Solve the problem.If the voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If the current is 350 milliamperes (mA) when the resistance is 5 ohms, find the current when the resistance is 35 ohms.
A. 250 mA
B. 2,443 mA
C. 2,450 mA
D. 50 mA
Answer: D
Mathematics
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Evaluate the determinant.
A. -1 B. 0 C. -90 D. 90
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Simplify the fraction to lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Use the change-of-base formula and a calculator to evaluate each logarithm.log37 + log813
A. 1.3753 B. 2.1848 C. 3.0047 D. 2.8783
Mathematics
Let z vary jointly with x and y. Find the constant of variation k. Then, use 
to find z when x = 5 and y = 7.z = 4 when x = 10 and y = 2
A. k = 80; z = 2800 B. k = 0.2; z = 7 C. k = 40; z = 1400 D. k = 0.4; z = 14
Mathematics