Use a percent proportion to solve the percent problem.65 is 130% of what number?
A. 16,900
B. 169
C. 50
D. 500
Answer: C
Mathematics
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Calculate the work done by the force F along the path C.F = ti + 
j + k ; C: r(t) = e4ti + e4tj + (7t2 + t)k , -1 ? t ? 1
A. W = e4 + e-4 + 16 B. W = 2 C. W = 16 D. W = e4 + e-4 + 2
Mathematics
Use mathematical induction to prove that the statement is true for every positive integer n.12 + 42 + 72 + . . . + (3n - 2)2 = 
What will be an ideal response?
Mathematics
Perform the indicated operation. Round your answer to the nearest hundredth, if necessary.
A. 10,000 B. 400 C. 100 D. 1000
Mathematics
Find the total-profit function for the 
and 
functions.C(x) = 40x + 54,000R(x) = 100x
A. P(x) = 60x - 54,000 B. P(x) = 54,000 - 60x C. P(x) = -60x - 54,000 D. P(x) = 60x + 54,000
Mathematics