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
sign-in
Download our FREE mobile app with 1000+ tests for CBSE, JEE MAIN, NEET
X
Search
Topics
Want to ask us a question?
Click here
Browse Questions
Student Questions
Ad
Home
>>
CBSE XII
>>
Math
>>
Probability
0
votes
A man takes a step forward with probability 0.4 and backwards with a probability 0.6. Find the probability that after 11 steps he is just one step away from the starting point.
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q36
p43
math
Share
asked
Feb 5, 2013
by
meena.p
Please
log in
or
register
to add a comment.
Can you answer this question?
Do not ask me again to answer questions
Please
log in
or
register
to answer this question.
Related questions
0
votes
0
answers
Two cards are drawn from a pack. Find the probability that number of aces are drawn. (Write probability distribution table)
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q38
p43
math
0
votes
0
answers
Two dice are thrown. Find the probability that the number appeared have a sum 8 if it is known that second dice always exhibits 4.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q45
p43
math
0
votes
0
answers
6 coins are tossed simultaneously. Find the probability of getting 1) no heads 2) 3 heads
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q40
p43
math
0
votes
0
answers
P(A speaks truth is) = 4/5 . A coin is tossed. 'A' reports that a head appears. The probability that actually there was a head is.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q43
p43
math
0
votes
0
answers
Two cards are drawn without replacement from a pack. Find the probability distribution of number of face cards.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q35
p43
math
0
votes
0
answers
A random variable X has probability distribution P(X) of the following form where K is some number. \[P(X)= \left\{ \begin{array}{1 1} k & \quad if & \quad x=0 \\ 2k & \quad if & \quad x=1 \\3k & \quad if & \quad x=0 \\0 & \qquad otherwise \end{array} \right.\]\[Find\;(1)\;K\qquad(2)\;p(x>2)\]
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q50
p43
sec-a
math
0
votes
0
answers
Two cards are drawn from a pack and kept out. Then one card is drawn from remaining 50 cards. Find the prob. that it is an ace.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q44
p43
math
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
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...