Perform the indicated operation.(8x6 + 9x8 - 3 - 6x7) - (-5 + 9x7 + 3x8 + 4x6)
A. 6x8 + 3x7 + 12x6- 8
B. 12x8 + 3x7 + 12x6 + 2
C. 6x8 - 15x7 + 4x6+ 2
D. 12x8 + 3x7 + 12x6 - 8
Answer: C
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Solve the problem. Round to the nearest tenth if necessary.Last year, Maria earned $349 per week. This year, her salary increased to 
per week. What is the percent of increase?
A.
| 92.3% |
B.
| 7.2% |
C. 7.7%
D.
| 92.8% |
Solve the problem.A dish of lasagna baked at 350°F is taken out of the oven into a kitchen that is 68°F. After 8 minutes, the temperature of the lasagna is 293.4°F. What will its temperature be 13 minutes after it was taken out of the oven? Round your answer to the nearest degree.
A. 272°F B. 264°F C. 258°F D. 250°F
Evaluate the integral.
A. 4
B. 
C. - 2
D. - 
Suppose that money is deposited in a savings account at a steady rate of $150 per month. If the account pays 2.5% interest compounded continuously, how much will be in the account at the end of 3 years? Enter your answer in the form a(eb ± c) where b is a real number to three decimal places (no units).
What will be an ideal response?