Solve the problem.Pennies are packaged 50 in a roll. A mother gave her son 107 pennies for his bank and she had 43 pennies left over. How many rolls of pennies did she use?
A. 4 rolls
B. 5 rolls
C. 6 rolls
D. 3 rolls
Answer: D
Mathematics
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Solve the problem.The plurality method violates
A. the monotonicity criterion. B. the Condorcet criterion. C. the majority criterion. D. none of the four criteria. E. none of these
Mathematics
Provide an appropriate response.If w = f (x, y, z) = 2x2y + 3xy2z2 + 4xz3, find:(a)
(b)
(c)
(d)
(e)
What will be an ideal response?
Mathematics
Add the numbers using the number line.99 + (-91) 
A. -190 B. -8 C. 8 D. 190
Mathematics
Solve the problem.A city is growing at the rate of 0.6% annually. If there were 2,520,000 residents in the city in 1993, find how many (to the nearest ten-thousand) were living in that city in 2000. Use 
A. 2,630,000 B. 2,660,000 C. 6,800,000 D. 290,000
Mathematics