. 10 bags
D. 11 bags
Answer: B
Mathematics
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Use Newton's Law of Cooling to solve the problem.A cup of coffee with temperature 104°F is placed in a freezer with temperature 0°F. After 5 minutes, the temperature of the coffee is 70.1°F. What will its temperature be 20 minutes after it is placed in the freezer? Round your answer to the nearest degree.
A. 21°F B. 18°F C. 17°F D. 20°F
Mathematics
Evaluate the integral.
A. 
?2
B. 
?
C. 
?2
D. 
?
Mathematics
Graph the function.f(x) = 120(0.02)0.5x
A. 
B. 
C. 
D. 
Mathematics
Add or subtract terms whenever possible.-9
+ 6
- 3
A. -69
B. -9
C. -27
D. 69
Mathematics