Round the number so that there is only one nonzero digit.7,150,316
A. 7,000,000
B. 10,000,000
C. 6,000,000
D. 8,000,000
Answer: A
Mathematics
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Find the distance between the points. Round your answer to the nearest tenth except when an exact answer is requested.(-3.369, -6.016) and (4.327, 1.206)
A. 14.9 B. 111.4 C. 2.7 D. 10.6
Mathematics
Raise the fraction to the indicated power.
2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The population of a town was 32,500 at the beginning of 1970. If the population decreased 250 people per year, how many people lived in the town at the beginning of 1985?
A. 3750 B. 29,000 C. 28,750 D. 28,500
Mathematics
Use the Gauss-Jordan method to find A-1, if it exists.A = 
A. 
B. 
C. 
D. Does not exist
Mathematics