Use I = Prt for simple interest to find the indicated quantity.P = $13,500; t = 4 months; I = $517.50. Find r.
A. 11.7%
B. 7.7%
C. 3.8%
D. 11.5%
Answer: D
Mathematics
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Find the triple scalar product (u x v) ? w of the given vectors.u = 2i - 4j + 3k; v = -4i - 9j + 4k; w = 8i - 10j + 9k
A. -18 B. 139 C. -354 D. 526
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Evaluate the derivative of the given function at the given point.xy + x = 2; (1, 1)
A. - 2
B. 2
C. - 
D. 
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Add.
A. 117,395 B. 122,396 C. 137,395 D. 127,395
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Rewrite the series using summation notation. Use 1 as the lower limit of summation.3 + 6 + 9 + . . . + 21
A. 
B. 
C. 
D. 
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