Find the reciprocal of the number.3
A. - 
B. 1
C. 
D. -3
Answer: C
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Find the book value after the given number of years, using the straight-line method. Round your answer to the nearest dollar.Find the book value at the end of 5 years.Cost:$3,300Estimated life:9 yearsEstimated scrap value:$363
A. $1,632 B. $1,668 C. $1,467 D. $2,974
The point P on the unit circle that corresponds to a real number t is given. Find the indicated trigonometric function.
?Find csc t.
A. - 
B. - 
C. 
D. 
Solve the problem.A box of cereal contains about 12 cups. A serving size is 
cup. About how many servings are in the box of cereal?
A. 3
servings
B. 5
servings
C. 16 servings
D. 9 servings
The number of bacteria in a culture is increasing according to the law of exponential growth. After 1 hour0 there are 135 bacteria in the culture and after 2 hours there are 395 bacteria in the culture. Answer the following questions, rounding numerical answers to four decimal places. ? (I) Find the initial population. ? (II) Write an exponential growth model for the bacteria population. Let t represent time in hours. ? (III) Use the model to determine the number of bacteria after 4 hours. ? (IV) After how many hours will the bacteria count be 10,000? ?
A. (I) 46.1397; (II) 
; (III) 4,694.2310; (IV) 7.3444 hr
B. (I) 48.2897; (II) 
; (III) 6,068.9482; (IV) 9.5724 hr
C. (I) 46.1397; (II) 
; (III) 3,381.4969; (IV) 5.0099 hr
D. (I) 51.9197; (II) 
; (III) 8,820.4016; (IV) 11.6836 hr
E. (I) 53.4797; (II) 
; (III) 11,472.8651; (IV) 13.463 hr