Solve the problem.The numerator of a fraction is 3 times the denominator. If 1 is subtracted from the numerator, and added to the denominator, the resulting fraction is equal to 
. What was the original fraction (not written in lowest terms)?.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph.y = 4x2 - 2x - 5
A. 
B. 
C. 
D. 
Mathematics
Decide whether or not the ordered pair is a solution of the system.(3, -1)y = 8 - 3x 2x = 3 - 3y
A. Yes B. No
Mathematics
Convert the units.0.41 L = 
mL
A. 0.041 mL B. 0.00041 mL C. 410 mL D. 41 mL
Mathematics
Solve the problem.Tracy can wallpaper 5 rooms in a new house in 35 hours. Together with her trainee they can wallpaper the 5 rooms in 19 hours. How long would it take the trainee working by herself to do the job?
A. 75 hr B. 80 hr C. 40 hr D. 35 hr
Mathematics