What is the probability of arriving at a traffic light when it is red if the red signal is flashed for 15 sec, the yellow signal for 5 sec, and the green signal for 55 sec?
?
A. The probability is 0.10
B. The probability is 0.20
C. The probability is 0.40
D. The probability is 0.30
Answer: B
Mathematics
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Convert.37.08 dekameters = _____ meters
A. 3708 B. 370.8 C. 0.371 D. 3.708
Mathematics
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 + 12x + 36 = 0
A. Two different real-number solutions B. One real solution C. Two different imaginary-number solutions
Mathematics
Find the domain of the expression.
A. {m|m ? 4} B. {m|m ? -4} C. {m|m > -5} D. all real numbers
Mathematics
Write an equation for the line described. Give your answer in slope-intercept form.vertical, through (3, 4)
A. y = 3 B. x = 3 C. x = 4 D. y = 4
Mathematics