Solve the problem.A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 470 seconds and a standard deviation of 60 seconds. Find the probability that a randomly selected boy in secondary school will take longer than 332 seconds to run the mile.
A. 0.5107
B. 0.9893
C. 0.4893
D. 0.0107
Answer: B
Mathematics
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12
- 3
A. 8
B. 8
C. 9
D. 9
Mathematics
Solve the following graphically. If necessary, round answers to the nearest thousandth.x2 + 4x - 6 = ex - 2 - 2
A. -4.783, 0.928 B. -4.785, 0.867 C. -4.033 D. -4.828, 0.886
Mathematics
Match the given equation with one of the graphs. 36x2 + 9y2 = 324
A. 
B. 
C. 
D. 
Mathematics
Graph the equation in the rectangular coordinate system.4y = -4
A. 
B. 
C. 
D. 
Mathematics