Solve the problem.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 2 amperes when the resistance is 546 ohms. What is the current when the resistance is 516 ohms?
A. 1.9 amp
B. 2.1 amp
C. 0.47 amp
D. 0.53 amp
Answer: B
Mathematics
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Solve the problem.The cost for labor associated with fixing a washing machine is computed as follows: There is a fixed charge of $30 for the repairman to come to the house, to which a charge of $23 per hour is added. Find a linear equation that can be used to determine the labor cost, y, of a repair that takes x hours.
A. y = 23 + 30x B. y = 23x - 30 C. y = 30 + 23x D. y = 30 - 23x
Mathematics
Find the LCD of the list of fractions.
, 
A. 99 B. 11 C. 20 D. 9
Mathematics
Solve.6j + 8 = 4j + 12
A. j = 4 B. j = -4 C. j = -2 D. j = 2
Mathematics
Graph using the slope and the y-intercept.y = -3x - 6
A. 
B. 
C. 
D. 
Mathematics