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 8 volts are applied to a circuit, 200 milliamperes of current flow through the circuit. Find the new current if the voltage is increased to 4 volts.
A. 125 milliamperes
B. 400 milliamperes
C. 6.25 milliamperes
D. 100 milliamperes
Answer: D
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Use the circle graph to solve the problem. Give your answer as a fraction, decimal, and as a percent.The circle graph below shows the major for 1080 college students at Blackwood Community College. What portion of the students are majoring in social science?
A. 
; 0.1; 10%
B. 
; 0.083; 0.83%
C. 
; 0.1; 1%
D. 
; 0.083; 8.3%
Solve.One maid can clean the house three times faster than another. Working together they can clean the entire house in 3 hours. How long would it take the faster maid cleaning alone?
A. 5 hr
B. 
hr
C. 3 hr
D. 4 hr
Eliminate the parameter t in the following:
?
What will be an ideal response?
Use a calculator to evaluate the expression. Round your answer to three decimal places
A. -0.521 B. 0.476 C. -1.002 D. -2.307