Solve the variation problem.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 16 minutes requires 8 gallons of water. Find the amount of water used in a shower lasting 6 minutes.
A. 2.5 gallons
B. 3 gallons
C. 3.5 gallons
D. 96 gallons
Answer: B
Mathematics
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What will be an ideal response?
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Decide whether the relation defines a function.{(-6, 1), (-6, 4), (2, 4), (5, 8), (8, 8)}
A. Not a function B. Function
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Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.-(-2)-6
A. 
B. 64
C. - 
D. -64
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