?omplete the table for the radioactive isotope.
Isotope
Half-life(years)
Initial Quantity
Amount after 1000 years
5715
----
2 g
A. Initial Quantity: 
B. Initial Quantity: 
C. Initial Quantity: 
D. Initial Quantity: 
E. Initial Quantity: 
Answer: A
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Determine convergence or divergence of the series.
A. Converges B. Diverges
The cities of Beijing, Sydney, Manchester, Berlin, and Istanbul each vied to hold the 2000 Summer Olympics. There was an election using plurality with elimination. Four rounds worth of Olympic Committee voting are shown in the table below. 
Why is it that these results could not have come from preference ballots?
A. Beijing had more first place votes in the first round, but lost the election. B. Beijing had a plurality in the first three rounds of voting, but lost the election. C. The number of votes for Manchester decreased between the second and third round. D. Berlin received the same number of votes in the first and second rounds. E. none of these
Use the properties of equality to solve the equation.m - 
= 
A. 
B. 
C. 
D. - 
Find an approximate equation y = abx of the exponential curve that contains the given pair of points. Round the values of a and/or b to two decimal places, if necessary.(2, 7) and (5, 43)
A. y = 2.09(1.83)x B. y = 6.83(2.05)x C. y = 3.50(2.00)x D. y = 7.65(1.83)x