Sunday

July 31, 2016
Total # Posts: 36

**math**

what is the surface area of cardboard box? l= 4cm w= 5cm h=10cm
*June 9, 2016*

**math**

One of the two digits of a two digit number is three times the other digit. If you interchange the digits of this two- digit number and add the resulting number to the original number, you get 88. What is the original number?
*April 8, 2016*

**linear equation in one variables**

Sum of the digits of a two- digit number is 9. When we interchange the digits, it is found that the resulting new number is greater than the original number by 27. What is the two- digit number?
*April 8, 2016*

**linear equation in one variables**

The organisers of an essay competition decide that a winner in the competition gets a prize of Rs 100 and a participant who does not win gets a prize of Rs 25. The total prize money distributed is Rs 3,000. Find the number of winners, if the total number of participants is 63.
*April 8, 2016*

**linear equations in one variable**

I have a total of ₹300 in coins of denomination ₹1,₹2 and ₹5.The number of ₹2 coins is 3 times the number of ₹5 coins.The total number of coins is 160.How many coins of each denominations are with me?
*April 7, 2016*

**Math**

Baichung's dather is 26 years younger than Baichung's grandfather and 29 years older than Baichung.The sum of the ages of all the three is 135 years.What is the age of each one of them?
*April 7, 2016*

**Mensuration**

The leanth and breadth of a playground are 80m and 35m respectively. (i)-How long will a boy take to go three times round the field, if he walks at rate of 1.5m per second?
*February 25, 2016*

**Mensuration**

A floor which measures 15m*8m is to be laid with tiles measuring 50cm by 25 cm. Find the number of tiles required. Further, if a carpet is laid on the floor so that a space of 1m exists between its edges and the edges of the floor, what fraction of the floor is uncovered?
*February 24, 2016*

**Mensuration**

A rectangular lawn 80m *60m has two rmads each 10m wide running in the middle of it, one parallel to the length and the other parallel to the breadth. Find the cost of gravelling them at ₹1.20 square metre.
*February 24, 2016*

**Mensuration**

A sheet of paper measures 30cm by 20cm. A strip 4cm wide is cut from it all around. Find the area of the remaining sheet and also the area of the strip cut out.
*February 24, 2016*

**Mensuration**

A verandah 1.25m wide is constructed all along the outside of a room 5.5m long and 4m wide. Find the cost of cementing the floor of this verandah at the rate of ₹15 per sqare metre.
*February 24, 2016*

**GYAN**

a base ball team has lost games and has won 13 games. WHAT PER CENT OF THE GAMES PLAYED DID THEY WIN? HOW CAN SOLVE
*February 9, 2016*

**s.k.d.a.v**

Two forces act an angle of 120degre.The bigger force is of 40N and the resultant is perpendicular to the smaller one.Find the smaller force.
*September 25, 2015*

**physics**

a stone of mass 50g is being rotated in a circle of radius 50cm with a uniform speed of 2m/s.what is thje accelerationof the stone?
*April 29, 2013*

**physics**

a stone of mass 50g is being rotated in a circle of radius 50cm with a uniform speed of 2m/s.what is thje accelerationof the stone?
*April 29, 2013*

**lpu collage**

An urn contains 7 red and 3 white marbles. Three marbles are drawn from the urn one after another. Find the probability that first two are red and third is white if, a) Marbles drawn are replaced after every draw. b) Marbles drawn are not replaced after every draw.
*January 21, 2013*

**math**

find the number of seat in a theater containing 30 rows if the first row has 14 seats and each row after that has 2 more seats than the previous row
*January 5, 2013*

**maths --plse help me..**

ABCD IS A PARALLELOGRAM, G IS THE POINT ON AB SUCH THAT AG = 2GB, E IS A POINT OF CD SUCH THAT CE = 2DE AND AND F IS A POINT OF BC SUCH THAT BF = 2FC. PROVE THAT 1) ar(EGB) = 1/6 ar(ABCD) 2)ar(EFC) = 1/2 ar(EBF) 3) ar(EBG) = ar(EFC) 4) FIND WHAT PORTION OF THE ARE OF ...
*December 12, 2012*

**maths --plse help me..**

In a purse there are 20-rupee notes 10-rupee notes and 5-rupee notes. the number of 5-rupee notes exceeds two times the 10-rupee notes by one. the 20-rupee notes are 5 less than the 10-rupee notes. if the total value of the money in the purse is Rs185 find the number of each ...
*December 11, 2012*

**physics**

A patialy moves along half the circumference of a circle of 1 meter radius. Calculate the work done if the force at any point inclined at 60o to the tangent at that point has 5 New tones magnitude
*July 10, 2012*

**english**

Thank for ur immediate response.
*September 10, 2011*

**english**

Which one is correct? 1) The distance between New Delhi to Mumbai is 600kms. 2) The distance between New Delhi and Mumbai is 600kms.
*September 10, 2011*

**Maths**

The length and breadth of a rectangle are in the ration 8:5. The length is 10.5 centimeters more than the breadth. What are the length and breads of the rectangle? Kindly give steps also.
*July 14, 2011*

**physics**

The potential difference applied to an X-ray tube is 5 kV and the current through it is 3.2 mA. Then the number of electrons striking the target per second and speed at which they strike?
*April 7, 2011*

**Math/Fractions**

Male + Female = 3 5/8 M + F = 29/8 (Normalized 3 5/8 to 29/8) Male = Female + 5/8 M = F+5/8 Male which is 5/8 times Female plus Female is equal to 29/8 (F+5/8)+F=29/8 2F=29/8-5/8 2F=24/8 2F=3 F=3/2 F=1 1/2 So female weight is 1 1/2 Male weight = Female + 5/8 M=3/2 + 5/8 M = (...
*December 9, 2010*

**statistics/probability**

give a brief note of the measures of central tendency together with their merits and demerits. which is the best measure of central tendency and why?
*October 29, 2010*

**statistics/probability**

explain the purpose of fabulous presentation of statistical data
*October 29, 2010*

**statis**

why it is necessary to summarise the data distribution?explain the approaches available to summarise the data distribution.
*October 29, 2010*

**statistics/probability**

QUESTION- machines are used to pack sugar into packets supposedly containing 1.20kg each.on testing a large number of packets over a long perodof time ,it was found that the mean weight of the packets was 1.24kg and the standard deviation was 0.04kg. a particular machine is ...
*October 29, 2010*

**statistics**

question- a packaging device is set to fill detergent powder packets with a mean weight of 5 kg .the standered deviation is known to be 0.01kg.these are known to drift upward over a period of time due to machine fault,which is not tolerable.a random sample of 100 packets is ...
*October 29, 2010*

**college physics**

dssax
*September 17, 2009*

**elements of Desgn**

What is meant by visual language
*September 27, 2008*

**social studies**

describe the impact of colonization through policies of the colonizers-steps taken for the development of these communities and impact of colonization on their development in the 18th and 19th centuries
*June 24, 2008*

**Arts**

Who is first women minister in Rajasthan
*May 1, 2008*

**Mathematics**

Fill in the blanks follows 80, 70, 61, 53, 46, 40, ....
*May 1, 2008*

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