Find A-1 without a calculator.A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
Answer: C
Mathematics
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Solve the problem.What is the smallest value of w for which P4 is not a dummy in the weighted voting system 
A. 6 B. 1 C. 3 D. 5 E. none of these
Mathematics
Determine whether the proportion is true or false.
= 
A. True B. False
Mathematics
Translate the phrase into a subtraction problem. Then find the difference.26 subtracted from -9.
A. 35 B. -35 C. -17 D. 17
Mathematics
Find the median. If necessary, round to one decimal place.In a mathematics class, the following quiz scores were recorded for a student: 16, 24, 40, 59, 68, 69, 75.
A. 59 B. 40 C. 68 D. 50.6
Mathematics