Solve the problem.The half-life of silicon-32 is 710 years. If 30 grams is present now, how much will be present in 300 years? (Round your answer to three decimal places.)
A. 22.383
B. 1.604
C. 29.134
D. 0
Answer: A
Mathematics
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Evaluate the integral.
dx
A. - 
ln
+ C
B. - 
ln
+ C
C. - 
ln
+ C
D. 
ln
+ C
Mathematics
Solve the equation.
= 
+ 
A. 
B. 
C. {-3}
D. {3}
Mathematics
Solve the equation.-4.6q = -18 - 1.0q
A. 3.9 B. -22 C. 5 D. 4.1
Mathematics
Solve the problem.Elaine had 20 buttons. Her grandmother donated 10 cards of buttons to the collection. Elaine sorted the buttons into 10 piles, putting 10 buttons in each pile. How many buttons were on each card from Elaine's grandmother?
A. 18 buttons B. 92 buttons C. 8 buttons D. 95 buttons
Mathematics