Solve.A machinist working on a car's engine mounting drilled a hole  inch in diameter. She then enlarged the diameter by 0.0047 inch. What was the final diameter? Round to the nearest thousandth if necessary.

A. 0.077 inch
B. 0.067 inch
C. 0.007 inch
D. 0.001 inch


Answer: B

Mathematics

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Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.345 mi =  km

A. 365.7 B. 326.4 C. 555.1 D. 214.2

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Express as a difference of logarithms.log b 

A. log b 4 - log b w B. log b - log w C. log b w - log b 4 D. log b 4 ÷ log b w

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Write the expression in the standard form a + bi.i14 + i12 + i10 + 1

A. 1 B. -1 C. i D. 0

Mathematics