A has 3 shares in a lottery containing 3...

A has 3 shares in a lottery containing 3 prizes and 6 blanks . B has two shares in a lottery containing 2 prizes and 6 blanks . The ratio of their chances of success is

`3//10`

`2//7`

`5//7`

`7//10`

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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A

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