One bag contains 4 white balls and 3 black balls, and
second bag contains 3 white balls and 5 black balls. One
ball is drawn from the first bag and placed unseen in the
second bag. What is the probability that a ball now drawn
from second bag is black?
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Answer Posted / changze xu
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hi friends, i got selected in tcs, i m doing my b.e in one of the college in coimbatore.. i don have questions to post u.. but i have valid suggestion..its waste to prepare apti for tcs by looking at last 10 year question from internet.they changed all the apti question this year(2009).. but apti questions is easy..prepare critical reasoning for gre 12th edition..mug up the answers in critical reasoning.. u can download ebook for gre 12th edition..solve the critical reasoing question at the same time mug up it.. there were totally 3 critical reasoning question asked.. two for gre 12th edition so if u mug up u can finish two questions in 3 min.. so u will have 27 min for other question so u can work it out and find the ans..above i mentioned as 3 questions tat is 3 question means ,three paargraph.. each para carries 4 question so totally 12 question in critical reasoning.. if u clear all 12 question u will be selected.80% percent sure.then don mug up synonyms from gre barron because they are asking same question from barron but the choice for the questions are changed.. so study synonyms and antonyms from internet.. some pupils have posted the questions.. in tech and h r don use complex word or don show tat u r so dminant.. talk with them how u will speak wit ur friend. u will be through.. don think wat i have posted above is lik some info in other site.. wat i said is true.. they changed apti tis time.. u will be selected if u follow wat i said..again i m saying pls concentrate on critical reasoning.. if all questions in it are right u r through..bye
