Simplify the rate and write the result in words.
A. ; 67 students for every 18 teachers
B. ; 67 students for every 2 teachers
C. ; 67 teachers for every 2 students
D. ; 603 students for every 2 teachers
Answer: B
Mathematics
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Solve the inequality symbolically. Express the solution set in interval notation.10a - 1 > 9a - 3
A. (-2, ?) B. (-4, ?) C. (-?, -4) D. (-?, -2)
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State whether the graph is or is not that of a function.
A. Not a function B. Function
Mathematics
Graph the rational function.f(x) =
A.
B.
C.
D.
Mathematics
Radium - 226 has a half-life of 1600 years. Suppose we have a 300 g sample. How much of the sample remains after 200 years?
(a) 105.61 g (b) 124.61 g (d) 288.1 g (e) 200.1 g
Mathematics