Evaluate.
? 
A. - 3
B. - 
C. 
D. - 
Answer: A
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Solve the problem using inductive reasoning.Write the next three "triangular" figurate numbers.
Fill in the blank(s) with the appropriate word(s).
Simplify the expression.2x - 8x
A. -6x B. 6x C. 10x D. -6x2
Solve the problem.Ron finds 9 books at a bookstore that he would like to buy, but he can afford only 4 of them. In how many ways can he select 4 of the books to buy? How many ways can he make his selection if he decides that one of the books is a must?
A. 126; 56 B. 3024; 336 C. 1512; 168 D. 15,120; 6720
Solve the problem.A lumber yard has fixed costs of $3637.50 a day and variable costs of $1.00 per board-foot produced. The company gets $2.50 per board-foot sold. How many board-feet must be produced daily to break even?
A. 1039 board-feet B. 1616 board-feet C. 3637 board-feet D. 2425 board-feet