Solve the problem.Persons taking a 30-hour review course to prepare for a standardized exam average a score of 620 on that exam. Persons taking a 70-hour review course average a score of 791. Find a linear function S(t), which fits this data, and which expresses score as a function of time.
A. S(t) = 3.8475t - 495.75
B. S(t) = -4.275t + 491.75
C. S(t) = 3.8475t + 495.75
D. S(t) = 4.275t + 491.75
Answer: D
You might also like to view...
Use the inverse trig functions to express the angle in terms of the indicated unknown side. 
Express angle A in terms of c. Use one of the inverse trig functions tan-1, sin-1, or cos-1.
A. A = cos-1 
B. A = sin-1 
C. A = sin-1 
D. A = cos-1 
Simplify. 62 + 82 ÷ 22
A. 49 B. 52 C. 104 D. 25
Provide an appropriate response.A room is 18 ft by 20 ft. How many square feet of vinyl flooring are needed for the room?
A. 324 ft2 B. 76 ft2 C. 360 ft2 D. 720 ft2
Solve. Remember to insert units when writing your answer.One bag of cookies weighs 10
ounces. How many pounds will 8 bags weigh? Give your answer in pounds and ounces.
A. 86 lb B. 5 lb 0.75 oz C. 7 lb 8 oz D. 8 lb 24 oz