Solve the problem.If the voltage in an electric circuit is held constant, the current varies inversely as the resistance. If the current is 210 milliamperes (mA) when the resistance is 3 ohms, find the current when the resistance is 21 ohms.

A. 30 mA
B. 90 mA
C. 1463 mA
D. 1470 mA


Answer: A

Mathematics

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Mathematics