Use dimensional analysis to convert the unit indicated.359 mi to km
A. 224.4 km
B. 574.4 km
C. 0.002 km
D. 4.5 km
Answer: B
Mathematics
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A. (-?, -10]
B. [-10, 10]
C. (-?, 10]
D. (-?, -10] ? [10, ?)
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Compare the integers. Insert < or > to make the statement true.0 
5
A. > B. <
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For the given vectors u and v, evaluate the expression.u = 
, v = 
Find 4u - 4v.
A. 
B. 
C. 
D. 
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Solve the problem.A stone is thrown into a pond. A circular ripple is spreading over the pond in such a way that the radius is increasing at the rate of 5 feet per second. Find a function, r(t), for the radius in terms of t. Find a function, A(r), for the area of the ripple in terms of r. 
A. (A ? r)(t) = 25?t2 B. (A ? r)(t) = 25?2t C. (A ? r)(t) = 10?t2 D. (A ? r)(t) = 5?t2
Mathematics