Solve the problem.A chemist needs 150 milliliters of a 45% solution but has only 25% and 55% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 60 milliliters of 25%; 100 milliliters of 55%
B. 100 milliliters of 25%; 50 milliliters of 55%
C. 60 milliliters of 25%; 110 milliliters of 55%
D. 50 milliliters of 25%; 100 milliliters of 55%
Answer: D
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Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = 2x+1 - 3; relative to f(x) = 2x
A. Moved right 1 unit(s);
moved up 3 unit(s)
B. Moved left 1 unit(s);
moved down 3 unit(s)
C. Moved left 1 unit(s);
moved up 3 unit(s)
D. Moved right 1 unit(s);
moved down 3 unit(s)
Find the mean. If necessary, round to one decimal place.19, 55, 81, 39, 139, 83
A. 83.2 B. 68.8 C. 69.8 D. 69.3
Solve the problem.The growth in the mouse population at a certain county dump can be modeled by the exponential function 
where t is the number of months since the population was first recorded. Estimate the population after 34 months.
A. 767 mice B. 1,933 mice C. 967 mice D. 1,988 mice
Graph the improper fraction or mixed number on a number line.
A. 
B. 
C. 
D. 