Evaluate the expression.81 - 8 ? 3 + 4
A. 61
B. 511
C. 223
D. 80
Answer: A
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Solve the system by graphing. 3x + y = 106x + 2y = 20
A. Infinite number of solutions B. (5, -5) C. (0, 10) D. No solution
Solve the problem.Tom and Larry are food inspectors at a cookie making company. Tom tests every 8th batch of dough for fat percentage. Larry tests every 28th batch of dough for carbohydrate percentage. If they both start working at the same time, which batch will be the first that they both test?
A. 56th batch B. 28th batch C. 112th batch D. 14th batch
Find the y- and x-intercepts for the equation. Then graph the equation.5x - 6 = y
A. (0, - 
); (-6, 0)
B. (0, -6); (- 
, 0)
C. (0, 
); (-6, 0)
D. (0, -6); (
, 0)
Solve the problem.Find the area of the window. Use 3.14 as an approximation for ? and round your result to the nearest tenth if necessary.
6 ft
A. 86.1 sq ft B. 128.5 sq ft C. 185 sq ft D. 76.7 sq ft