Solve the problem.In order to receive a B in a course, it is necessary to get an average of 80% correct on two one-hour exams of 100 points each, on one midterm exam of 200 points, and on one final exam of 500 points. If a student scores 90, and 86 on the one-hour exams, and 141 on the midterm exam, what is the minimum score on the final exam that the person can get and still earn a B?
A. 313
B. 448
C. 403
D. 583
Answer: C
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Simplify.
+ 
A. 
B. 
C. 
D. 
Solve the problem.The polynomial 
gives the approximate total earnings of a company, in millions of dollars, where 
corresponds to 1996, 
corresponds to 1997, and so on. This model is valid for the years from 1996 to 2000. Determine the earnings for 1999.
A. $1.66 million B. $2.14 million C. $1.49 million D. $1.76 million
Solve the problem.A person makes an initial deposit into a savings account paying 6% interest compounded annually. He plans to withdraw $120 at the end of each year.(a) Find the difference equation yn, the amount in the account after n years.(b) How large must the initial deposit be so that the money will not run out?
What will be an ideal response?
Graph the function.f(x) = 0.1x
A. 
B. 
C. 
D. 