A drawer contains 50 bolt and 150 nats half of the bolt and nats are rusted.if one itsm is chasen at randem what is the propability that is rasted or it is bolt 
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Rohit Yadav
March 3, 2017, 1:23 p.m.

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Mohit Passi
March 11, 2017, 11:17 p.m.

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