Solve the problem.393 chocolates are to be packed into boxes each of which will contain 10 chocolates. How many boxes of chocolates will there be? How many chocolates will be left over?
A. 39 boxes; no chocolates left over
B. 39 boxes; 3 chocolates left over
C. 38 boxes; 3 chocolates left over
D. 38 boxes; 4 chocolates left over
Answer: B
Mathematics
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Solve the problem.Find the value of k so that the graph of 13y + kx = 4 and the line containing the points (5, -8) and (2, 4) are perpendicular.
A. k = -52 B. k = 52 C. k = -3.25 D. k = 3.25
Mathematics
Use the multiplication property of inequality to solve the inequality and graph the solution set on a number line. ? -7
A. (-?, -21)
B. [-21, ?)
C. (-21, ?)
D. (-?, -21]
Mathematics
Write the expression using mathematical symbols. Then evaluate the expression.-14 minus 9
A. -9 - (-14); 5 B. -14 + 9; -5 C. 9 - (-14); 23 D. -14 - 9; -23
Mathematics
Solve the equation.x - 19 = 0
A.
B. -19
C. 19
D. ±19
Mathematics