Use the change of base formula and a calculator to approximate the logarithmic expression. Round your answer to four decimal places.log325
A. 0.3476
B. 1.1093
C. 3.2261
D. 2.9299
Answer: D
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Use the simple interest formula to determine the missing value. Round dollar amounts to the nearest cent and percents to the nearest hundredth when necessaryp = $2400, r = ?, t = 4 years, i = $720.00
A. r = 18.9% B. r = 13.33% C. r = 7.5% D. r = 0.08%
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400
Solve the problem.Add (n8 - 20) to the difference between (8n7 - 10n5 - 16) and 
A. -44n12 B. n8 + 5n7 + 2n5 - 21 C. n8 + 5n7 + 2n5 - 51 D. n8 + 5n7 - 7n5 - 21
Perform the indicated operation(s). Simplify if possible.
- 
A. 
B. 
C. 
D. 