Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
A. 16
B. 
C. 
D. -240
Answer: B
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Find the probability.If 82% of scheduled flights actually take place and cancellations are independent events, what is the probability that 3 separate flights will take place? Round to the nearest hundredth.
A. 0.82 B. 0.55 C. 0.01 D. 0.67
Estimate. Then find the actual quotient.42.23 ÷ 10.3
A. Estimate: 4; Actual: 3.9 B. Estimate: 4; Actual: 4.1 C. Estimate: 0.40; Actual: 0.41 D. Estimate: 0.40; Actual: 0.39
Write the ratio in fraction notation.At an advertising agency that employs 223 people, 118 employees receive 2 weeks of paid vacation each year. What is the ratio of those who receive 2 weeks of paid vacation to the total number of employees?
A. 
B. 
C. 
D. 
Match the quadratic function to the correct graph.y = - 
(x + 4)2 - 2
A. 
B. 
C. 
D. 