Solve the equation.5k2 - 34k - 7 = 0
A. 
B. 
C. {-5, 7}
D. 
Answer: B
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Write the fraction as a percent. If necessary, round the percentage to the nearest tenth.
A. 111% B. 30% C. 3.3% D. 33.3%
Provide an appropriate response.Sara and Jeff have agreed to pool their savings when they have saved the same amount of money. Sara can save $40 a week but she must give her first $65 to her mom. Four weeks ago Jeff started saving $25 a week. When will they pool their savings? How much will they each have saved?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The production function z for an industrial country was estimated as 
where x is the amount of labor and y the amount of capital. Find the marginal productivity of labor.
A. 8x3y3 B. 6x4y2 C. 3x4y2 D. 4x3y3
Determine whether the sequence is arithmetic.4, 12, 36, 108, 972, ...
A. Arithmetic B. Not arithmetic