Solve the problem.If Gloria received a 4 percent raise and is now making $21,840 a year, what was her salary before the raise? Round to the nearest dollar if necessary.
A. $19,840
B. $21,000
C. $22,000
D. $20,966
Answer: B
Mathematics
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Estimate the fraction as 0, 
, or 1.
A. 1
B. 
C. 0
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Determine the most appropriate metric unit to go in the blank. Choose from L, ml, kg, g, and mg.The baby weighs 4 
.
A. mL
B.
| L |
C.
| mg |
D. g
E.
| kg |
Mathematics
Find the median.The weights (in ounces) of 21 cookies are shown. Find the median weight. Round to the nearest hundredth.0.60 1.13 0.88 1.62 0.69 0.61 1.361.13 1.53 0.93 0.60 1.40 1.25 0.700.47 1.40 0.61 1.25 1.72 0.69 0.56
A. 0.93 ounces B. 0.82 ounces C. 1.13 ounces D. 0.70 ounces
Mathematics
The cost C (in millions of dollars) of removing p% of the industrial and municipal pollutants discharged into a river is given by
?
.
?
Select the correct graph of the cost function.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics