Provide an appropriate response.
The minute hand on a grandfather clock cuts an angle of 30° as it moves from 12 to 1 on the clock face. If the minute hand is 16.7 cm long, what is the area of the clock face over which the minute hand moves from 12 to 1?
A. 4.4 cm2
B. 73.0 cm2
C. 9.8 cm2
D. 241.5 cm2
Answer: B
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How many quarters does he have?
A. 7 quarters B. 13 quarters C. 8 quarters D. 9 quarters
Simplify the expression. ? - 30 - ( - 30 ) ?
A. 60 B. | 30 | C. - 60 D. 0 E. 30
Write the equation of the circle with the given center and radius.center (-10, 1), radius 
A. (x + 10)2 + (y - 1)2 = 13 B. (x + 1)2 + (y - 10)2 = 169 C. (x - 10)2 + (y + 1)2 = 13 D. (x - 1)2 + (y + 10)2 = 169
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?