Solve the problem.The stock market gained 22 points on Tuesday and lost 37 points on Wednesday. Find the difference between these changes.
A. -15 points
B. 59 points
C. 15 points
D. -59 points
Answer: B
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Identify the distribution as symmetric, left-skewed, or right-skewed.Exam scores for an exam in which most students did very well but a few students failed
A. Left-skewed B. Symmetric C. Right-skewed
Solve for x.32x + 1 = 27
A. {1} B. {3} C. {-1} D. {9}
Perform the indicated operation.Add.5n7 + 8n6 + 6
A. 15n7 + 11n6 + 5 B. 14 + 14n7 + 3n6 C. 31n13 D. 14n7 + 14n6 + 3
Solve.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 4 foot candles, find the intensity on a screen 20 ft from the light. Express the answer as a fraction.
A. 
foot-candle
B. 4 foot-candles
C. 
foot-candle
D. 2 foot-candles