# Posts by anoynomous

Total # Posts: 115

**Language Arts**

Amy is correct i just got 100%

*April 16, 2015*

**maths-trignometry(urgent)**

without using calculator, find the Value of following is cosec(-38888)

*June 21, 2013*

**maths-trignometry**

without using calculator, find the Value of following is cosec(-38888)

*June 21, 2013*

**Math**

November 1

*May 25, 2013*

**maths-formula**

2a^3+2b^3+2c^3-3abc=?

*May 20, 2013*

**maths-polynomials**

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 37.

*May 8, 2013*

**maths-**

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 37.

*May 8, 2013*

**maths-urgently needed**

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 37.

*May 8, 2013*

**maths-urgently needed**

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 bonus share for every 10 shares held. When the market price was Rs 480 he sold all the shares and invested the proceeds in buying Rs 300 shares of IBM ...

*May 5, 2013*

**maths-urgently needed**

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 bonus share for every 10 shares held. When the market price was Rs 480 he sold all the shares and invested the proceeds in buying Rs 300 shares of IBM ...

*May 4, 2013*

**maths-urgently needed**

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 yield of 16%. After a year he sold them at Rs 350 and invested the proceeds along with the dividend obtained in buying Rs 175 shares of XYZ ltd paying ...

*May 4, 2013*

**maths-**

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 bonus share for every 10 shares held. When the market price was Rs 480 he sold all the shares and invested the proceeds in buying Rs 300 shares of IBM ...

*May 4, 2013*

**maths-urgently needed ,plse**

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 yield of 16%. After a year he sold them at Rs 350 and invested the proceeds along with the dividend obtained in buying Rs 175 shares of XYZ ltd paying ...

*May 4, 2013*

**maths-urgently needed ,plse**

Explain cos^-1 [cos 5pi/4] also tell it can be defined or not.

*May 4, 2013*

**maths -urgent**

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 added tax. calculate the basic cost (exclusive of Value added tax) for 250 furniture's sold by the company.

*April 18, 2013*

**maths -urgent**

Find SP, if market price= Rs. 70 and commission =10 percent

*April 17, 2013*

**maths**

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) (b,y)=1

*April 16, 2013*

**maths**

Solve for x: (x+1)/(x-3)>0.

*April 15, 2013*

**maths -urgent**

The sum of two opposite angles of a parallelogram is 150 degree .find the measure of each of its angles.

*April 15, 2013*

**maths- plseee urgently**

We can solve this using the algebra guidelines below We know that 24874/17 is some value, 24874/17 = n And we know that some unknown number divided by 17 should equal that number plus 100. a/17 = n + 100 All we have to do is solve for a. a = 17n + 1700 a = 17(24874/17) + 1700 ...

*April 13, 2013*

**maths- plseee urgently**

without calculator we need to find the value of sin18degree-sin66degree+sin60 degree

*April 13, 2013*

**maths- can't use calculator**

can't use calculator

*April 12, 2013*

**maths- plseee urgently**

value of sin18degree-sin66degree+sin60 degree

*April 12, 2013*

**maths-**

if n is an odd positive integer, then prove that n^2 -1 is divisible by 8

*April 12, 2013*

**maths- urgent**

what is the value of sin18degree-sin66degree+(root3/2)

*April 12, 2013*

**maths- urgent**

thank u steve sir

*April 12, 2013*

**maths- urgent**

show that √Π+1 is irrational if there is any proof

*April 12, 2013*

**maths- urgent**

is there any proof

*April 12, 2013*

**maths- urgent**

show that √Π+1 is irrational

*April 12, 2013*

**geometry**

It's C.

*April 9, 2013*

**maths-**

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 cos(A+B)=(p^2- q^2)/(p^2+ q^2)

*April 9, 2013*

**maths-**

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 had given for it and thereby he makes a profit for Rs 60. find the number of toys he initially bought

*April 9, 2013*

**maths- rational no.**

find two irrational numbers between 2.5 and 4.5

*April 9, 2013*

**maths- urgent**

Thank You Sir, But when we know 1023 are five digit no. then what after that, i mean to say that--------- Reverse the number and add the sum of the two numbers. This part plse sir, i shall be thankful to you

*April 9, 2013*

**maths- urgent**

sir, what about b) part

*April 9, 2013*

**maths- urgent**

a) Forming the smallest six digit number with different digits. Reverse the number and add the sum of the two numbers. b)Forming the smallest five digit number with different digits. Reverse the number and add the sum of the two numbers.

*April 9, 2013*

**mathematics**

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 had given for it and thereby he makes a profit for Rs 60. find the number of toys he initially bought

*April 9, 2013*

**mathematics**

Given: B={1},find no. of elements of P[P{P(B)}].

*April 8, 2013*

**Statistics**

a) The value of z such that P(Z<z)= 0.95 is z = 1.6449 Solving for x: z =1.6449=(x-69.0)/2.8 x = 1.6449*2.8+69 = 73.6 b) Solving for xbar: z =1.6449=(xbar-69.0)/(2.8/sqrt(100)) xbar = 1.6449*0.28+69 = 69.5

*April 8, 2013*

**maths-**

Given: B={1},find no. of elements of P[P{P(B)}].

*April 8, 2013*

**maths-**

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 the value of k

*April 5, 2013*

**maths**

In parabola, give any example of a quadratic equation which doesnot touches the x-axis only.

*April 5, 2013*

**maths-**

In parabola, give any example of a quadratic equation which doesnot touches the x-axis and y-axis

*April 5, 2013*

**maths-**

Find the area of triangle . in a right-angled triangle, the length of the hypotenuse is 65 cm

*April 5, 2013*

**maths-**

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 , Y Calculate the frequency of 8

*April 3, 2013*

**maths-conic sections**

find cartesian equation of a hypeerbola with centre as origin , focus : ( 2, 0 ) and line x = 2 as directrix .

*April 3, 2013*

**maths- urgent**

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 , Y Calculate the frequency of 8

*April 3, 2013*

**maths- urgent**

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 , Y Calculate the frequency of 8

*April 3, 2013*

**maths-urgently needed**

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

*April 2, 2013*

**maths-statistics**

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

*April 2, 2013*

**maths-statistics**

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 , Y Calculate the frequency of 8

*April 2, 2013*

**maths-Linear inequations**

Find the solution (feasible) of following inequations x+ 4y ≤ 24; 3x +y ≤21 ; x+ y ≤9; x≥0 and y≥0

*March 22, 2013*

**maths-binomial theorem**

how can we show that there is no constant in the expansion of [2x – (x^2/4)]^9

*March 22, 2013*

**maths-**

find first three terms in the expansion of ( 1 –x )^-1/4

*March 22, 2013*

**maths-binomial theorem**

coefficient of x^39 in the expansion of [(1/x^2) + x^4)]^18

*March 22, 2013*

**maths-parallelogram**

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. but he chooses the rectangle shape. The parallelogram whose length is 20m and width is 14m. The cost of fencing is Rs.2000 per metre. a) What was the ...

*March 20, 2013*

**maths-parallelogram**

thank u so much sir but Which are the possible triangular plots that can be taken by the Gram Panchayat?

*March 20, 2013*

**maths-parallelogram**

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 decided to take a triangular plot of land from one side to construct a school. He reluctantly agrees to this. is this can be possible? Which are the ...

*March 20, 2013*

**maths-area of parallelogram**

also, find area of parallelogram

*March 20, 2013*

**maths-area of parallelogram**

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 decided to take a triangular plot of land from one side to construct a school. He reluctantly agrees to this. is this can be possible? Which are the ...

*March 20, 2013*

**maths-surface area**

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 filled with graphite and the cylindrical graphite block is of same length as that of wooden piece. If the diameter of the graphite cylinder is 3mm and ...

*March 20, 2013*

**maths-probabilty**

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 bags and is found to be red. Find the probability that it was drawn from bag 2

*March 20, 2013*

**maths-circles**

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 concyclic

*March 20, 2013*

**maths- probabilty(me posted third time)plse answer**

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 drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

*March 19, 2013*

**maths-probabilty**

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 drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

*March 19, 2013*

**maths-probabilty(URGENTLYYY)**

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 drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

*March 19, 2013*

**maths-**

Number of points at which f(x) = 3+2sinx has maximium in the interval (-11 pie/2 , 100 pie) is _____

*March 19, 2013*

**Maths-Query**

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 prepare two medicines A and B. There is sufficient raw material available to make 20000 bottles of medicine A and 40000 bottles of medicine B but ...

*March 18, 2013*

**maths-surface area**

Cylindrical groove is made in a cylindrical piece of wood of length 17.5cm. The groove is filled with graphite and the cylindrical graphite block is of same length as that of wooden piece. If the diameter of the graphite cylinder is 3mm and outer diameter of the wooden ...

*March 18, 2013*

**maths-surface area(STEVE SIR)**

what about 33dm circumfernce

*March 18, 2013*

**maths-surface area**

what about 33dm circumfernce

*March 18, 2013*

**maths-surface area**

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 circumference at the bottom is formed. Find how many m^3 of sand is there?

*March 18, 2013*

**maths-quadrilateral**

explain All the parallelograms are rhombus but all rhombus are not a parallelograms

*March 18, 2013*

**maths-surface area**

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 the centre of the base of the hemisphere. Slant height of the cone is L and radius of the base of the cone is 1/2r where through r is the radius of ...

*March 17, 2013*

**maths-probabilty**

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 the probability distribution for selection of persons other than their relatives.

*March 17, 2013*

**maths-probabilty(urgenlty)**

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 the probability distribution for selection of persons other than their relatives.

*March 16, 2013*

**maths-triangle**

If all three altitude , median and perpendicular bisector are same , then the triangle is

*March 16, 2013*

**maths-functions**

one -one function (what are its conditions)

*March 16, 2013*

**maths-differentaition**

y=cos^-1[(1-x^2)/(1+x^2)] find dy/dx

*March 16, 2013*

**maths-trignometry**

Prove that tan-1 (1/7) + tan-1 (1/13) = tan-1(2/9)

*March 16, 2013*

**maths-differentaition**

y=cos^-1[(1-x^2)/(1+x^2)] find dy/dx

*March 16, 2013*

**maths-circles**

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 angle ACE=(1/2)*{measure of arcAE)-measure of arc BF}

*March 15, 2013*

**maths-circles**

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 exterior point T (S, O and T are linear points - lie in one line ) it is given that angle ptq = 25 deg . find angle PSQ and OPQ

*March 15, 2013*

**maths-areas**

How traingle ABC and APR are similar

*March 15, 2013*

**maths-areas**

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 triangle[ABC]

*March 15, 2013*

**maths-stastics**

Find the mean for the following data variable=4,6,8,10,12 freqency=4,8,14,11,13

*March 14, 2013*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 14, 2013*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 13, 2013*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 13, 2013*

**maths-probabilty(urgently needed)**

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 each color?

*March 12, 2013*

**maths-surface area(STEVE SIR)**

diameter is 140cm it 's not radius sir

*March 12, 2013*

**maths-surface area**

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 of a road 2.2m wide find the surface area of stretch of road leveled in m sq.

*March 12, 2013*

**maths-probabilty**

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 each color?

*March 12, 2013*

**QUERY -COMPUTER**

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 ESET NOD32 Antivirus 6 plse tell me is it good antivirus or okay-okay.

*March 12, 2013*

**maths-probabilty**

A man has brought tomota and five fruits from market. How many ways he can prepare mixed jam by selecting any 3 fruits excluding tomato

*March 12, 2013*

**maths-probabilty**

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?

*March 11, 2013*

**maths-probabilty**

A man has brought tomota and five fruits from market. How many ways he can prepare mixed jam by selecting any 3 fruits excluding tomato

*March 11, 2013*

**maths-probabilty**

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?

*March 11, 2013*

**maths-linear equation**

Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as 10 units.

*March 11, 2013*

**maths-parallelogram**

A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate parallelogram. He then gave his son one-third of the land. The son, who realized that the district in which he lived had no school, decided to set one school up...

*March 11, 2013*