Suppose that the monthly revenue and cost (in dollars) for x units of a product are 
. At what rate per month is the profit changing if the number of units produced and sold is 100 and is increasing at a rate of 10 units per month?
?
A. $8,900 per month
B. $8,500 per month
C. $8,550 per month
D. $8,400 per month
E. $8,800 per month
Answer: B
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Solve the problem. Round your answer to the nearest tenth, when appropriate.A grasshopper is perched on a reed 6 inches above the ground. It hops off the reed and lands on the ground about 6.6 inches away. During its hop, its height is given by the equation 
, where x is the distance in inches from the base of the reed, and h is in inches. How far was the grasshopper from the base of the reed when it was 4.75 inches above the ground?
A. 0.6 in. B. 0.9 in. C. 6.6 in. D. 5.0 in.
Provide an appropriate response.To reduce a fraction to its lowest terms:
A. add the same number to the numerator and the denominator. B. multiply the numerator and the denominator by the same number. C. subtract the same number from the numerator and the denominator. D. divide the numerator and the denominator by the same number.
Evaluate the expression without using a calculator.log164
A. 
B. 2
C. 8
D. 1
For the given function, find the indicated function value, if it exists. If the value does not exist, answer "Does not exist".For f(x) = 
, find f(-245).
A. -3 B. 3 C. Does not exist D. 4