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anoynomous
Questions (98)
England's practice of forcing our sailors to serve in her navy was called what?
2 answers
673 views
without using calculator,
find the Value of following is cosec(-38888)
1 answer
384 views
without using calculator,
find the Value of following is cosec(-38888)
0 answers
390 views
2a^3+2b^3+2c^3-3abc=?
1 answer
432 views
When a number is divided by 7 and 9 , the remainder is 4 and 3. what will be the remainder of a same no. when it is divided by
1 answer
402 views
When a number is divided by 7 and 9 , the remainder is 4 and 3. what will be the remainder of a same no. when it is divided by
0 answers
477 views
When a number is divided by 7 and 9 , the remainder is 4 and 3. what will be the remainder of a same no. when it is divided by
0 answers
378 views
Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a
0 answers
653 views
Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a
0 answers
511 views
Atul invested Rs 75000 in buying Rs 200 shares of ABC Ltd paying a dividend of 20%. He bought them at a rate which gave him a
0 answers
441 views
Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a
0 answers
521 views
Atul invested Rs 75000 in buying Rs 200 shares of ABC Ltd paying a dividend of 20%. He bought them at a rate which gave him a
0 answers
481 views
Explain
cos^-1 [cos 5pi/4] also tell it can be defined or not.
1 answer
763 views
There is a manufacturing company who sold furniture's at the rate of Rs 31,300 per unit cost which is inclusive of 5% Value
1 answer
750 views
Find SP,
if market price= Rs. 70 and commission =10 percent
1 answer
346 views
Given: ax + by=1
where a,b,x,y are integers. which of following the statement is false. i) (a.b)=1 ii) (x,y)=1 iii)(a,y)=1 iv)
0 answers
380 views
Solve for x:
(x+1)/(x-3)>0.
1 answer
334 views
The sum of two opposite angles of a parallelogram is 150 degree .find the measure of each of its angles.
4 answers
3,764 views
without calculator we need to find the value of
sin18degree-sin66degree+sin60 degree
1 answer
348 views
value of
sin18degree-sin66degree+sin60 degree
2 answers
405 views
if n is an odd positive integer,
then prove that n^2 -1 is divisible by 8
1 answer
790 views
what is the value of
sin18degree-sin66degree+(root3/2)
1 answer
354 views
show that √Π+1 is irrational
if there is any proof
2 answers
350 views
show that √Π+1 is irrational
3 answers
397 views
A and B are two different values of C lying between 0 and 360 which satisfy the equation (p cosC + q sinC=r) then prove that
0 answers
464 views
a man bought a certain number of toys for rs 180 and he broke two of them. Then he sold each of the rest for Rs.10 more than he
1 answer
504 views
find two irrational numbers between 2.5 and 4.5
2 answers
1,665 views
a) Forming the smallest six digit number with different digits. Reverse the number and add the sum of the two numbers.
b)Forming
5 answers
521 views
a man bought a certain number of toys for rs 180 and he broke two of them. Then he sold each of the rest for Rs.10 more than he
0 answers
443 views
Given: B={1},find no. of elements of P[P{P(B)}].
1 answer
443 views
Given: B={1},find no. of elements of P[P{P(B)}].
1 answer
329 views
The remainder obtained by dividing
x^2 -3kx +2 by ( x+2) is twice the remainder obtained by dividing x^2 +3x –k by ( x+3). Find
1 answer
366 views
In parabola, give any example of a quadratic equation which doesnot touches the x-axis only.
1 answer
389 views
In parabola, give any example of a quadratic equation which doesnot touches the x-axis and y-axis
2 answers
526 views
Find the area of triangle .
in a right-angled triangle, the length of the hypotenuse is 65 cm
1 answer
587 views
The median of the following incomplete frequency distribution is 10:
x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
1 answer
484 views
find cartesian equation of a hypeerbola with centre as origin , focus : ( 2, 0 ) and line x = 2 as directrix .
1 answer
540 views
The median of the following incomplete frequency distribution is 10:
x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
0 answers
391 views
The median of the following incomplete frequency distribution is 10:
x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
0 answers
671 views
If the mean of y1 and y2 is M1
and that of y1, y2, y3, y4 is M2, the mean of ay1, ay1.y3/a, y4/a is
1 answer
307 views
If the mean of y1 and y2 is M1
and that of y1, y2, y3, y4 is M2, the mean of ay1, ay1.y3/a, y4/a is
0 answers
291 views
The median of the following incomplete frequency distribution is 10:
x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
0 answers
403 views
Find the solution (feasible) of following inequations
x+ 4y ≤ 24; 3x +y ≤21 ; x+ y ≤9; x≥0 and y≥0
1 answer
392 views
how can we show that there is no constant
in the expansion of [2x – (x^2/4)]^9
1 answer
2,029 views
find first three terms in the expansion of ( 1 –x )^-1/4
1 answer
642 views
coefficient of x^39 in the expansion of [(1/x^2) + x^4)]^18
1 answer
368 views
there is a man who decided to make a garden either in shape of rectangle or parallelogram in front of his house and fence it.
0 answers
1,074 views
There is a man who plotted a land in shape of a trapezium with its parallel sides to be 15m and 5m & height=9m.
The Panchayat
3 answers
597 views
There is a man who plotted a land in shape of a trapezium with its parallel sides to be 15m and 5m & height=9m.
The Panchayat
1 answer
550 views
there is a groove which is in a cylindrical form and is made in a cylindrical piece of wood of length 17.5cm. The groove is
1 answer
759 views
Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the
1 answer
586 views
ABCD is a rectangle the line through C perpendicular to AC meets AB produced at X and AD produce at Y . Prove that DBXY are
0 answers
1,250 views
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is
1 answer
1,150 views
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is
0 answers
494 views
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is
0 answers
515 views
Number of points at which
f(x) = 3+2sinx has maximium in the interval (-11 pie/2 , 100 pie) is _____
1 answer
361 views
An NGO is helping the poor people of earthquake hit village by providing medicines. In order
to do this they set up a plant to
1 answer
1,115 views
Cylindrical groove is made in a cylindrical piece of wood of length 17.5cm. The groove is filled with graphite and the
1 answer
1,097 views
A cone 7dm high and 6 dm in diameter is placed on the ground. Sand is poured over it until conical heap 21 dm high and 33 dm
5 answers
2,179 views
explain
All the parallelograms are rhombus but all rhombus are not a parallelograms
1 answer
463 views
A solid is in the form of cone mounted on a hemisphere in such a way that the centre of the base of the cone just coincide with
3 answers
1,600 views
A chairman is biased so that he selects his relatives for a job 3 times as likely as others. If there are 3 posts for a job.
0 answers
710 views
A chairman is biased so that he selects his relatives for a job 3 times as likely as others. If
there are 3 posts for a job. Find
0 answers
961 views
If all three altitude , median and perpendicular bisector are same , then the triangle is
1 answer
420 views
one -one function
(what are its conditions)
0 answers
329 views
y=cos^-1[(1-x^2)/(1+x^2)]
find dy/dx
0 answers
278 views
Prove that
tan-1 (1/7) + tan-1 (1/13) = tan-1(2/9)
1 answer
1,073 views
y=cos^-1[(1-x^2)/(1+x^2)]
find dy/dx
0 answers
327 views
a circle with centre O, secants AB and EF intersect each other at point C in the exterior of the circle .
prove that measure of
0 answers
1,260 views
a circle having a centre O has a triangle PQS inside it with the base QP is not on centre O. PT and QT are two tangents from an
1 answer
631 views
in triangle ABC P, Q AND R ARE the mid points of side AB, BC, CA.prove that
area of parallelogram APQR=( 1/2)* area of
3 answers
938 views
Find the mean for the following data
variable=4,6,8,10,12 freqency=4,8,14,11,13
1 answer
374 views
The value of
(secpi/7)+(sec3pi/7)+(sec5pi/7) is
1 answer
692 views
The value of
(secpi/7)+(sec3pi/7)+(sec5pi/7) is
1 answer
841 views
The value of
(secpi/7)+(sec3pi/7)+(sec5pi/7) is
0 answers
414 views
A box contains 5 red balls and 6 black balls. in how many ways can 6 balls be selected so that there are at least two balls of
2 answers
630 views
The diameter of a road roller is 140cm and its length is 2.2m. It takes 400 complete revolutions to move over to level a stretch
4 answers
1,829 views
A box contains 5 red balls and 6 black balls. in how many ways can 6 balls be selected so that there are at least two balls of
1 answer
644 views
hi
i want to have antivirus in my computer, would u plse suggest me which should i go for . well i have also antivirus called
2 answers
924 views
A man has brought tomota and five fruits from market.
How many ways he can prepare mixed jam by selecting any 3 fruits excluding
1 answer
406 views
find the no. of ways in which letters of the word ARRANGEMENT can be arranged so that 2A's and 2R's do not occur together?
1 answer
664 views
A man has brought tomota and five fruits from market.
How many ways he can prepare mixed jam by selecting any 3 fruits excluding
0 answers
424 views
find the no. of ways in which letters of the word ARRANGEMENT can be arranged so that 2A's and 2R's do not occur together?
1 answer
499 views
Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as 10
2 answers
1,109 views
A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate
1 answer
569 views
A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate
0 answers
865 views
A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate
0 answers
596 views
The boy having a gold coin of diameter 2cm and thickess 2mm to a goldsmith for melting and drawing into a wire of diameter 1mm .
3 answers
642 views
can we create a unique circle with two
co-linear points
1 answer
803 views
a man travels some distance at a speed of 12km/hr and returns at 9km/hr .if the total time taken by him is 2hrs 20 min ,find the
2 answers
867 views
A shopkeeper sells an article at the listed price of Rs.1500 and the rate of value added tax is 12% at every stage of sale. If
1 answer
750 views
In DABC,∠Q >∠R, PA is the bisector of
∠ QPR and PM is perpendicular to BQ. Prove that ∠APM = half of ( ∠Q - ∠R )
0 answers
514 views
A Rectangular field 750m long and 450m broad has in the middle of it , road 5m wide running at right angles to each other , one
5 answers
1,780 views
Construct ∆ABC, AB=6cm, BC=9cm,CA=8cm. construct tangents from the vertex C to the circle through AB as the diameter
1 answer
838 views
Six persons initiated a campiagn against child labour. Each time they visit a new locality, two persons join them in the
1 answer
645 views
how can we obtain the areas of the irregular polygans or irregular shapes or just any closed curve...?? if we know the perimeter
1 answer
653 views
Derive the equation of the ecllipse with center (h,k)
1 answer
337 views
a weightlifter raises a 200-kg barbell with an acceleration of 3 m/s. How much force does the weightlifter use to raise the
6 answers
6,697 views
