Solve the problem.A survey of 260 families showed that 99 had a dog; 76 had a cat; 34 had a dog and a cat; 98 had neither a cat nor a dog nor a parakeet; 8 had a cat, a dog, and a parakeet.How many had a parakeet only?
A. 21
B. 26
C. 36
D. 31
Answer: A
Mathematics
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Find the exact value of the expression.
A. 
B. 
C. - 
D. - 
Mathematics
Solve the system for x and y. Show your answer as an ordered pair, (x, y).-7x - 7y = 42-4x + 2y = 12
A. Infinite solutions B. (-5, -1) C. (-4, -1) D. (-4, -2)
Mathematics
Write the expression for the general (or nth) term, an, of the geometric sequence.6, -12, 24, -48, 96,. . .
A. an = a1 - 2n B. an = 6(-2)n C. an = 6(-2)n-1 D. an = 6(-2)n
Mathematics
Write < or > between the pair of numbers to make the statement true.-6 ? 0
A. < B. >
Mathematics