Use the multiplication principle to solve the problem.A shirt company has 3 designs each of which can be made with short or long sleeves. There are 7 color patterns available. How many different types of shirts are available from this company?
A. 21
B. 12
C. 10
D. 42
Answer: D
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = 
x - 7
A. Domain: (-?, 3) ? (3, ?); range: all real numbers B. Domain and range: (-?, 3) ? (3, ?) C. Domain: (-?, 7) ? (7, ?); range: (-?, 3) ? (3, ?) D. Domain and range: all real numbers
Mathematics
Solve.-3.4x - 0.24 = -18.6
A. -5.5 B. 18.84 C. 5.4 D. -18.36
Mathematics
Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(2, -5) and (2, 3)
A. 2 B. Undefined C. 4 D. 8
Mathematics
Solve the problem.If it has been determined that the probability of an earthquake occurring on a certain day in a certain area is 0.04, what are the odds against an earthquake?
A. 23 to 1 B. 1 to 25 C. 24 to 1 D. 25 to 1
Mathematics