Find the probability.In one city, the probability that a person will pass his or her driving test on the first attempt is 0.61. 11 people are selected at random from among those taking their driving test for the first time. What is the probability that among these 11 people, the number passing the test is between 2 and 4 inclusive?
A. 0.0670
B. 0.0870
C. 0.0965
D. 0.0827
Answer: B
Mathematics
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Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. To the nearest tenth of a square foot, how much does the area increase when the radius changes from 5 ft to 5.1 ft?
A. 31.4 ft2 B. 2.0 ft2 C. 3.1 ft2 D. 15.7 ft2
Mathematics
Evaluate the integral.
A. 
tan6 x + C
B. 
tan4 x + C
C. 4 sec2 x tan4 x + C
D. 4 sec4 x + C
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics
Simplify the rate to a unit rate and write the unit rate in words.
A. 
; $17 per ticket
B. 
; 6.50 tickets per dollar
C. 
; $6.50 per ticket
D. 
; $93.50 per ticket
Mathematics