Solve the problem.Two wheels are rotating in such a way that the rotation of the smaller wheel causes the larger wheel to rotate. The radius of the smaller wheel is  and the radius of the larger wheel is  Through how many degrees (to the nearest hundredth of a degree) will the larger wheel rotate if the smaller one rotates 

A. 95.73°
B. 93.73°
C. 93.63°
D. 94.73°


Answer: B

Mathematics

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Evaluate the expression. ? ?

A. 10.9 B. 11.7 C. 8.2 D. 7.1 E. 3.8

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Find the gradient field F of the function f.f(x, y, z) = x6y7 + 

A. F = (6x5 + 5x4)i + 7y6j + k
B. F = 6x5y7i + 7x6y6j - k
C. F = (6x5 + 5x4)i + 7y6j - k
D. F = i + 7x6y6j - k

Mathematics

Divide.

A. x + 6 + 
B. x2 + 6x + 
C. x + 6 + 
D.  -  +  + 

Mathematics

Solve the problem.The perimeter of a rectangle is 32 m. If the width were doubled and the length were increased by 8 m, the perimeter would be 60 m. What are the length and width of the rectangle?

A. Length: 8 m; width: 3 m B. Length: 10 m; width: 6 m C. Length: 6 m; width: 10 m D. Length: 8 m; width: 8 m

Mathematics