Find the mean. Round to the nearest tenth.Value Frequency 12 2 20 19 24 7 31 20 35 8
A. 30.3
B. 27.3
C. 26.3
D. 2.2
Answer: C
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Find the center and radius of the circle.(x - 6)2 + (y - 3)2 = 36
A. (6, 3), r = 6 B. (-3, -6), r = 36 C. (3, 6), r = 6 D. (-6, -3), r = 36
Write the integral that gives the surface area generated when the curve is revolved about the x-axis. Do not simplify.y = tanx on 
A. 
dx
B. 2?
dx
C. 2?
dx
D. 
dx
Solve.A box of matches contains 210 matches. If a carton contains 10 boxes of matches, how many matches are in a carton?
A. 220 matches B. 21 matches C. 2100 matches D. 210 matches
Solve the problem.A collection agency specializing in collecting past-due real estate loans charges $27 as an application fee plus 20% of the amount collected. What is the total charge for collecting $7,300 past-due real estate loans?
A. $1,460 B. $37 C. $392 D. $1,487