Solve the problem.It took three assembly-line workers 4.02 seconds, 5.522 seconds, and 4.4 seconds to assemble a product. How many seconds in all did they work?
A. 9.542 sec
B. 5.902 sec
C. 8.42 sec
D. 13.942 sec
Answer: D
Mathematics
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 
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Solve the equation.2r + 3 = 23
A. 22 B. 8 C. 10 D. 18
Mathematics
Solve the equation.-8.9q + 1.4 = -37.6 - 1.1q
A. {4.5} B. {5} C. {-47} D. {4.4}
Mathematics
Write the words for the dollar amount as you would on a check.$6943.81
A. Six thousand nine hundred forty-three 
dollars
B. Six thousand and nine hundred forty-three dollars 
cents
C. Six thousand nine hundred forty-three and 
D. Six thousand and nine hundred forty-three dollars and 
Mathematics