A lot consists of 12 good pencils, 6 with minor defects and 2 with major defects. A pencil is choosen at random. The probability that this pencil is not defective is [EAMCET 1991]

A lot consists of 12 good pencils, 6 with minor defects and 2 with maj

1.	A lot consists of 12 good pencils, 6 with minor defects and 2 with major defects. A pencil is choosen at random. The probability that this pencil is not defective is [EAMCET 1991]
A.	\[\frac{3}{5}\]
B.	\[\frac{3}{10}\]
C.	\[\frac{4}{5}\]
D.	\[\frac{1}{2}\]
Answer» B. \[\frac{3}{10}\]

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A lot consists of 12 good pencils, 6 with minor defects and 2 with major defects. A pencil is choosen at random. The probability that this pencil is not defective is [EAMCET 1991]

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