Solve the problem.The instructions for a bookcase assembly kit said that the fasteners enclosed were 2.6 inches long. When measured, they were 2.65 inches long. Were the fasteners too long or too short? What was the difference?
A. Too long; 0.05 inch
B. Too short; 0.05 inch
C. Too short; 0.15 inch
D. Too long; 0.15 inch
Answer: A
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Solve the problem. Round results to an appropriate number of significant digits.The angle of elevation from a point on the ground to the top of a tree is 37.2°. The angle of elevation from a point 37.2 ft farther back to the top of the tree is 24.1°. Find the height of the tree.
A. 119.3 ft B. 40.5 ft C. 53.4 ft D. 90.6 ft
Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. B is incident from D, E, and A; C is incident to E and A and incident from D; E is incident to D and incident from A.How many cycles are there in the digraph that start and end at C?
A. 2 B. 0 C. 1 D. 3 E. none of these
Give an appropriate answer.A statistics student takes a poll of residents at a local retirement home to find out which presidential candidate the sample of residents favors. Based on her results, she makes a prediction about which candidate will win the election. Comment on the fairness of her prediction. What might she do to improve her poll?
What will be an ideal response?