If s denotes the length of the arc of a circle of radius r subtended by a central angle ?, find the missing quantity.r = 
feet, s = 5 feet, ? = ?
A. 
radians
B. 15 radians
C. 15°
D. 
°
Answer: B
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Solve the problem.Suppose you build an architectural model of a new concert hall using a scale factor of 19. How will the surface area of the actual concert hall compare to the surface area of the scale model?
A. 6859 times as great B. 38 times as great C. 19 times as great D. 361 times as great
Calculate the number of distinguishable strings that can be formed with the stated letters.2 c's and 6 d's
A. 12 B. 28 C. 56 D. 8
It can be shown that (1+ x)n = 1 + nx + 
x2 + 
x3 . . . is true for any real number n (not just positive integer values) and any real number x, where |x| < 1. Use this series to approximate the given number to the nearest thousandth.(1.03)-5
A. 0.863 B. 1.159 C. 0.867 D. 1.154
Determine independence. Answer Yes or No.The table shows the political affiliation of voters in one city and their positions on stronger gun control laws. ?Stronger Gun Control 
Are party affiliation and position on gun control laws independent?
A. Yes B. No