Solve the problem using matrices.Jenny receives $1270 per year from three different investments totaling $20,000. One of the investments pays 
the second one pays 8%, and the third one pays 5%. If the money invested at 8% is $1500 less than the amount invested at 5%, how much money has Jenny invested in the investment that pays 6%?
A. $4500
B. $1500
C. $10,000
D. $8500
Answer: B
Mathematics
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Solve.A photographer has enough liquid toner for twenty-five 8-in. by 10-in. prints. How many 5-in. by 5-in. prints will this amount cover? (Hint: The toner covers the area of the prints: Area = length × width.)
A. 75 B. 100 C. 110 D. 80
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Use radical notation to write the expression. Simplify if possible.(7x)2/7
A. 
B. 7
C. 
D. 
Mathematics
Write the equation either in the form (y - k)2 = a(x - h) or (x - h)2 = a(y - k).y2 + 2y - 9x - 26 = 0
A. (y + 1)2 = 9(x - 3) B. (y - 1)2 = 9(x + 3) C. (y + 1)2 = 9(x + 3) D. (y - 1)2 = -9(x + 3)
Mathematics
Evaluate the series, if it converges.
A. - 18 B. 27 C. 18 D. Does not converge.
Mathematics