Determine whether the relation is a function.{(-6, -5), (-1, -4), (1, -5), (1, -5)}
A. No
B. Yes
Answer: A
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Decide whether the statement is true or false.Some real numbers are integers.
A. True B. False
Solve the problem.A convention manager finds that she has $1500, made up of twenties and fifties. She has a total of 48 bills. How many fifty-dollar bills does the manager have?
A. 30 fifty-dollar bills B. 18 fifty-dollar bills C. 12 fifty-dollar bills D. 48 fifty-dollar bills
Simplify.
A. 4k2 B. 2k C. 4 D. 2k2
Answer the question(s) based on the following situation: Over the last 80 years records have been kept of the annual rainfall in the Tasmanian desert. The distribution of annual rainfall is approximately normal and has no outliers. The minimum of 4.5 inches of rain occurred in 1952; the maximum of 11.7 inches of rain occurred in 1934.In this part of the world, anything over 10.5 inches of annual rainfall is considered a "wet" year. Of the last 80 years, approximately how many were "wet" ones?
A. 4 B. 16 C. 6 D. 2 E. none of these