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Recent questions tagged q8-b
Questions
A team of medical students doing their internship have to assist during surgeries at a city hospital.The probabilities of surgeries rated as very complex,complex,routine,simple or very simple are respectively 0.15,0.20,0.31,0.26,0.08.Find the probabilities that a particular surgery will be rated neither very complex nor very simple
cbse
math
class11
ch16
probability
exemplar
q8-b
sec-b
medium
asked
Jul 7, 2014
by
sreemathi.v
1
answer
Find the volume of the parallelopiped whose three co-terminus edges are represented by the vectors $\hat{i}+\hat{j}+\hat{k},\hat{i}-\hat{j}+\hat{k}$ and $\hat{i}+2\hat{j}-\hat{k}$
isc
class12
modelpaper
2003
part-2
sec-b
q8
q8-b
asked
Apr 22, 2013
by
sreemathi.v
0
answers
Find the unit vector perpendicular to the two vectors $\overrightarrow{i}+2\overrightarrow{j}-\overrightarrow{k}$ and $2\overrightarrow{i}+3\overrightarrow{j}+\overrightarrow{k}$.
isc
class12
modelpaper
2004
part-2
sec-b
q8
q8-b
asked
Apr 19, 2013
by
sreemathi.v
0
answers
A candidate is selected for interview of management trainees for 3 companies.For the first company,there are 12 candidates,for the second there are 15 candidates and for the third,there are 10 candidates.Find the probability that he is selected in at least one of the companies.
isc
class12
modelpaper
2005
sec-a
q8
q8-b
asked
Apr 17, 2013
by
sreemathi.v
1
answer
A card is drawn at random from a pack of 52 playing cards.What is the probability that the card drawn is neither a spade nor a queen?
isc
class12
modelpaper
2006
sec-a
q8
q8-b
asked
Apr 16, 2013
by
sreemathi.v
0
answers
Assuming that on an average one telephone out of 10 is busy,seven telephone numbers are randomly selected and called.Find the probability that three of them will be busy.
isc
class12
modelpaper
2007
sec-a
q8
q8-b
asked
Apr 16, 2013
by
sreemathi.v
1
answer
The probability that a teacher will give an unannounced test during any class meeting is $\large\frac{1}{5}$.If a student is absent twice,find the probability that the student will miss at least one test.
isc
class12
modelpaper
2008
sec-a
q8
q8-b
asked
Apr 15, 2013
by
sreemathi.v
0
answers
An article manufactured by a company consists of two parts A and B .In the process of manufacture of part A,9 out of 104 parts may be defective.Similarly,5 out of 100 are likely to be defective in the manufacture of part B.Calculate the probability that the article manufactured will not be defective.
isc
class12
modelpaper
2009
sec-a
q8
q8-b
asked
Apr 12, 2013
by
sreemathi.v
0
answers
There are two bags.One bag contains six green and three red balls.The second bag contains five green and four red balls.One ball is transferred from the first bag to the second bag.Then one ball is drawn from the second bag.Find the probability that it is a red ball.
isc
class12
modelpaper
2010
sec-a
q8
q8-b
asked
Apr 12, 2013
by
sreemathi.v
0
answers
Aman and Bhavan throw a pair of dice alternately.In order to win,they have to get a sum of 8.Find their respective probabilities of winning if Aman starts the game.
isc
class12
modelpaper
2011
sec-a
q8
q8-b
asked
Apr 11, 2013
by
sreemathi.v
0
answers
A box contains 30 bolts and 40 nuts .Half of the bolts and half of the nuts are rusted.If two items are drawn at random from the box,what is the probability that either both are rusted or both are bolts?
isc
class12
modelpaper
2012
sec-a
q8
q8-b
asked
Apr 10, 2013
by
sreemathi.v
0
answers
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