A plane flies 3 h and uses 45 gal of 100LL aviation fuel. How much will be used if the plane flew only 1.5 h?
A. 19.5 gallons
B. 22.5 gallons
C. 23.5 gallons
D. 67.5 gallons
E. 27.5 gallons
Answer: B
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Perform the indicated operation.34five + 23five
A. None of these B. 122five C. 25five D. 112five
Write the indicated event in set notation.The event that Charlie is selected as a board member when three board members are selected at random from the following group: Allison, Betty, Charlie, Dave, and Emily. [The possible outcomes can be represented as follows.ABCABDABEACDACEADEBCDBCEBDECDE]
A. 
B. 
C. 
D. 
Solve the problem.f(x) = log3(x + 1) and g(x) = log3(x - 3).Solve f(x) = g(x). Do the graphs of f and g intersect? If so, where?
A. {4}, (4, log3(1)) B. {4}, (4, log3(5)) C. {4}, (4, log3(4)) D. No solution. No intersection.
Solve.4x2 + 3x + 1 = 0
A. 
± 
B. - 
± 
i
C. 
± 
i
D. - 
± 