Write the ratio in fractional form and simplify completely.42 degrees : 28 degrees
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.5 + 5 × 3 + 5 × 32 + 5 × 33 + . . . + 5 × 378 =
A. 5 × (378 - 1) B. 2.5 × (378 - 1) C. 2.5 × (379 - 1) D. 5 × (379 - 1) E. none of these
Mathematics
Write the solution set in interval notation.x ? 
A. (
, ?)
B. [
, ?)
C. (-?, 
]
D. (-?, 
)
Mathematics
Convert.49 m = ___ km
A. 49,000 B. 0.49 C. 0.049 D. 4900
Mathematics
Solve the problem.The table lists the percentage y of high school seniors that had used a certain drug within the previous month in a certain city for various years x. In this table 
corresponds to 1975 and x = 20 to 1995.
Determine whether a linear, quadratic, cubic, or quartic polynomial best fits this data.
A. Linear B. Quadratic C. Cubic D. Quartic
Mathematics