Graph the system of inequalities.y ? 4x - 4y >
x
A.
B.
C.
D.
Answer: B
Mathematics
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Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 1246 R3 B. Incorrect; should be 1251 R5 C. Correct D. Incorrect; should be 1246 R4
Mathematics
Raise the fraction to the indicated power.105 ? 8000
A. 800,0000 B. 8,000,000 C. 800,000,000 D. 80,000
Mathematics
Divide.3.6 ÷ 0.04
A. 0.9 B. 90 C. 0.09 D. 9
Mathematics
Solve the problem.An airplane leaves Los Angeles for Denver at a speed of 420 mph. Thirty minutes later, a plane going from Denver to Los Angeles leaves Denver, which is 850 miles from Los Angeles, at a speed of 470 mph. When they meet, how far are they from Denver?
A. 115 mi B. 338 mi C. 286 mi D. 57 mi
Mathematics