Solve the problem.If Elizabeth eats dinner at home tonight, there is a 5% chance that she will eat dessert. If she eats dinner at a restaurant, there is a 70% chance that she will eat dessert. Suppose that there is a 85% chance that Elizabeth will eat out tonight. What is the probability that she will eat dessert tonight?
A. 0.0075
B. 0.6375
C. 0.6025
D. 0.595
Answer: C
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Identify all of the symmetries in the following figure.
A. It has rotation symmetry with angles of 360° ÷ 5 = 72° and multiples of 72°. It can also be reflected across five lines through its center and retain its appearance. B. It has rotation symmetry; it can be rotated through 270° and its appearance remains the same. C. It has rotation symmetry with angles of 360° ÷ 5 = 72° and multiples of 72°. D. None of these.
Evaluate the integral.
dx
A. 
+ C
B. 
+ C
C. 
+ C
D. 
5 + C
Solve the problem.Follow the pattern in the first array to fill in the missing entries in the second array.
A. From upper left to lower right: 4, 15, 19 B. From upper left to lower right: 6, 7, 13 C. From upper left to lower right: 14, 9, 23
Factor the sum or difference of two cubes.x3 - 125
A. (x - 5)(x2 + 25) B. (x + 5)(x2 - 5x + 25) C. (x - 5)(x2 + 5x + 25) D. (x + 125)(x + 1)(x - 1)