Find the domain of f.f(x) = 
A. {x | x ? 3}
B. {x | x ? 1}
C. {x | x ? -1}
D. {x | x ? ±1}
Answer: D
Mathematics
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Write the percent as a fraction in the lowest terms.7.5%
A. 
B. 
C. 
D. 
Mathematics
Solve for base in the problem. Round to the nearest hundredth, if necessary.89
% of barrels is 62 barrels.
A. 55.59 B. 69.14 C. 691.4 D. 6.91
Mathematics
Divide.-75 ÷ (-3)
A. -25
B. 25
C. 
D. 15
Mathematics
Solve the problem.Syed, who is 1.87 m tall, wishes to find the height of a tree with a shadow 30.90 m long. He walks 19.88 m from the base of the tree along the shadow of the tree until his head is in a position where the tip of his shadow exactly overlaps the end of the tree top's shadow. How tall is the tree? Round to the nearest hundredth.
A. 2.91 m B. 5.24 m C. 3.07 m D. 1.87 m
Mathematics