Write the phrase as a mathematical expression. Use x as the variable.Twice some number
A. 2 + x
B. 2x
C. 
D. 2 - x
Answer: B
Mathematics
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Find n(A) for the set.A = {1, 1, 2, 2, ..., 5, 5}
A. n(A) = 6 B. n(A) = 3 C. n(A) = 10 D. n(A) = 5
Mathematics
The pie chart below shows the number of pizzas consumed by college students in a typical month. Use the chart to answer the question. 
What percent of college students consume 1-2 pizzas in a typical month?
A. 34% B. 41% C. 2% D. 18%
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics
Convert the degree measure to radians, correct to four decimal places. Use 3.1416 for ?.14.24°
A. 0.2485 B. 0.3485 C. 0.0485 D. 0.1485
Mathematics