Solve.In Antarctica, the high temperatures for the last four days have been 17.2°, 5.6°, 
and 10.3°. What is the average high temperature for this 
period?
A. 9.825°
B. 9.225°
C. 7.845°
D. 10.475°
Answer: A
Mathematics
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Solve the problem.The sum of a student's three scores is 203. If the first is 13 points more than the second, and the sum of the first two is 17 more than twice the third, what was the first score?
A. 64 B. 77 C. 62 D. 49
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Find an antiderivative of the given function.x7 - 
A. 7x6 + 
B. 
+ 
C. 
- 
D. 
- 
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Simplify the expression.
2/3
A. 
B. 
C. - 
D. 
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Find a simplified form of the difference quotient for the function.f(x) = 
A. 
+ 
B. 
C. - 
D. 
Mathematics