Determine whether the argument is valid or invalid.Loretta's hobby is stamp collecting. If her husband likes to fish, then Loretta's hobby is not stamp collecting. If her husband does not like to fish, then Nathan likes to read. Therefore, Nathan likes to read.
A. Invalid
B. Valid
Answer: B
Mathematics
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Solve the problem.Find the expected number of girls in a family of 4.
A. 1.5 B. 2.5 C. 1.75 D. 2
Mathematics
Add and, if possible, simplify.- 
x + 
x
A. 
x
B. - 
x
C. 
x
D. - 
x
Mathematics
Provide an appropriate response.Write an expression that represents the area of the figure and simplify.
What will be an ideal response?
Mathematics
Add or subtract as indicated.-55 + (-18)
A. -37 B. 37 C. 73 D. -73
Mathematics