Determine the unit rate.10 cents for 2 marbles
A. 5 cents/marble
B. 20 cents/marble
C. 12 marbles
D. 0.2 cents/marble
Answer: A
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Simplify.102 + 7 ? 7 - (9 + 2 ? 4)
A. 148 B. 132 C. 732 D. 105
Convert to an exponential equation.log8 
= -3
A. 8512 = 3
B. 8-3 = 
C. 38 = 
D. 
3 = 8
Solve and graph. Write the solution set in set-builder and interval notation.x ? -7
A. {x
x > -7}; (-7, ?) 
B. {x
x < -7}; (-?, -7) 
C. {x
x ? -7}; [-7, ?) 
D. {x
x ? -7}; (-?, -7] 
Solve the problem.The perimeter of a rectangle is 46 feet. Describe the possible lengths of a side if the area of the rectangle is to be greater than 120 square feet.
A. The length of the rectangle must lie between 8 and 15 ft B. The length of the rectangle must lie between 1 and 120 ft C. The length of the rectangle must be greater than 15 ft D. The length of the rectangle must be greater than 15 ft or less than 8 ft