probability .................

May 3rd, 2015
Anonymous
Category:
Engineering
Price: $10 USD

Question description

1)A box contains 74 brass washers,

86 steel washers and 40 aluminium washers. Three

washers are drawn at random from the box without

replacement. Determine the probability that all

three are steel washers.

2)For the box of washers given above,

 determine the probability that

there are no aluminium washers drawn, when three

washers are drawn at random from the box without

replacement.


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