A lot consists of 48 mobile phones of which 42 are good , 3 have only minor complaint and 3 have major defects . Varnika will buy a mobile if it is good but the trader will only buy a mobile if it has no major defects. One phone is selected at random from the lot. What is the probability that it is (1) a good phone (2) a bad phone
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(1) probability for it to be a good phone is 42/48 = 7/8
(2) probability of bad phone is 6/48 = 1/8.
(2) probability of bad phone is 6/48 = 1/8.
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Step-by-step explanation:
a good phone=7/8
a bad phone=1/8
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