Find both the additive inverse and the multiplicative inverse for the given number.-19
A. 0, 1
B. 19, - 
C. 
, -19
D. 19, 
Answer: B
Mathematics
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Express the percentage as a decimal.12.5%
A. 12.5 B. 0.125 C. 0.0125 D. 0.00125 E. 1.25
Mathematics
Solve the problem.To measure the width of a river, a surveyor starts at point A on one bank and walks 72 feet down the river to point B. He then measures the angle ABC to be 
Estimate the width of the river to the nearest foot. See the figure below. 
A. 66 ft B. 173 ft C. 30 ft D. 28 ft
Mathematics
Use proportions to solve the problem.On a map, the length of a nature-center trail is 
If the scale is 
to 
what is the actual length of the trail?
A. 293.4 km B. 584.8 km C. 292.4 km D. 296.4 km
Mathematics
Divide.
A. 3 - 
i
B. - 
- 3i
C. 
+ 3i
D. -3 + 
i
Mathematics