If a problem begins with “There are 200 people at a dance . . .”, an approach to solving the problem may be
(a) Draw a Picture.
(b) Guess and Test.
(c) Solve a Simpler Problem.
(d) Deductive reasoning.
(e) None of these is a good approach.
(c) Solve a Simpler Problem.
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Find the area of the region specified by the integral(s).
+ 
A. 9
B. 18
C. 
D. 3
Solve the problem.If an automobile is traveling at velocity V (in feet per second) , the safe radius R for a curve with superelevation ? is given by the formula 
where f and g are constants. A road is being constructed for automobiles traveling at 50 miles per hour. If 
and 
calculate R. Round to the nearest foot. (Hint: 1 mile =
5280 feet) A. R = 722 ft B. R = 706 ft C. R = 1172 ft D. R = 742 ft
Solve the problem.The complement of an angle measures 76° less than the angle. Find the measure of the angle.
A. 17° B. 104° C. 83° D. 173°
Let A = {1, 3, 5, 7}; B = {5, 6, 7, 8}; C = {5, 8}; 
and 
Determine whether the given statement is true or false.{5} ? D
A. True B. False