Solve the equation.
- 
= 
A. {13}
B. {52}
C. {-13}
D. {44}
Answer: A
Mathematics
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I am saving money in a cookie jar. The amount of money 
, in dollars, in the jar after 
weeks is given by
.
?
By how much do my savings grow over a 8-week period?
A. $184.29
B. $184.00
C. $23.45
D. $23.00
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Simplify the expression by using the order of operations.6 ? 2 + 9(5 + 1) + 4
A. 102 B. 62 C. 400 D. 70
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Simplify the algebraic expression.-10.8b2 + 28.3b2
A. 17.5b2 B. 17.5b4 C. -17.5b2 D. -39.1b2
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Solve the problem.How many liters of a 30% alcohol solution must be mixed with 50 liters of a 90% solution to get a 50% solution?
A. 15 L B. 10 L C. 150 L D. 100 L
Mathematics