Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.The national debt of a country is $45,220,000,000 and the population is 6,460,000. What is the debt per person? Write answer without exponents.
A. $700
B. $292,121,200
C. $7000
D. $70,000
Answer: C
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Divide and write the result in standard form.
A. - 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. - 
+ 
i
Solve the problem.Given that the polar equation r = a(1 - e2)/(1 + e cos ?) models the orbits of planets about the sun, estimate the closest possible approach of a planet for which 
and 
to a planet for which 
and 
A. 36 astronomical units B. 67 astronomical units C. 0 astronomical units D. 26 astronomical units
Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of female athletes from 2003 to 2005.
A. 225 B. 150 C. 125 D. 175