Express the phrase as a ratio in lowest terms.135 cm to 45 cm
A. 
B. 
C. 
D. 
Answer: D
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Use scientific notation to solve the problem.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels 1.86 x 105 miles per second.
A. 6.0 x 105 miles B. 6.0 x 1014 miles C. 6.0 x 107 miles D. 6.0 x 1012 miles
Solve.The circle graph shows the fraction of books read by grades one through five. What fraction of books was NOT read by the third and first grades?
A. 
B. 
C. 
D. 
Determine whether or not the number is written in scientific notation.0.32 × 1011
A. Yes B. No
If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."{(-2, 4), (2, -4), (8, -2), (-8, 2)}
A. {(4, -2), (-4, 2), (-2, 8), (2, -8)} B. {(4, -2), (-4, 2), (-2, -8), (2, 8)} C. {(4, -2), (-4, 2), (8, -2), (2, -8)} D. Not one-to-one