# Posts by Lakshmi

Total # Posts: 95

**math**

how many 0z of a metal containing 90% copper must be combined with 3 0z of purecopper to form an alloy containing 92% copper?

*December 20, 2016*

**math**

how much silt do you need to add to 4ft cube of soil with 10% silt in order to make a soil with 60% silt?

*December 20, 2016*

**Math**

Mohit put 6 red balls and 7 black balls into a bag. What fraction of the balls are red balls?

*November 15, 2016*

**math**

shirley is making 4 dozen cookies for a bake sale .she does not want to spend more than $9 making the cookies. write and solve an inequality to find the maximum cost per dozen cookies.let c represents the maximum cost per dozen cookies.

*April 7, 2016*

**math**

a 4 -inc picture cube has pictures only on the front,back,and sides.what is the surface area of the cube that is covered by pictures?

*April 6, 2016*

**math**

Phil is making a number cube out of cardboard . He traces one face of the number cube onto a coordinate grid . The coordinates of two opposite vertices of the face are (4, 8) and (12, 16) . What is the surface area, in square units, of Phil’s entire number cube?

*March 26, 2016*

**math**

The coordinates of the vertices of a quadrilateral are given below . (2, 3) (8, 3) (8, 11) (11, 7) What is the area, in square units, of the quadrilateral?

*March 26, 2016*

**math**

write an expression that is equivalent (7+6) *(3+9) using the same digits and the same operations,

*March 16, 2016*

**math**

write an expression that is equivalent to (7+6)*(3+9)using the same digits and the same operations.

*March 16, 2016*

**science**

Dan wants to lift his car using a movable pulley system like the one shown in the picture. Using a movable pulley system will decrease the force needed to lift the car by increasing the A. total mass of Dan's body. B. strength contained in Dan's arms. C. total mass of...

*February 7, 2016*

**math**

you are mailing a birthday present to a friend.you have abox that has a length of 2 1/2 feet,aheight of 2 feet,and a width of 1 1/2 feet.the present has a volume of 3 cubic fet.what is the volume of th empty space in the box?

*January 13, 2016*

**math**

how many minutes will it take the car to travel 19 1/5 km?

*December 3, 2015*

**math**

(3.2b+0.8)+1.9b simplify the expression.explain each step what type of properties used

*December 2, 2015*

**math**

(3.2b+0.8)+1.9b simplify the expression.explain each step

*December 2, 2015*

**science**

As the moon revolves around the Earth, it also rotates on its axis. Why is it that the the same side of the moon is always visible from Earth?

*November 22, 2015*

**math**

explain how you can break apart arrays when you multiply by 3

*November 17, 2015*

**math**

a football coach divides 42 players into equal groups for a warm up drill.each group should have at least 5 players but no more than 8 players.what are the possible group sizes?

*September 22, 2015*

**MATH**

12/X=4 X= PLEASE SHOW WORK

*September 19, 2015*

**MATH**

X/1/3=1/2 X=

*September 19, 2015*

**MATH**

Plastic plates come in packs of 8, plastic utensils come in packs of 12, and plastic cups come in packs of 20. What are the least numbers of packs you should buy in order to have the same number of plates, utensils, and cups?

*September 19, 2015*

**math**

3/14 of rosebuds in a garden bloomed yesterdday and 2/5 of the remaining rosebuds bloomed today.66 rosebuds have not yet bloomed.how many rosebuds were there in total? how many rosebuds bloomed today?

*September 18, 2015*

**math**

Describe and correct the error in writing the factor pairs of 30. 30= 2*15 30=3*10 30=5*6

*September 9, 2015*

**math**

A friend is building a dog pen with an area of 150 square feet. Each side must be at least 5 feet long. a. List all possible dimensions of the dog pen. b. What is the maximum amount of fence required to build the dog pen? How much fence is required? c. What dimensions would ...

*September 9, 2015*

**math**

rewrite the improper fraction as a mixed number. 1364/93

*August 13, 2015*

**maths**

Frog jumps 3 m high and falls back 2 m. How many jumps does it come out of well.if frog is inside the 40m deep well

*April 24, 2015*

**math**

A fish tank is in the shape of a rectangular prism. The dimensions of the tank are shown in the picture below. 84 in. 24 in. 48 in. What is the volume of the tank in cubic feet?

*April 12, 2015*

**math**

Janet has 4} 9 gallon of paint. She uses 1} 8 of the paint she has to cover 3 canvases. She uses the same amount of paint to cover each canvas. What amount of paint does Janet use to cover each canvas?

*April 8, 2015*

**math**

Aubrey has a shelf full of books. • Exactly 1} 3 of the books on the shelf are mysteries. • Aubrey has read 10 of the mysteries on the shelf. • The number of mysteries Aubrey has read is greater than }1 5 of the number of mysteries on the shelf and less than }1 ...

*April 8, 2015*

**math**

Janet has 4 }9 gallon of paint. She uses 1 }8 of the paint she has to cover 3 canvases. She uses the same amount of paint to cover each canvas. What amount of paint does Janet use to cover each canvas?

*April 7, 2015*

**math**

Aubrey has a shelf full of books. • Exactly 1 }3 of the books on the shelf are mysteries. • Aubrey has read 10 of the mysteries on the shelf. • The number of mysteries Aubrey has read is greater than 1 }5 of the number of mysteries on the shelf and less than 1 }...

*April 7, 2015*

**math**

A number has an 8 in the hundredths place. The number also contains a digit whose value is 1 } 10 the value of the 8 in the hundredths place. Which could be the expanded form of the number?

*April 7, 2015*

**math**

12.5 is 125% of a number. Fine the number?

*April 3, 2015*

**math**

375Change 37.5% into lowest fraction I know 37.5/100 = 0.375 please help me

*April 3, 2015*

**math**

Which of the following fraction is greatest? 3 2 1 4 __ __ __ __ 7 5 4 9 please show me

*April 3, 2015*

**m ath**

2power of -2 how much

*April 3, 2015*

**math**

Sort these fractions in increasing order 1 5 7 3 __ __ __ __ 2 8 8 4

*April 3, 2015*

**math**

Brandon bought his car for $800 and sold it later for $1000 after a week. How much % profit did he make?

*April 3, 2015*

**math**

Which of the following fraction is smallest? 3 2 1 4 __ __ __ __ 7 3 9 11 show your work

*April 2, 2015*

**math**

show three ways to estimate 3/5 x 9 1/2.identify each method you use.

*February 3, 2015*

**math**

mr.flanders drives 1 2/3 miles to school and 1 2/3 miles home each day.he also drives an extra 2 2/7 miles to go to the gym.how many miles does he drive in one day?

*January 27, 2015*

**Social**

Ohio River,Delaware ,ssquehanna, james,savannah,st Lawrence river

*January 15, 2015*

**Social**

East coast map Activity.riverse can u help me social maps sites

*January 15, 2015*

**science fifthgrade**

FORCE AND MOTION. wHAT GOES INTO DESIGNING Vehicle? can u tell me any science sites

*January 15, 2015*

**math**

circle smallest fraction in each set. 4/7 3/8 2/3

*January 11, 2015*

**math**

number sense is 7/8 or 11/10 closer to 1 how did you decide?

*January 10, 2015*

**math**

Writing in Math To find the sum of 4/9 and 7/12, Mario rewrites the fractions as 8/36 and 21/36. His answer is 29/36. Is Marion right? If not, show his error and correct it.

*January 10, 2015*

**math**

delias family car weight 2 tons. how many ounces does the car weight?

*December 3, 2014*

**math**

36-9/{(0.24*5)+(0.66*5)}

*November 24, 2014*

**MATH**

{56.0/25}+1-100=

*November 24, 2014*

**social (fifth grade)**

none.no choice,no book

*November 7, 2014*

**social (fifth grade)**

another name for the deck boys on columbus's fourth voyage

*November 7, 2014*

**social**

Ship Columbus will use on his fourth voyage :La

*November 7, 2014*

**math**

Gloria talked on her cell phone for 320 minutes the first month, 243 minutes the second month, and 489 minutes the third month. Her payment package does not allow her to pay per minute; she can only buy groups of minutes. If she has to pay $25 for every 200 minutes, how much ...

*November 3, 2014*

**math**

Each can of paint will cover 450 tiles. Augustin is painting 300 tiles in his bathroom, 675 in his kitchen, and 100 in his hallway. How many cans of paint does he need to buy? 300+675+100\450=2 cans right

*November 3, 2014*

**math**

The sum of three different numbers is 18. If every number is a prime number, what are the three numbers? 11+5+2 is it correct

*November 3, 2014*

**math**

You earn $3 an hour as a waitress. After working 3 hours, you earn $12, $5, and $7 in tips. How much money did you earn in total? Explain how you found your answer.

*November 3, 2014*

**math**

For 9- complete the operation and explain why you placed the decimal point where you did. 9. 1.8*0.3=

*October 29, 2014*

**math**

in the given figure, l||m. then the value of x is

*October 24, 2014*

**math**

a poetry class won a $325 prize.the 13 students in the class share the prize equally.how many dollars,d,does each student receive?use the area model to help

*October 23, 2014*

**math**

a ream of paper contains 500 sheets how many reams are needed to type a manuscript of 6000 pages explain how you know

*October 23, 2014*

**math**

write a multiplication equation and a division equation that represent the model shown below.176 *16=d this is correct.how to write a division equation.

*October 23, 2014*

**math**

write a multiplication equation and a division equation that represent the model shown below.176 16=d

*October 23, 2014*

**math**

write a real world problem that you can solve by writing an equation.the answer to the problem must be 6.

*October 8, 2014*

**math**

writing to explain write a story problem using ten $100 bills,nine$10 bills,and twenty $1 bills.

*October 7, 2014*

**math**

Player B's longest home run distance is 500 ft. There are 5,280 ft in 1 mi.How many home runs would Player B need to hit at his longest distance for the total to be greater than 1 mi?

*September 24, 2014*

**math**

Player A's longest home run distance is 484 ft.if player A hits 45 home runs at his longest distance,what would the total distance be ?

*September 24, 2014*

**math**

In class of 24 students, 13 students sold over 150 raffle tikets each, and the rest of the class sold about 60 tikets each. the class goal was to sell 2,000 tikets. did they rach their goal?

*September 24, 2014*

**math**

find the product of 27*60.then explain how you would use mental math to find the product of 27*600.

*September 22, 2014*

**math**

give three numbers whose product is about 9000

*September 22, 2014*

**math**

writing to explain explain how to subtract 7.6 from 20.39

*September 11, 2014*

**math**

writing to explain explain why it is important to line up decimal numbers by their place value when you add or subtract them.

*September 10, 2014*

**chemistry**

Use chemical formulas to generate the stoichiometric factor needed to express the results of a gravimetric analysis in terms of the substance on the left if the weighting form is the substance on the right: Sought Weighted I Mg Mg2P2O7 II UO2 U3O6

*September 9, 2014*

**chemistry**

Calculate the solubility of barium iodate in a solution that results when 100 ml of 0.014 M barium chloride are mixed with 100 ml of 0.03 M potassium iodate.

*September 9, 2014*

**chemistry**

What is the minimum silver ion concentration required to initiate the precipitate of silver bromate from 0.01 M potassium bromate

*September 9, 2014*

**English**

Foreshadowing A TECHNIQUE AUTHORS USES TO GIVE AN INDICATION OR WARNING OF AN EVENT TO COME.

*August 27, 2014*

**English**

Explain how the en's scheme backfired? The Ransom of Red Chief

*August 27, 2014*

**MATH**

0.600 of the students are in sports. if there are 1000 kids in school, how many participate in a school sport? A-6000 B-600 C-60 or D-6

*August 26, 2014*

**please help**

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me .can u send me links.Tennese state.that links is not working.can u send me another links

*October 6, 2012*

**that link is not working**

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me .can u send me links.Tennese state

*October 5, 2012*

**science**

Hi, create one of the following weather instrument:we would like anemometer.please tell me which one is the best

*October 5, 2012*

**elementery**

Hi, create one of the following weather instrument:we would like anemometer.please tell me which one is the best

*October 5, 2012*

**elementery**

ya.your gessing so correct. thanku so much

*October 5, 2012*

**elementery**

HI, MY dughter is studying 3rd grade.how to prepare Tsat test in math,english.can u tell me any links

*October 5, 2012*

**social(please help)**

Hi, I don't wont home made clay.we would like to use play-doh.how to use social study with play-doh.create a model of one of the following LANDFORMS OR BODIES OF WATER :PENINSULA,MESA OR PLATEAU,MONTAIN,VALLEY,VOLCANO,LAKE,RIVER,OR ISLAND

*October 5, 2012*

**SCIENCE**

THANK U SO MUCH

*October 3, 2012*

**SCIENCE**

CREATE ONE OF THE FOLLOWING WEATHER INSTRUMENTS:THERMOMETER,BAROMETER,ANEMOMETER,WEATHER VANE,OR RAIN GAUGE.

*October 3, 2012*

**social**

Hi, I don't wont home made clay.we would like to use play-doh.how to use social study with play-doh.create a model of one of the following LANDFORMS OR BODIES OF WATER :PENINSULA,MESA OR PLATEAU,MONTAIN,VALLEY,VOLCANO,LAKE,RIVER,OR ISLAND

*October 3, 2012*

**social**

I DON'T NO HOW TO WORK.CAN U SEND ME THE BEST THINGS.LIKE MAIL OR PHONE

*October 3, 2012*

**social**

create a model of one of the following LANDFORMS OR BODIES OF WATER :PENINSULA,MESA OR PLATEAU,MONTAIN,VALLEY,VOLCANO,LAKE,RIVER,OR ISLAND

*October 3, 2012*

**Birthday**

FEW SENTENCES ABOUT MY BIRTH DAY

*July 20, 2012*

**MBA**

Analyze the following portfolios performance using Jensen index, Treynor index and Sharpe index versus the market: Observed Rate of Return Beta (β) Residual Variance Magic fund 15% 1.5 0.02 Shanti fund 10% 0.5 0.00 Risk-free rate of interest is 50%, return on the market ...

*September 29, 2011*

**geometry**

In triangle ABC, A (o,o) , <BAC = 30 degree , AC =2 and midpoint of segment AB is (4,0) and if B is on the x axis, find the centroid of triangle ABC

*June 20, 2011*

**English**

Which one of the sentences below be correct if I'm talking about more than one of the southern colonies? a)The southern colonie's economy was based on agriculture. b)The southern colonies' economy was based on agriculture.

*February 13, 2011*

**Math**

Thanks.

*September 29, 2010*

**Math**

Hello, what's the next number in 2,4,12,32.... ? is it 72 then 256?

*September 29, 2010*

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