Solve the problem.There are 12 members on a board of directors. If they must elect a chairperson, a secretary, and a treasurer, how many different slates of candidates are possible?
A. 1320
B. 479,001,600
C. 220
D. 1728
Answer: A
Mathematics
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Find the median of the following set of test score data: 55, 57, 60, 62, 65, 68, 71, 75, 77, 80, 81, 84, 87, 90, 92, 95, 98, 100.
a. 45.3 b. 77.6 c. 78.5 d. 81.3
Mathematics
Use a calculator to find the approximate value of the expression rounded to two decimal places.cos 9°
A. 0.99 B. 0.91 C. -0.91 D. -0.99
Mathematics
Find the LCD of the rational expressions. Then rewrite each as an equivalent rational expression with the LCD.
; 
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Mathematics
Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.r = 2.5 meters, s = 4.75 meters
A. 1.25 radians B. 2.8 radians C. 0.4 radians D. 1.9 radians
Mathematics