Solve.A gas company charges $0.9197 per therm used. If Ruth used 76 therms during a particular month, what will be the cost?
A. $76.92
B. $6989.72
C. $69.90
D. $698.97
Answer: C
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Josiah paints with watercolors on a sheet of paper 28 inches wide by 16 inches high. He then places this sheet on a mat so that a uniformly wide strip of the mat shows all around the picture. The perimeter of the mat is 112 inches. How wide is the strip of the mat showing around the picture?
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(a) 2 inches
(b) 8 inches
(c) 3 inches
(d) 6 inches
(e) 4 inches
Solve the problem.A bank teller has some five-dollar bills and some twenty-dollar bills. The teller has 10 more of the twenties. The total value of the money is $775. Find the number of five-dollar bills that the teller has.
A. 13 B. 23 C. 33 D. 43
Graph the equation.y = -2 
A. 
B. 
C. 
D. 
Find the system of equations that is equivalent to the matrix equation, 
= 
.
A. 
B. 
C. 
D. 