Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent if necessary.Mary Gomez bought a new computer system. To pay for the system, she borrowed  from the credit union at 8% simple interest for 85 days. Find the interest owed. (Use a 365 day year.)

A. $73.75
B. $65.95
C. $68.70
D. $295.00


Answer: C

Mathematics

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Solve.-9x + 5(2x - 2) = -4 - 5x

A. {}
B. {- 1}
C. {- }
D. {1}

Mathematics

Solve the problem.A computer company uses the linear model y = -33x + 35,836 to predict the decline in sales of a computer after it has been on the market more than one year. If x is the number of months after the first year and y is the number of computers sold during that month, how many computers will be sold 9 months after the first year?

A. 1086 computers B. 35,143 computers C. 35,539 computers D. 36,133 computers

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Form the matrix associated with the given minimization problem and find its transpose.

?
Minimize subject to
?
                          
?

A.
B.
C.
D.
E.

Mathematics

Solve.Elaine was cooking dinner for some friends. She went out to do the shopping and spent $72. She spent twice as much on food as on drinks. How much did she spend on each?

A. Drinks: $36; food: $72 B. Drinks: $18; food: $36 C. Drinks: $18; food: $54 D. Drinks: $24; food: $48

Mathematics