Perform the indicated operations. Express the answer as a fraction reduced to its lowest terms. + 

A.
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.A machine part must be of diameter  inch to work properly. The diameter can deviate no more than 0.1 inch above or below this value. A sample from the manufacturer measured 0.45 inch. Is this within the allowed tolerance?

A. No B. Yes

Mathematics

Provide an appropriate response.Consider the following: Henry drove his new car for y minutes at x mph. Since d = rt, Henry drove his new car a total of (xy) miles. Is this correct? Explain.

What will be an ideal response?

Mathematics

Add.4391793

A. 323 B. 313 C. 376 D. 336

Mathematics

Solve using elimination.

A. x = -2, y = -3; x = -3, y = -2 or (-2, -3), (-3, -2) B. x = 2, y = 3; x = -2, y = 3 ; x = 2, y = -3; x = -2, y = -3 or (2, 3), (-2, 3), (2, -3), (-2, -3) C. x = 2, y = 3; x = 3, y = 2; x = -2, y = -3; x = -3, y = -2 or (2, 3), (3, 2), (-2, -3), (-3, -2) D. x = 2, y = -3; x = 2, y = 3 or (2, -3), (2, 3)

Mathematics