Identify the form of the argument and state whether the argument is valid or invalid.If the bell rings, then we answer the door.The bell rings. Therefore, we answer the door.
A. Disjunctive syllogism; valid
B. Fallacy of the converse; invalid
C. Fallacy of the inverse; invalid
D. Law of detachment; valid
Answer: D
Mathematics
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Find the infinite sum accurate to three decimal places.
A. 1.036 B. 0.972 C. -0.972 D. -1.036
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Write the fraction as a decimal. If necessary, use repeating decimal notation.
A. 1.8
B. 1.
C. 1.
D. 1.85
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Write the decimal as a percent.45
A. 4.5% B. 0.45% C. 450% D. 4500%
Mathematics