Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
tutors
pricing
login
X
ASK
Home
>>
CBSE XII
>>
Math
>>
Model Papers
In a class having 70% boys, 20% of the boys and 10% of the girls are players. A student is selected at random from the class and is found to be a player. Find the probability that the selected student is a girl.
cbse
class12
modelpaper
2012
sec-a
q10
math
Share
asked
Jan 3, 2013
by
thanvigandhi_1
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Related questions
In a class having 70% boys, 20% of the boys, and 10% of the girls are players. A student is selected at random from the class and found to be a player. Find the probability that the selected is a girl. Explain the contribution of sports in inculcating human values.
cbse
class12
modelpaper
2012
sec-c
q29
math
asked
Jan 21, 2013
by
thanvigandhi_1
0
answers
In a class, having 60% boys, 5% of the boys and 10% of the girls have an I.Q. of more than 150. A student is selected at random and found to have an I.Q. of more than 150. Find the probability that the selected student is a boy.
cbse
class12
modelpaper
2012
sec-b
q22
math
asked
Jan 4, 2013
by
thanvigandhi_1
0
answers
A class consists of 50 students out of which there are 10 girls.In the class 2 girls and 5 boys are rank holders in an examination.If a student is selected at random from the class and is found to be a rank holder,what is the probability that the student selected is a girl?
isc
class12
modelpaper
2008
sec-c
q15
q15-b
asked
Apr 15, 2013
by
sreemathi.v
0
answers
In a class having 70% boys, 20% of the boys and 10% of the girls are player
math
asked
Apr 4
by
n.minigailkvasn
1
answer
In a group of student, selection of four students for cultural activity from 3 boys and 3 girls has to be done. Find the probability that either 3 boys and 1 girl or 3 girls and one boy are selected.
cbse
class12
modelpaper
2012
sec-b
q22
math
asked
Feb 2, 2013
by
thanvigandhi_1
0
answers
(i) In a group of student, selection of four students for cultural activity from 3 boys and 3 girls has to be done. Find the probability that either 3 boys and 1 girl or 3 girls and one boy are selected. (ii) Write the importance of co-curricular activities in inculcating human values.
cbse
class12
modelpaper
2012
sec-b
q22
math
asked
Jan 14, 2013
by
thanvigandhi_1
0
answers
A class has fifteen boys and five girls. Suppose three students are selected at random from the class. The probability that three are two boys and one girl is
jeemain
eamcet
math
2011
q55
asked
Sep 23, 2013
by
meena.p
1
answer
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
...