Math, asked by princessgagan2pdcgcl, 11 months ago

please provide complete step by step solution

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Answered by wwwharshit8354

0

Answer:

no of detective ones = 5

no of non detective= 15

total =2*5+2*15+2*15*5=190

number= 190-75+10=190-85=105

hence, P(E) = 105/190=21/38

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