Solve the problem.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 7 amperes when the resistance is 785 ohms. What is the current when the resistance is 842 ohms?
A. 6.5 amps
B. 7.5 amps
C. 0.13 amps
D. 0.15 amps
Answer: A
Mathematics
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Solve the problem.The scale on a map is 
inch to 6 miles. Find the actual distance between two towns for which the distance is represented by 38 inches on the map.
A. 900 mi B. 915.85 mi C. 904.5 mi D. 912 mi
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The graph of a function f is given. On the same axes, sketch the graph of f-1. 
A. 
B. 
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Expand the expression using the Binomial Theorem.(5x + 3)3
A. 125x3 + 225x2 + 225x + 27 B. 25x2 + 30x + 9 C. 125x3 + 225x2 + 135x + 27 D. 25x6 + 15x3 + 729
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Use the Pythagorean theorem to find the length of the third side of the right triangle. Leave any irrational answers in radical form.
A. 25 B. 13 C. 24 D. 18
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