Solve the problem.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 5 amperes when the resistance is 888 ohms. What is the current when the resistance is 550 ohms? Round to the nearest tenth.
A. 3.1 amperes
B. 0.3 amperes
C. 8.1 amperes
D. 0.1 amperes
Answer: C
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Solve the problem.Roberto invested some money at 7%, and then invested $4000 more than twice this amount at 11%. His total annual income from the two investments was $4790. How much was invested at 11%?
A. $30,000 B. $34,000 C. $12,000 D. $3400
Write the first five terms of the arithmetic sequence with the given term and common difference.a1 = 0.3, d = -1.1
A. 1.4, 2.5, 3.6, 4.7, 5.8 B. -0.8, -1.9, -3, -4.1, -5.2 C. 0.3, -0.8, -1.9, -3, -4.1 D. 0.3, 1.4, 2.5, 3.6, 4.7
Solve the following graphically. If necessary, round answers to the nearest thousandth.ex + ln 3 = 9ex
A. {1.099} B. {-2.209} C. {-1.985} D. {-3.970}
Solve the equation.log3 (x2 - 2x) = 1
A. {-3, 1} B. {1} C. {3, -1} D. {3}