Write the sentence as a mathematical statement.Thirteen is less than or equal to eighteen.
A. 13 ? 18
B. 13 ? 18
C. 13 ? 18
D. 13 < 18
Answer: A
Mathematics
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Multiply.(5x + 4)2
A. 25x2 + 16 B. 25x2 + 40x + 16 C. 5x2 + 40x + 16 D. 5x2 + 16
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.4
+ 7
A. 11
B. 3
C. 11
D. 11
Mathematics
Find all real solutions. Do not use a calculator.x3 = 64x
A. {±16} B. {±8} C. {0, ±8} D. {0, ±16}
Mathematics
Angela and Ben want to divide fairly the chocolate-strawberry cake shown below. The total cost of the cake was $6.00. Angela values strawberry three times as much as she values chocolate, while Ben values chocolate twice as much as he values strawberry.
In Angela's eyes, the piece shown below is worth
A. $3.00. B. $3.50. C. $2.25. D. $3.75. E. none of these
Mathematics