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Recent questions tagged q2
ASK
Sheela started to school at half past 8. Her school was 7 and half hours including breaks. Her travel time from school to home is 20 minutes. If she reached home at evening 4:50 pm what time did she start from school?
cbse
class4
olympiad
math
t3
q2
asked
19 hours
ago
by
priyanka.c
0
answers
The same number is repeated four times. In which of the following do you find the mistake?
cbse
class4
olympiad
math
t2
q2
asked
Sep 20
by
priyanka.c
0
answers
What is the sequence of the following number pattern? <br><br> 2, 2, 4, 12, 48, 240
cbse
class4
olympiad
math
t1
q2
asked
Sep 18
by
priyanka.c
0
answers
How many squares are there in the following figure?
olympiad
cbse
class3
math
t5
q2
asked
Sep 3
by
priyanka.c
0
answers
Find the value of the following expression $(5678 \times 10) + (378 \times 15) - (\frac{450}{15})(900 \times 2) = $
olympiad
cbse
class3
math
t5
q2
asked
Sep 1
by
priyanka.c
0
answers
Leena buys 100 grams bar chocolates. She buys $\frac{3}{4}^{th}$ of chocolate. How many grams of chocolates are left over?
olympiad
cbse
class3
math
t4
q2
asked
Aug 31
by
priyanka.c
0
answers
There are 25 bar chocolates and 15 children. 5 children get 8 chocolates each and 5 of them get 4 each. How is the chocolates shared equally among remaining 5 children.
olympiad
cbse
class3
math
t3
q2
asked
Aug 14
by
priyanka.c
0
answers
olympiad
cbsc
class3
math
t1
q2
asked
Aug 11
by
priyanka.c
0
answers
There are 40 cows, 10 hens, 12 chickens and 3 cats in a farm. 14 cows went to paddy field for plowing 3 hens and 5 chickens were missing from the farm. What is the total number of animals left in the farm.
olympiad
cbse
class3
math
t2
q2
asked
Aug 4
by
priyanka.c
0
answers
A small candle 2.5 cm in size is placed 27 cm in front of a concave mirror of radius of curvature 36 cm. If the candle is moved closer to the mirror, how would the screen have to be moved ?
cbse
class12
physics
ch-9
sec-b
q2
ncert
medium
asked
Feb 10, 2016
by
meena.p
1
answer
A circular coil of wire consisting of 100 times of radius $8.0\;cm$ carries a current of $0.40\;A$ What is the direction of the magnetic field B at the center of the coil ?
cbse
class12
physics
ch-4
sec-a
q2
ncert
easy
asked
Jul 22, 2015
by
meena.p
1
answer
The angle of dip at a location in southern India is about $18^{circ}$ would you expect a greater or smaller dip in Britain ?
cbse
class12
physics
ch-5
sec-a
q2
ncert
easy
asked
Jul 9, 2015
by
meena.p
1
answer
A low voltage supply from which one needs high currents must have very low internal resistance why ?
cbse
class12
physics
ch-3
sec-a
q2
easy
asked
Jun 29, 2015
by
meena.p
1
answer
The force acting between two print charges $q_1$ and $q_2$ kept at some distance apart in air is attractive or repulsive when (i) q_1q_2 > 0 (ii) q_1 q_2 <0$
cbse
class12
physics
ch-1
sec-a
q2
easy
asked
Apr 21, 2015
by
meena.p
1
answer
Show that the point $(x,y)$ given by $x=\large\frac{2at}{1+t^2}$ and $y=\large\frac{a(1-t^2)}{1+t^2}$ lies on a circle for all real values of $t$ such that $-1\leq t \leq 1$ where $a$ is any given real numbers.
cbse
class11
math
conic-sections
circle
exemplar
sec-b
medium
q2
asked
Oct 17, 2014
by
sreemathi.v
1
answer
Solve the inequality $ 6 \leq -3( 2x-4) < 12$
cbse
math
class11
ch6
linear-inequalities
misc
q2
asked
Aug 1, 2014
by
meena.p
1
answer
Calculate the angle at which second-order reflection will occur in an X-ray spectrometer when X-rays of 0.154nm are diffracted by the atoms of a crystal having distance b/w two planes at 404 pm
cbse
class12
chemistry
ch1
states-of-matter
solid-state
sec-a
medium
additionalproblem
q2
asked
Jul 31, 2014
by
sreemathi.v
1
answer
Solve the system of inequalities graphically $3x +2y \leq 12 ; x \geq 1;y \geq 2$
cbse
math
class11
ch6
linear-inequalities
exercise6-3
q2
asked
Jul 30, 2014
by
meena.p
1
answer
Solve the given inequality graphically in two- dimension. $2x +y \geq 6$
cbse
math
class11
ch6
linear-inequalities
exercise6-2
q2
asked
Jul 28, 2014
by
meena.p
1
answer
Show that the statement "For any real numbers $a$ and $b$, $a^2=b^2$ implies that $a=b$" is not true by giving counter example.
cbse
class11
ch14
mathematical-reasoning
bookproblem
exercise14-5
sec-a
easy
q2
asked
Jul 26, 2014
by
rvidyagovindarajan_1
1
answer
Solve $-12 x > 30$ when (i) x is a natural number (ii) x is an integer
cbse
math
class11
ch6
linear-inequalities
exercise6-1
q2
asked
Jul 25, 2014
by
meena.p
1
answer
The number of elements in Group 13 is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q2
asked
Jul 24, 2014
by
thanvigandhi_1
1
answer
An arch is in the form of a parabola with its axis vertical. The arch is 10 m high and 5 m wide at the base. How wide is it 2 m from the vertex of the parabola?
cbse
class11
ch11
conic-sections
bookproblem
sec-c
difficult
misc
p264
q2
asked
Jul 23, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the foci and the vertices, the eccentricity and the length of the latus rectum of the hyperbolas : $ \large\frac{y^2}{9}-\large\frac{x^2}{27}=1$
cbse
class11
ch11
conic-sections
bookproblem
sec-c
easy
exercise11-4
p262
q2
asked
Jul 19, 2014
by
thanvigandhi_1
1
answer
Identify the quantifier and write the negation of the statement "There exists a number which is equal to its square."
cbse
class11
ch14
mathematical-reasoning
bookproblem
exercise14-3
sec-a
easy
q2
1
asked
Jul 16, 2014
by
rvidyagovindarajan_1
1
answer
Find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse : $\large\frac{x^2}{4}$$+\large\frac{y^2}{25}$$=1$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q2
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum for the following : $ x^2=6y$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-2
p246
q2
asked
Jul 14, 2014
by
thanvigandhi_1
1
answer
Find the equation of the circle with centre (–2,3) and radius 4
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-1
p241
q2
asked
Jul 11, 2014
by
thanvigandhi_1
1
answer
Six new employees,two of whom are married to each other,are to be assigned six desks that are lined up in a row.If the assignment of employees to desks is made randomly,what is the probability that the married couple will have non adjacent desks?
cbse
math
class11
ch16
probability
exemplar
q2
sec-c
difficult
asked
Jul 7, 2014
by
sreemathi.v
1
answer
Give three examples of sentences which are not statements. Give reason.
cbse
class11
ch14
mathematical-reasoning
bookproblem
exercise14-1
sec-a
easy
q2
asked
Jul 4, 2014
by
rvidyagovindarajan_1
1
answer
Find the mean deviation about the mean of the distribution
cbse
math
class11
ch15
statistics
exemplar
q2
sec-a
medium
asked
Jul 2, 2014
by
meena.p
1
answer
4 cards are drawn from a well shuffled deck of 52 cards.What is the probability of obtaining 3 diamonds and one spade?
cbse
math
class11
ch16
probability
bookproblem
misc
q2
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
The mean and variance of $7$ observation are $8$ and $16$ respectively.If six of the observations are $2,4,10,12,14$. Find the remaining two observations.
cbse
math
class11
ch15
statistics
misc
q2
sec-b
medium
asked
Jul 1, 2014
by
meena.p
1
answer
From the prices of shares A and Y below. Find out which is more stable in value.
cbse
math
class11
ch15
statistics
exercise16-3
q2
sec-c
difficult
asked
Jun 30, 2014
by
meena.p
1
answer
Find the equation of the line passing through the point (5, 2) and perpendicular to the line joining the points (2, 3) and (3, – 1)
cbse
math
class11
ch10
straight-lines
exemplar
short-answer-type-question
sec-b
medium
q2
asked
Jun 30, 2014
by
thanvigandhi_1
1
answer
A coin is tossed twice,what is the probability that atleast one tail occurs
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q2
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
$A=\{1,2,3,4,5\},B=\phi,C=\{3,6\},D=\{1,2,3\},E=\{6\},F=\{3,4,5,6\}$.Find $A \cup B,A\cap B,B \cup C,E \cap F,D\cap E,A-C,D-E,E \cap F',F'$
cbse
math
class11
ch16
probability
bookproblem
exercise16-2
q2
sec-b
medium
asked
Jun 27, 2014
by
sreemathi.v
1
answer
First n natural numbers:
cbse
math
class11
ch15
statistics
exercise15-2
q2
sec-b
medium
asked
Jun 26, 2014
by
meena.p
1
answer
Describe the sample space for the indicated experiment : A die is thrown two times
cbse
math
class11
ch16
probability
bookproblem
exercise16-1
q2
sec-a
easy
asked
Jun 26, 2014
by
sreemathi.v
1
answer
The coefficient of $x^7$ in the expansion of $(\large\frac{x^2}{2}-\frac{2}{x})^9$ is
cbse
math
class11
ch8
binomial-theorem
additionalproblem
q2
sec-a
easy
asked
Jun 25, 2014
by
sreemathi.v
1
answer
Find the mean deviation about the mean for the data $38,70,48,40,42,55,63,46,54,44$
cbse
math
class11
ch15
statistics
exercise15-1
q2
sec-a
easy
asked
Jun 25, 2014
by
meena.p
1
answer
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