Solve the problem.If two cards are drawn without replacement from an ordinary deck, find the probability that the second card is a spade, given that the first card was a spade.
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
National Welding Company uses industrial robots in some of its assembly-line operations. Management has determined that the lengths of time in hours between breakdowns are exponentially distributed with probability density function 
.
?
What is the probability that a robot selected at random will break down between 400 and 500 hr of use? Round your answer to the nearest hundredth.
?
A. 0.06 B. ?0.30 C. ?0.15 D. ?0.79 E. ?0.51
Solve the problem.A restaurant serves 8 ounces of soup to each customer. How many quarts of soup should be prepared in order to serve 109 customers?
A. 29
qt
B. 54
qt
C. 27
qt
D. 28
qt
A die is rolled. Find the probability of the specified event.The number showing is a 2.
A. 2
B. 
C. 
D. 
Find the nth term of the geometric sequence.-8, -16, -32, -64, -128
A. an = -8 ? 2n B. an = a1 + 2n C. an = -8 ? 2n D. an = -8 ? 2n-1