Solve the exponential equation. Round to three decimal places when necessary.300 - (1.78)x = 0
A. 10.904
B. 8.658
C. 11.126
D. 9.892
Answer: D
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Add or subtract. Express the answer as a mixed number.12
+ 
A. 13
B. 9
C. 14
D. 9
Find the intercepts and then graph the line.3x + y = -6
A. x-intercept: (-2, 0); y-intercept: (0, -6)
B. x-intercept: (-2, 0); y-intercept: (0, 6)
C. x-intercept: (2, 0); y-intercept: (0, -6)
D. x-intercept: (2, 0); y-intercept: (0, 6)
Solve the problem.In one year, a baseball player got 159 hits in 509 times at bat. What was his batting average? Give decimal notation to the nearest thousandth.
A. 0.315 B. 0.292 C. 0.312 D. 0.322
Solve the problem.Ellen wishes to mix candy worth $1.66 per pound with candy worth $2.88 per pound to form 15 pounds of a mixture worth $2.31 per pound. How many pounds of the more expensive candy should she use?
A. 8 pounds B. 9 pounds C. 13 pounds D. 7 pounds