Solve the problem. Round amounts to the nearest cent and percents to the nearest tenth of a percent.A set of speakers that costs $105 sells for a 25% markup based on the cost. What is the markup of the speakers?
A. $131.25
B. $84.00
C. $420.01
D. $26.25
Answer: D
Mathematics
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Solve the problem.A biologist has a bacteria sample. She records the amount of bacteria every week for 8 weeks and finds that the exponential function of best fit to the data is A = 150 ? 1.79t. Express the function of best fit in the form 
What will be an ideal response?
Mathematics
Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.
A. 8t6
B. 
C. 
D. 
Mathematics
In the given number, name the place value for the digit 5.45.704
A. ones B. hundredths C. tenths D. thousands
Mathematics
Solve.Solve: |6x + 7| - 5 = 0
A. 
B. 
C. ?
D. 
Mathematics