Solve the problem.In a chemistry class, 8 L of a 4%-silver iodide solution are mixed with a 10%-silver iodide solution to get a 6% solution. How many liters of the 10% solution are needed?
A. 8.0 L
B. 3.0 L
C. 4.0 L
D. 5.0 L
Answer: C
Mathematics
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.
A. 
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Simplify.82 + 62
A. 196 B. 56 C. 28 D. 100
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Provide an appropriate response.A major advantage to using an escrow account is:
A. all of these apply to escrow B. it assures the lending agency that property taxes and insurance will be paid in a timely fashion C. the borrower is not required to include an amount for property taxes and insurance each month with their mortgage payment D. the monthly mortgage payment will be reduced by the tax and insurance payment
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Translate the phrase to an algebraic expression. Use "x" to represent "a number". Multiply 9
by a number
A. 9
? x
B. 9
+ x
C. 9
D. 9x ? 
Mathematics