Solve.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit is directly proportional to the amount of voltage applied to the circuit. When 11 volts are applied to a circuit, 55 milliamperes of current flow through the circuit. Find the new current if the voltage is increased to 4 volts.
A. 25 milliamperes
B. 1.25 milliamperes
C. 20 milliamperes
D. 151.25 milliamperes
Answer: C
Mathematics
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Solve the equation. Use the addition axiom.x + 2 = -18
A. {20} B. {16} C. {-16} D. {-20}
Mathematics
Solve. Write the answer in simplest form.The total length of a canoe race is 
of a mile. Gretta has completed 
of a mile. How much does she have left to complete?
A. 
mi
B. 
mi
C. 
mi
D. 
mi
Mathematics
Use a calculator to evaluate the expression. Round your answer to the nearest thousandth.|8 - ?4|
A. -89.409 B. -91.42 C. 91.421 D. 89.409
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 8
w = 3
Find zw.
A. 24
B. 12
C. 12
D. 24
Mathematics