Solve the problem.The length and width of a rectangle have a sum of 82. What dimensions give the maximum area?
A. Length 32 and width 50
B. Length 31 and width 51
C. Length 41 and width 41
D. Length 40 and width 42
Answer: C
Mathematics
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Write as an improper fraction.5
A. 
B. 
C. 
D. 
Mathematics
Write as a decimal.
%
A. 0.0611 B. 6.1111 C. 6.0011 D. 0.6111
Mathematics
Find the expected value for the random variable.
A. 29.42 B. 29.30 C. 28 D. 21.84
Mathematics
Solve the problem.On a math test, 5 of the 14 students are to get an A, 4 students a B, 3 students a C, and 2 students a D. How many different ways can the grades be assigned to the students?
A. 1,681,680 B. 2,522,520 C. 420,420 D. 84,084
Mathematics