1.

Out of 80studentsin a class , 30 passedin Mathematices , 20 in Electronics and 10in both. Ifone students is selectedat random . The probabilitythat thehas passedin noneof the subjectin

Answer»

`(3)/(5)`
`(1)/(4)`
`(3)/(2)`
`(1)/(4)`

Answer :D


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