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Fundamental Principle of Counting

If there are ...

Question

If there are 36 gems on a necklace and out of them 1/3 are red, then the number of red gems is

A

14

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B

7

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C

9

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D

12

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Solution

The correct option is D
12

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Similar questions

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II. Some gems are diamonds.
III. No gem is a diamond.
IV. No gem is a pearl.

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