Monday

August 29, 2016
Number of results: 8,302

**Statistics**

Sammy and Sally each carry a bag containing a banana, a chocolate bar, and a licorice stick. Simultaneously, they take out a single food item and consume it. The possible pairs of food items that Sally and Sammy consumed are as follows. chocolate bar - chocolate bar licorice ...
*April 13, 2015 by Scott*

**Math**

Erika eat 1/3 of a chocolate bar and gave the remaining 2/3 of the chocolate bar to her 8 friends to share equally. How much chocolate bar will each friend get?
*January 21, 2013 by Cherl*

**math**

sophie ruth is eating a 50 gram chocolate bar which is labled 30 % cocoa how many grams of chocolate are in the chocolate bar
*February 18, 2014 by ashley*

**Math**

1. A chocolate bar is made up of 12 equal pieces.Tom ate 3/4 of a chocolate bar. Sarah ate 2/3 of the same kind of chocolate bar. Tom said he ate more chocolate than Sarah. Is he correct?
*January 30, 2012 by Jayda*

**Math**

To promote the launch of a new Cadbury's chocolate bar, they are offering a ''buy four, get one free,'' deal. If each chocolate bar costs thirty cents, how much would ten chocolate bars cost?
*February 11, 2016 by Sidney*

**math**

Amy, Beth , Gretchen and Deb each had a 2 large chocolate bars. Each chocolate bar was the same size. Here is what each girl ate: Amy :8/6 of her chocolate bars Beth : 1 1/6 of her chocolate bar Katie: 9/6 of her chocolate bars Gretchen: 1 5/6 of her chocolate bars Deb: 1 3/6 ...
*January 19, 2016 by Ambie*

**WRITING(CHOCOLATE BAR)**

our goal is to pick a candy. My candy i picked was Mars Bar. The teacher told us to make 3 claims of our chocolate and then beside those 3 claims we have to write 3 evidences. The 3 evidences are the things im having trouble on. I have my 3 claims already but i dont have any ...
*February 8, 2011 by Monica*

**TO MS. SUE Writing (CHOCOLATE BAR)**

FOR THE CARAMEL, ARUSHI, TOLD ME THAT CHOCOLATE AND CARAMEL MAKE A GTEAT COMBO. IS THAT OK WITH U?
*February 8, 2011 by Monica*

**Probability**

Could someone please check this and let me know if I'm doing it correctly? Sammy and Sally each carry a bag containing banana, chocolate bar, and a licorice stick. Simutaneously, they take out a single good item and consume it. The possible food items that Sally and Sammy ...
*October 28, 2006 by Mary*

**managerial economics**

Robert E. Lee Grade School is contemplating a chocolate bar fund raiser. Weekly sales data from Mrs. Grant's fifth grade class indicate that: Q = 4,000 - 1,000P where Q is chocolate bar sales and P is price. i) How many chocolate bars could be sold at RM2 each? ii) iii) What ...
*May 5, 2010 by genise*

**Math**

Jack divided his chocolate bar into 6 equal pieces. He gave 2 piece to Tristan and 1 piece to Emilio Which expression can be used to find the fraction of Jack's chocolate bar that he gave away A.1/2+1/3 B.1/3+1/6 C.1+(1/3+1/6) D.6-(1/3+1/6) D?
*November 8, 2012 by Jerald*

**math**

The average number of calories in a 1.5 ounce chocolate bar is 225. Suppose that the distribution of calories is approximately normal with standard deviation =10. Find the probability that a randomly selected chocolate bar will have a) Between 200 and 220 calories b) Less than...
*April 10, 2013 by Kath*

**math**

The cost of a X chocolate bar is $3.50. The cost of a similar Y bar is $3.20. (a) Find the percentage saving in buying a Y bar instead of the X bar. (b) Find the percentage loss in buying a X bar instead of the Y bar. Please help...........
*February 7, 2012 by running.from.myself*

**MATH**

chris buys a chocolate bar and a pack of gum for 1.75 if the chocolate bar costs .25 more than the pack of gum how much does the pack of gum costs?
*July 13, 2009 by christina*

**economics**

If the government imposes a quantity tax on the consumption of a good, it means that the consumer has to pay for each unit of the good its price plus the tax. For example, if the price of a chocolate bar is $5 and the government imposes a tax of 20 cents on the consumption of ...
*February 2, 2013 by raina*

**English**

1. Oh, it¡¯s on aisle 6, next to the coffee. 2. Oh, it¡¯s in aisle 6, next to the coffee. 3. Where can I find a dark chocolate bar? It's in Aisle 3. 4. Where can I find a dark chocolate bar? It's on Aisle 3. (Do we have to use 'in' or 'on' before 'Aisle'? Are both OK? Which ...
*November 30, 2011 by rfvv*

**Math Probability**

a bag of hershey miniatures candies contain 18 milk chocolates, 9 Mr.good bars, 9 krackel bars and 8 hershey dark chocolate. if a candy is chosen at random, find the probability that it is A) A krackel or a Dark chocolate B)Not a milk Chocolate bar?
*April 16, 2012 by Antonio*

**college stats **

I am having a lot of trouble with these questions can anyone help me please. 2. On September 2, 2004, a Dan Jones poll based on a random sample of 408 Salt Lake County residents reported that 26% of the respondents thought that Mayor Nancy Workman should resign. Find a 95% ...
*July 12, 2013 by penelope*

**math**

Sandra wants to buy some chocolates as a gift to her friend . Each bar of chocolate is worth Php. 75.00 Question : a.Write the equation . b.What is the constant of variation ? c.How much did she pay if she buy 7 bar of chocolates ?
*August 25, 2015 by kevin*

**physics**

if theta is the angle between unit vectors A bar and B bar, then (1-A bar.B bar)/(1 plus A bar.B bar) is equal to
*July 9, 2014 by raghavendra*

**math**

Which equation matches the following description?James loves making smores when he goes camping with his family.He puts half a chocolate bar on every smore.The number of chocolate bars,c,James needs is dependent on the number of smores,s,he wants to make. c=2s c=1/2s S=2c s=1/2c
*May 11, 2016 by John *

**Vector , physics**

In a regular hexagon ABCDEF prove that AB bar+AC bar +AD bar+AE bar+AF bar =6AO bar
*August 11, 2016 by Sindhuja *

**math/algebra**

Sally bought three chocolate bars and a pack of gum and paid $1.75. jake bought two chocolate bars and four packs of gum and paid $2.00. Find the cost of a chocolate bar nad the cost of a pack of gum. 3C + 1G= 1.75 2C + 4G=2.00 solve. I know that i have to eliminate the c's or...
*June 10, 2007 by Diana*

**Economics**

Could someone please help me to asnwer these tw economics questions? The following table shows the marginal benefits (MB) of consuming chocolate bars. Chocolate Bars (unit) 1 2 3 4 5 MB $10 $8 $6 $4 $2 Suppose that the market price of chocolate bars is $7 per unit and you ...
*February 6, 2014 by Kaunis*

**Math**

Amy baked some chocolate and vanilla muffins. She gave away 3/5 of the chocolate muffins and 1/7 of the vanilla muffins. She gave exactly half of the total number of muffins. In the end, she was left with 24 more chocolate muffins than vanilla muffins. How many chocolate ...
*May 23, 2016 by Shermaine*

**6th grade math**

A chocolate bar is separated into several equal pieces. If one person eats 1/4 of the pieces, and a second person eats 1/2 of the remaining pieces, there are six pieces left over. Into how many pieces was the original bar divided?
*August 27, 2009 by joey*

**chocolate**

Does anybody know where I can find Willy Wonka Chocolate Bars? I've never seen it in any of the local grocery stores, I've only seen willy wonka nerds and other fruit candies. Never chocolate. I thought maybe I should look in the mall, But I looked in the mall directory and ...
*November 22, 2009 by y912f*

**Physics**

A bar of aluminum (bar A) is in thermal contact with a bar of iron (bar B) of the same length and area. One end of the compound bar is maintained at Th = 75.5°C while the opposite end is at 30.0°C. Find the temperature at the junction when the energy flow reaches a steady state.
*November 27, 2010 by Chelsea*

**physics**

Hello everyone, I need help with this question: A bartender slides a glass of beer down a bar with an initial velocity of 2m/s. The coefficient of kinetic friction of the bar is 0.05 and the length of the bar is 3m and the height of the bar is 1m. The mas 0.5kg. How far from ...
*September 4, 2012 by Leo*

**English please help thanks**

1.Identify the complete sentence. A.Chocolate milk, chocolate fudge, ice cream, and candy. b.The average American nearly twelve pounds of chocolate each year. C.The scientific name for chocolate is Theobrina cacao. D.Loosely translated to "the food of the gods." 2.Identify the...
*September 24, 2015 by countryboy15*

**Math**

A waffle cone has a width of 7.6 cm and height of 15.2cm and a chocolate coating that is 2mm thick. What is the volume of the chocolate coating? How many of these cones if they were filled up to the brim would be needed for 400 gallons of ice cream given 2 gallons is 0.01m^3? ...
*February 14, 2011 by CJ*

**english**

Thank you for using the Jiskha Homework Help Forum. Doing this research, I learned that white chocolate is not really chocolate! But, I prefer it anyway, even though dark chocolate is best for the immune system. i need a good lead for a paragraph about white chocolate versus ...
*May 22, 2007 by SraJMcGin*

**math**

30 chocolates in a bowl. 12 are dark chocolate, 8 are white chocolate and 10 are coffee. what is the chance of getting a coffee chocolate?
*November 5, 2015 by jen*

**Math**

Sandra baked 2 dozen cupcakes. She frosted one half with pink icing. One eighth she covered with yellow icing. The rest were chocolate. How many cupcakes were chocolate? How did you get the answer 24/2=12 pink 24/8=3 yellow 3+12=15 24-15=9 chocolate 9 chocolate
*April 30, 2007 by Shannon*

**Calculus**

A cup of hot chocolate has temperature 80 C in a room kept at 20 C.? After a half hour the hot chocolate cools to 60 C. a) what is the temperature of the hot chocolate after another half hour? b) when will the chocolate have cooled to 40 C? I think I know how to do b, I'm ...
*October 10, 2013 by Ezra *

**Statistics**

True or False Questions. Statistics' students of a class of Lyceum want to calculate the average number of chocolate pieces in a standard package of biscuits SANTAS. They choose a random sample of biscuits, measure chocolate pieces in each cookie and calculate the 95% ...
*July 26, 2013 by Andrew*

**Statistics**

True or False. Help please! Statistics' students of a class of Lyceum want to calculate the average number of chocolate pieces in a standard package of biscuits SANTAS. They choose a random sample of biscuits, measure chocolate pieces in each cookie and calculate the 95% ...
*July 28, 2013 by Andrew*

**physics**

a uniform bar of mass is supported by support pivoted at top about which bar can swing like simple pendulum. If force F is applied perpendicular to lower end of the bar.How big F must be in order to held the bar in equilibrium.
*January 16, 2011 by bharat narke*

**physics **

The drawing shows a 156-kg crate hanging from the end of a steel bar (S = 8.1 x 1010 N/m2). The length of the bar is 0.117 m, and its cross-sectional area is 7.44 x 10-4 m2. Neglect the weight of the bar itself and determine (a) the shear stress on the bar and (b) the vertical...
*November 12, 2014 by S*

**Math**

{Hello everyone i'm back}:) I have a problem..: Kevin has 5 containers of chocolate. The first container has 110 peices of chocolate, the third container has twice as many peices of chocolate as the second container and the fourth container has half as many peices as the first...
*December 2, 2010 by Sherkyra8456*

**physics **

bar subjected to gravity load (two segments) the bar in the fig has constant cross sectional area A .the top half of the bar is made of material with mass density and youngs module, the bottom half of the bar made of density and young module total length of bar is 2 when bar ...
*May 1, 2013 by mehwish*

**physics **

bar subjected to gravity load (two segments) the bar in the fig has constant cross sectional area A .the top half of the bar is made of material with mass density and youngs module, the bottom half of the bar made of density and young module total length of bar is 2 when bar ...
*May 1, 2013 by mehwish*

**physics **

bar subjected to gravity load (two segments) the bar in the fig has constant cross sectional area A .the top half of the bar is made of material with mass density and youngs module, the bottom half of the bar made of density and young module total length of bar is 2 when bar ...
*May 1, 2013 by mehwish*

**Math**

Mary has 2/3 cup of chocolate chips. A cookie recipe calls for 1/2 cup of chocolate chips per batch. How many batches can bury make using all of her chocolate chips? Show your work and
*April 14, 2016 by Anonymous*

**Physics**

A 60-cm-long, 500 g bar rotates in a horizontal plane on an axle that passes through the center of the bar. Compressed air is fed in through the axle, passes through a small hole down the length of the bar, and escapes as air jets from holes at the ends of the bar. The jets ...
*November 30, 2009 by Zach*

**math**

a box of munchkins contains chocolate and glazed donut holes. if Gloria ate 2 chocolate , then 1/11 of the remianing munchkins would be chocolate. if she added 4 glazed to the box, 1/7 of the box would chocolate. how many munchkins are in the original box?
*September 28, 2011 by j*

**Physics**

Tapered bar with end load The small tapered bar BC has length L=0.1 m and is made of a homogeneous material with Young’s modulus E=10 GPa. The cross sectional area of the bar is slowly varying between A0=160 mm^2 (at B) and A0/2 (at C), as described by the function: A(x)=A0/(1...
*April 30, 2013 by helpless*

**Statistics**

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 1264 chips and a standard deviation of 116 chips. (a) Determine the 28th percentile for the number of chocolate chips in a bag. (b) Determine the number of ...
*June 30, 2015 by Amanda*

**Statistics**

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 1264 chips and a standard deviation of 116 chips. (a) Determine the 28th percentile for the number of chocolate chips in a bag. (b) Determine the number of ...
*June 30, 2015 by Amanda*

**Finite Math**

Can someone help me out with this! Thank you in advance :) Frank’s Fruit Stand sells fresh fruit as well as fruit dipped in chocolate and covered with chopped almonds. Each dipped banana requires 6 grams of chocolate and 3 grams of almonds to coat. It takes 6 grams of ...
*June 17, 2015 by Katy*

**English**

Does this poem make sense? Chocolate This is my weakness I must confess The smell of chocolate is so sweet It is so good and a wonderful delight My one and only friend late at night Here to satisfy all my needs and wants Without I don’t know what I would do Chocolate is my one...
*June 18, 2011 by Sheila*

**solid mensuration**

A cylindrical mug of hot chocolate measures 9.2 cm in diameter and has a height of 12.6 cm. The top 2.5 cm of the mug is filled with whipped cream; the rest is hot chocolate. Rounding to the nearest mL, how much hot chocolate is in the mug? (1 cubic centimeter = 1 liter)
*May 11, 2013 by Anonymous*

**English**

1. Eli shared his chocolate with the other kids. ===================== Does this sentence mean #2 or #3? Did he or the others eat chocholate? 2. Eli just gave some chocolate to the other kids. 3. Eli gave some chocolate to the other kids and ate chocolate together with them
*July 13, 2016 by rfvv*

**Physics**

65 kg pole vaulter running at 10.2 m/s vaults over the bar. if height of bar was set at 4.96 m how fast was he moving as he cleared the bar
*December 18, 2014 by Anonymous*

**PHYSICS**

There's a bar with length of 6.49m and mass of 5.45kg leaning against a frictionless wall. It makes an angle of 66.08 deg with the ground. A block with mass of 44.98 kg hangs from bar at distance d up from point of contact between bar and floor. The frictional force (us=.371) ...
*October 24, 2007 by Alie*

**Maths**

In a box of chocolates, •one-fifth are plain chocolate •one-sixth are white chocolate •the other 38 are milk chocolate. How many chocolates are there in the box?
*July 16, 2016 by Amy*

**Math**

A supermarket baker is making chocolate chip cookies. She has 6 pounds of chocolate chips. She needs 3/4 of a pound to make one tray of cookies. How many trays of chocolate chip cookies can she make?
*February 24, 2016 by Chis*

**Math**

Ali went to the supermarket to buy 3 sweets and 8 bars of chocolate. He paid $29. If 8 sweets and 3 bars of chocolate cost $15, find the average cost of 2 sets and 2 bars of chocolate.
*July 8, 2016 by William*

**health**

yesterday, when i ate chocolate cereal dry, it taste good, but when I ate the chocolate cereal with milk, after me and my sister finished the cereal, our stomach started to hurt. the chocolate cereal brand is KRAVE. its a new brand.
*April 30, 2012 by Celest*

**Math**

A box containing Munchkins contains chocolate and glazed donut holes. If Gloria ate 2 chocolate Munchkins, then 1/11 of the remaining Munchkins would be chocolate. If Gloria added 4 glazed Munchkins to the box, 1/7 of the Munchkins would be chocolate. How many Munchkins are in...
*May 23, 2011 by Joe*

**math**

A box containing Munchkins contains chocolate and glazed donut holes. If Gloria ate 2 chocolate Munchkins, then 1/11 of the remaining Munchkins would be chocolate. If Gloria added 4 glazed Munchkins to the box, 1/7 of the Munchkins would be chocolate. How many Munchkins are in...
*May 23, 2011 by Joe*

**Spanish**

Im trying to say chocolate covered strawberries, would it be el chocolate fresas?
*March 5, 2008 by Emily*

**math**

Six people shares 3/4kg of chocolate equally. How much chocolate does each person get?
*December 3, 2013 by Danny*

**math**

draw a diagram of this statement. three fifths of the baker 60 cookies were chocolate cookies (a) how many of the baker cookies were chocolate? (b) what percent of the bakers cookies were not chocolate cookies
*January 7, 2013 by jasmine*

**Math **

A recipe calls for 2/3 cups chocolate but I'm only making a fourth of the batch how much chocolate what I need
*October 8, 2015 by Marissa*

**Math**

Susan owns a chocolate store. She sells her chocolate by the gram and needs to compare the weights of two chocolate batches. She randomly selects 100 pieces from each batch. The distrubition of both samples are normal. Batch 1 - (Mean Weight) 56 grams Standard Deviation - 6 ...
*March 30, 2013 by Caroline*

**Physics**

On a frictionless table, a glob of clay of mass 0.54 kg strikes a bar of mass 1.24 kg perpendicularly at a point 0.27 m from the center of the bar and sticks to it. 1. If the bar is 1.02 m long and the clay is moving at 6.3 m/s before striking the bar, what is the final speed ...
*February 12, 2014 by Neomi*

**science**

1. When you hold a piece of chocolate in your hand, why does the chocolate melt? 2. Which is a larger unit of heat: calorie, kilocalorie, Btu, or joule?
*February 7, 2013 by alex*

**Math**

It takes Andy and Ben the same amount of time to eat 1 large piece of chocolate. It takes Charlotte 3 more mins than Andy and Ben to eat the same piece of chocolate. One day, Andy, Charlotte and Ben share 2 pieces of chocolate among them. It takes them 5 mins to eat 2 pieces ...
*December 2, 2012 by Tracy*

**Math Help**

It takes Andy and Ben the same amount of time to eat 1 large piece of chocolate. It takes Charlotte 3 more mins than Andy and Ben to eat the same piece of chocolate. One day, Andy, Charlotte and Ben share 2 pieces of chocolate among them. It takes them 5 mins to eat 2 pieces ...
*December 2, 2012 by Tracy*

**Calculus I**

A tank in the shape of an inverted right circular cone has height $ 10$ meters and radius $ 8$ meters. It is filled with $ 6$ meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. Note: the density of hot ...
*February 14, 2008 by Jeff*

**Calculus (math)**

A tank in the shape of an inverted right circular cone has height 7 meters and radius 4 meters. It is filled with 5 meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. The density of hot chocolate is δ=...
*December 14, 2014 by Help!!*

**vector mechanics- dynamics**

The slender bar AB weights 8 kg and moves in the xy plane, with its ends constrained to follow the smooth horizontal and vertical guides as shown in Figure Qi. By assuming the bar AB is initially at rest; a) Calculate the angular acceleration of the bar. b) Determine the new ...
*October 14, 2014 by Farah*

**math**

Hazel is making chocolate milk. She added 1/4 cup chocolate syrup to 2/3 cup milk.How much chocolate milk did Hazel make?
*February 23, 2016 by Maya*

**Physics**

A "Bus" bar is in the form of a slab of copper 2meters long, 1cm wide, and 10 cm thick. a) What is the resistance of the bar at 0 degrees celcius? b) What potential difference is needed to push 5000 amps through the bar?
*May 16, 2010 by Tristan *

**Mechanics _ physics**

A uniform bar 1m long is pivoted at the centre has a mass of 3kg. It is acted upon by a conquer which cause to possess an angular acceleration of 6rad/sec^2; calculate a. The moment of inertia of the bar b. The torque on the bar
*February 14, 2013 by Precious*

**Physics**

A 5.80 kg ball is dropped from a height of 14.5 m above one end of a uniform bar that pivots at its center. The bar has mass 9.00 kg and is 6.40 m in length. At the other end of the bar sits another 5.30 kg ball, unattached to the bar. The dropped ball sticks to the bar after ...
*April 5, 2012 by Joe*

**probabilty**

Smitty's Bar and Grill has brand name recognition of 61% around the world. Assuming we randomly select 2 people. The assumptions of a Bernoulli process are met. What is the probability a)exacatly 5 of the 12 recognize the name of Smitty's Bar and Grill? b)5 or fewer recognize ...
*September 23, 2011 by dee*

**thermodinamics**

2. A sample of an ideal gas underwent an expansion against a constant external pressure of 1.0 bar from 1.0 m3, 20.0 bar, and 273 K to 100.0 m3, 1.0 bar, and 273 K. What is the work done by the system on the surroundings
*February 28, 2014 by dhaval*

**Chemistry**

At 25 °C, the equilibrium partial pressures for the following reaction were found to be PA = 4.10 bar, PB = 5.60 bar, PC = 1.20 bar, and PD = 9.70 bar. 2A(g)+2B(g)-->C(g)+ 3D(g) What is the standard change in Gibbs free energy of this reaction at 25 °C. I don't really get ...
*April 25, 2014 by Alexis*

**physics**

A 42-kg pole vaulter running at 14 m/s vaults over the bar. Her speed when she is above the bar is 1.7 m/s. Neglect air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar.
*October 12, 2011 by ben*

**physics**

A 52-kg pole vaulter running at 12 m/s vaults over the bar. Her speed when she is above the bar is 0.7 m/s. Neglect air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar.
*October 12, 2012 by monic*

**Physical Chemistry**

Take 3.00 mol of an ideal gas at Pi=25.0 bar, Vi=4.50L, and expand it isothermally. Calculate the work done in two different processes. a. Reversible expansion at Pf=4.50 bar b. Irreversible expansion at Pext=4.50 bar
*September 4, 2012 by Sarah Kennedy*

**physics**

A uniform bar of length 12 m and mass 3 kg is attached to a wall with a hinge that exerts a horizontal force Hx and a vertiscal force Hy on the bar. The bar is held by a cord that makes a 90 degree angle with respect to bar and 43 degrees with respect to wall. What is the ...
*January 5, 2010 by Ashley*

**physics**

A nonuniform, horizontal bar of mass 3.43 kg is supported by two massless wires against gravity. The left wire makes an angle 21.9 degrees, with the horizontal, and the right wire makes an angle 61.8 degrees. The bar has length 1.04 m. A) Find the position of the center of ...
*November 26, 2010 by hii*

**math**

S = {Chocolate, Vanilla, Mint} 11) ____D_ A) {Vanilla, Mint}, {Chocolate, Mint}, {Chocolate, Vanilla}, {Chocolate}, {Vanilla}, {Mint} B) {Chocolate, Vanilla, Mint}, {Vanilla, Mint}, {Chocolate, Mint}, {Chocolate, Vanilla}, {Chocolate}, {Vanilla}, {Mint} C) {Chocolate, Vanilla...
*February 20, 2011 by cassie*

**Physics**

A uniform bar of iron is supported by a lon, uniform Hooke's Law spring. The spring is cut in half exactly and the two pieces are used to support the same bar. If the whole spring is stretched by 4 cm in the first bar (that is not cut in half) how much would each spring ...
*July 20, 2011 by Capreeca*

**Math**

Carlos had 7 cups of chocolate chips. He used 1 2/3 cups to make a chocolate sauce and 3 1/3 cups to make cookies. How many cups of chocolate chips does Carlos have now?
*November 2, 2012 by Shion*

**Math**

Mrs.dude is buying 2 pounds of chocolate for $7.50 . Write an expression to find the cost of 4.5 pounds of chocolate
*April 5, 2011 by John*

**Physics**

A bar of gold is in thermal contact with a bar of silver of the same length and area. One end of the compound bar is maintained at 80.0°C while the opposite end is at 30.0°C. When the energy transfer reaches steady state, what is the temperature at the junction?
*January 30, 2014 by Brody*

**Math**

John bought 2 pounds of chocolate for $7.50. Write expression to find the cost of 3.5 pounds of chocolate?
*April 4, 2011 by Haley*

**PHYSICS**

A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and it is grasped at the end, and the box is located at the opposite end, the fulcrum, with its center of gravity at a distance of 0.5 m from the fulcrum...
*March 6, 2011 by DMITRIC*

**PHYSICS**

A box is lifted with a pry bar, by slipping the bar under the box and lifting up on the bar. If the pry bar is 2m in length and it is grasped at the end, and the box is located at the opposite end, the fulcrum, with its center of gravity at a distance of 0.5 m from the ...
*March 7, 2011 by CHRIST*

**Physics**

A uniform bar length of 2.0m and weight 1000 N has its center of gravity at its center. The bar is pivoted 0.5m from the right, and supports a weight of 200N on the opposite end (left end). What is the weight needed at right end of the bar to balance the bar?
*April 11, 2014 by Erin*

**physics**

Suppose we wish to use a 4.0 m iron bar to lift a heavy object by using it as a lever. If we place the pivot point at a distance of 0.5 m from the end of the bar that is in contact with the load and we can exert a downward force of 640 N on the other end of the bar, find the ...
*November 16, 2014 by lol*

**physics**

a 10.0m long bar is attached by a frictionless hing to a wall and held horizontally by a rope that makes an angle of 53 deg with the bar the bar is uniform and weights 39.9 N. how far from the hinge should a 10.0kg mass be suspended for the tension T in the rope to be 125 N
*November 3, 2014 by Mike*

**physic**

The bar in the figure has constant cross sectional area A . The top half of the bar is made of material 1 with mass density ro1 , and Young’s modulus E1 . The bottom half of the bar is made of material 2 with density ro2 and Young’s modulus E2=2E1 . The total ...
*May 1, 2013 by asas*

**math - linear programming**

A candy company makes a chocolate nut mix and and a chocolate fruit mix. The nut mix uses 2 pounds of chocolate, 2 pounds of nuts and no fruit. The fruit mix uses 4 pounds of chocolate,no nuts and 2 pounds of fruit. The nut mix brings in $7 profit and the fruit mix brings in $...
*November 16, 2015 by Ryan*

**Physics**

A small 0.13 g bug stands at one end of a thin uniform bar that is initially at rest on a smooth horizontal table. The other end of the bar pivots about a nail driven into the table and can rotate freely, without friction. The bar has mass 0.3 g and is 2.49 cm in length. The ...
*March 14, 2016 by Desperate Student*

**Physics**

A 51.8 kg pole vaulter running at 11.5 m/s vaults over the bar. Her speed when she is over the bar is 1.26 m/s. Neglect air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar
*March 10, 2013 by Anonymous*