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board examination
Solutions for all the questions from board examination
EXAM
board examination
iit jee
jee advanced
jee main
neet
rtb
YEAR
All
SUBJECT
math
Class 12
Math
Algebra
Probability
Find the mean
$μ$
variance
$σ_{2}$
for the following probability distribution :X0123P(X)
$641 $
$6418 $
$6418 $
$6427 $
Class 12
Math
Algebra
Probability
There are two bags I and II. Bag I contains 3 white and 3 red balls and Bag II contains 4 white and 5 red balls. One ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag II.
Class 10
Math
All topics
Statistics
Find the mean of the following frequency distribution:Classes: 0-20 20-40 40-60 60-80 80-100Frequency: 15 18 21 29 17
Class 10
Math
All topics
Probability
Cards marked with numbers 3, 4, 5, ......, 50 are placed in a box and mixedthoroughly. One card is drawn at random from the box. Find the probability thatnumber on the drawn card is dividing by 7.
Class 10
Math
All topics
Real Numbers
A washing machine is available for Rs. 13,500 cash or Rs. 6,500 as cash downpayment followed by three monthly instalments of Rs. 2,500 each. Find the rate ofinterest charged under instalment plan.
Class 10
Math
All topics
Pair Of Linear Equation In Two Variables
solve for x and y,
$x+(y6 )=6,3x−(y8 )=5$
Class 10
Math
Algebra
Arithmetic Progressions
Find the sum of first 25 terms of an A.P. whose nth term is
$1−4n$
Class 10
Math
All topics
Triangles
D and E are points on the sides CA and CB respectively of a triangle ABC right angled at C. Prove that
$AE_{2}+BD_{2}=AB_{2}+DE_{2}$
.
Class 10
Math
Algebra
Arithmetic Progressions
Which term of the AP: 3, 15, 27, 39, . . . will be 132 more than its
$54_{th}$
term?
Class 10
Math
All topics
Polynomials
If
$x+k$
is the GCD of
$x_{2}−2x−15$
and
$x_{3}+27$
, find the value of k
1
2
3
4
5
6
7
8
9
10
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board examination
Solutions for all the questions from board examination
Filter Results
EXAM
board examination
iit jee
jee advanced
jee main
neet
rtb
YEAR
All
SUBJECT
math
Class 12
Math
Algebra
Probability
Find the mean
$μ$
variance
$σ_{2}$
for the following probability distribution :X0123P(X)
$641 $
$6418 $
$6418 $
$6427 $
Class 12
Math
Algebra
Probability
There are two bags I and II. Bag I contains 3 white and 3 red balls and Bag II contains 4 white and 5 red balls. One ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag II.
Class 10
Math
All topics
Statistics
Find the mean of the following frequency distribution:Classes: 0-20 20-40 40-60 60-80 80-100Frequency: 15 18 21 29 17
Class 10
Math
All topics
Probability
Cards marked with numbers 3, 4, 5, ......, 50 are placed in a box and mixedthoroughly. One card is drawn at random from the box. Find the probability thatnumber on the drawn card is dividing by 7.
Class 10
Math
All topics
Real Numbers
A washing machine is available for Rs. 13,500 cash or Rs. 6,500 as cash downpayment followed by three monthly instalments of Rs. 2,500 each. Find the rate ofinterest charged under instalment plan.
Class 10
Math
All topics
Pair Of Linear Equation In Two Variables
solve for x and y,
$x+(y6 )=6,3x−(y8 )=5$
Class 10
Math
Algebra
Arithmetic Progressions
Find the sum of first 25 terms of an A.P. whose nth term is
$1−4n$
Class 10
Math
All topics
Triangles
D and E are points on the sides CA and CB respectively of a triangle ABC right angled at C. Prove that
$AE_{2}+BD_{2}=AB_{2}+DE_{2}$
.
Class 10
Math
Algebra
Arithmetic Progressions
Which term of the AP: 3, 15, 27, 39, . . . will be 132 more than its
$54_{th}$
term?
Class 10
Math
All topics
Polynomials
If
$x+k$
is the GCD of
$x_{2}−2x−15$
and
$x_{3}+27$
, find the value of k
1
2
3
4
5
6
7
8
9
10
Previous
page
1 / 15
You're on page
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page
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page
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page
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