Find the LCM of the set of numbers.10, 20, 30, 40
A. 90
B. 60
C. 120
D. 108
Answer: C
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Solve.Janine and Thor are both running for class president. Janine goes down a hallway in the school and puts a sticker on every fourth locker. Thor goes down the same hallway, putting one of his stickers on every fifth locker. If there are 130 lockers in the hallway, how many have both students' stickers?
A. 13 B. 26 C. 6 D. 20
Find the center of mass of a thin plate covering the given region with the given density function.The region bounded by the parabola y = 81 - x2 and the x-axis, with density ?(x) = 9x2
A. 
= 0, 
= 
B. 
= 0, 
= 
C. 
= 0, 
= 
D. 
= 
, 
= 0
Solve the problem.This chart shows the number of meals served in a restaurant during each of the past 4 months. Assume that the information in the chart defines a function with the name g. Find g(March). 
A. 4041 meals B. 4000 meals C. 4062 meals D. 4057 meals
Determine whether the statements are logically equivalent.~(~q) and q
A. Yes B. No