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 will the larger wheel rotate if the smaller one rotates  Round your answer to two decimal places.

A. 54.38°
B. 56.48°
C. 54.48°
D. 55.48°


Answer: C

Mathematics

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Solve the problem.Pennies are packaged 50 in a roll. A mother broke open some rolls of pennies. She gave her son  and she had 36 pennies left over. How many rolls of pennies did she break open?

A. 6 rolls B. 7 rolls C. 4 rolls  D. 5 rolls

Mathematics

Add the numbers.60 + 85 + 90

A. 225 B. 236 C. 246 D. 235

Mathematics

Find the vertex and axis of symmetry of the graph of the function.f(x) = 4x2 - 40x

A. (5, -100); x = 5 B. (-5, 0); x = -5 C. (5, 0); x = 5 D. (-5, -100); x = -5

Mathematics

Factor by grouping.15x2 - 6x - 25x + 10

A. (3x + 5)(5x + 2) B. (15x + 5)(x + 2) C. (3x - 5)(5x - 2) D. (15x - 5)(x - 2)

Mathematics