Solve the problem.Matthew has $2400 invested in the stock market. This amounts to 25% of his total savings. How much has Matthew saved?
A. $96,000
B. $9700
C. $9600
D. $9610
Answer: C
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Provide an appropriate response.Let f(x) = 9(5x), and consider the sequence f(1), f(2), f(3), ... . Is this a geometric sequence, and if so, what is the common ratio?
A. No. B. Yes; 9. C. Yes; 5. D. Yes; x.
Provide an appropriate response.What is the rule for multiplying a decimal number by 0.00001?
What will be an ideal response?
A rectangular piece of sheet metal is 
ft longer than it is wide. (See the figure below.) The area of the piece of sheet metal is 
src="https://sciemce.com/media/3/ppg__cognero__Section_11.3_Applications_Involving_Quadratic_Equations__media__98e9d5a7-cc4f-4690-b1dd-faeaaef2d5e8.PNG" />Find its length and width.
A. 
B. 
C. 
D. 
E. 
Solve the quadratic inequality if possible. Round your answer to the nearest tenth, if necessary.2x2 ? x2 - 11
A. -11 ? x ? 11 B. All real numbers satisfy this inequality. C. No real number satisfies this inequality. D. x ? -11 or x ? 11