Solve the variation problem.The weight of an object on the moon varies directly as its weight on earth. A person who weighs 123 lb on earth weighs 24.6 lb on the moon. How much would a 186-lb person weigh on the moon?
A. 37.2 lb
B. 0.2 lb
C. 930 lb
D. 333.6 lb
Answer: A
Mathematics
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Solve the problem.Find the work done by a force of 13i (newtons) in moving as object along a line from the origin to the point 
(distance in meters).
A. 91
joules
B. 91 joules
C. 13
joules
D. 64.35 joules
Mathematics
Solve using the absolute value property. 
= 8
A. 
B. 
C. 
D. 
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A garage door company's total monthly revenue from the sale of x garage doors is given by R = 925x and its total monthly costs are given by c = 575x + 2100. How many garage doors need to be sold each month to break even? In other words, when will revenue equal costs?
Fill in the blank(s) with the appropriate word(s).
Mathematics