Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.The total cost of producing refrigerators in one production line is $3,800 plus $390 per unit produced.

A. If C is the total cost and x is the number of units produced, then 
B. If C is the total cost and x is the number of units produced, then 
C. If C is the total cost and x is the number of units produced, then 
D. If C is the total cost and x is the number of units produced, then 


Answer: B

Mathematics

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Perform the indicated operation or operations.-  +  

A. -  
B.  
C.
D. -  

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Divide.-1 ÷ 0.02

A. -0.98
B. -9.8
C. -50
D.

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Use common logarithms or natural logarithms and a calculator to evaluate to four decimal placeslog0.420

A. 1.6990 B. 0.9031 C. -0.3059 D. -3.2694

Mathematics

Which of the following is not a grouping symbol?

a. Parentheses b. Arrows c. Bar d. Braces

Mathematics