Answer the question.Which number can serve as a common denominator for 
and 
?
A. 13
B. 10
C. 7
D. 42
Answer: D
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Given that p and q each represents a simple statement, write the indicated compound statement in its symbolic form.p: The outside humidity is high.q: The basement dehumidifier is running.r: The basement is getting moldy.The outside humidity is high and the basement dehumidifier is running, or the basement is getting moldy.
A. p ? q ? r B. (p ? q) ? ~ r C. p ? (q ? r) D. (p ? q) ? r
Express the graph shown using interval notation. Also express it as an inequality involving x.
A. (-4, 2) -4 < x < 2 B. (-4, 2] -4 < x ? 2 C. [-4, 2) -4 ? x < 2 D. [-4, 2] -4 ? x ? 2
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. 18% B. 34% C. 41% D. 2%
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2