A drawer contains 50 bolts and 150 nuts.half of bolts and half of nuts are rusted.if one is chosen at random,what is the probability of that is rusted or bolt.
Question asked by: mathana18
Asked on: 08 Sep 2009
50 bolts and 150 nuts
25 rusted bolts, 75 rusted nuts
Therefore chance that when pick one it is a bolt is: 50/200 or 1/4
Chance that what you take out is rusted is 100/200 or 1/2
By: knowitall
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