Solve for the requested variable.s varies directly as the square of t, and s = 245 when t = 7. Find s when t is 6.
A. s = 180
B. s = 210
C. s = 42
D. s = 35
Answer: A
Mathematics
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Graph the function.y + 4 = x2/3
A. 
B. 
C. 
D. 
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Find the curvature of the curve r(t).r(t) = (2 + cos 10t - sin 10t)i + (2 + sin 10t + cos 10t)j + 2k
A. ? = 5
B. ? = 
C. ? = 
D. ? = 5
Mathematics
Choose the most reasonable unit of measure.One strand of hair: 1 
(mg, g, or kg)
A. mg B. kg C. g
Mathematics
Solve the problem.Mrs. Boyd has a desk full of quarters and nickels. If she has a total of 25 coins with a total face value of $4.45, how many of the coins are nickels?
A. 21 B. 9 C. 16 D. 11
Mathematics