Friday

May 29, 2015

May 29, 2015

Total # Posts: 1,426

**science**

Earth's diamter is about 13,000 kilometers. If a globe has a diameter of 0.5 meter, write the globes scale as a ratio. What distance on earth would 1 centimeter on the golbe repersent?
*February 20, 2011*

**science/maps**

Thank you so Much!!
*February 20, 2011*

**science/maps**

Im getting the 1 meter interval is closer
*February 20, 2011*

**science/maps**

I think both intervals are right cause contour lines are the same..Am I right?
*February 20, 2011*

**science/maps**

Which would be more likely to show a shallow, 1.5 meter deep depression in the ground? a. 1 meter countour invterval or b. 5 meter countour interval
*February 20, 2011*

**science/maps**

thank you
*February 20, 2011*

**science/maps**

Could contour lines on a map ever cross? Explain please
*February 20, 2011*

**science**

It can be in both hemispheres then?
*February 20, 2011*

**science**

thank you
*February 20, 2011*

**science**

The South Island of New Zealand lies at about 170 degrees East. What hemisphere is it in?
*February 20, 2011*

**science/maps**

On a topographic map, how would you show a hill with an elevation of 80 feet if the contour interval is 10 feet?
*February 17, 2011*

**science/maps**

Can a contour line on a topographic map connect a point with an elevation of 100 feet to a point with an elevation of 110 feet? Explain why or why not.
*February 17, 2011*

**math**

a car drives around a circular track 3 times if the track has a radius of 0.5 miles , how far did the car travel in total?
*February 17, 2011*

**math**

Thank you so much
*February 16, 2011*

**math**

the ratio of an executives expenses to income is 5 to 8. What are the executives expenses of a month when the income is $9,800?
*February 16, 2011*

**math**

thank you
*February 15, 2011*

**math**

A model train is built using the scale 1:60. The actual length of the dining car is 2,100cm. Find the length of the dining car of the model train.
*February 15, 2011*

**math**

Thank you
*February 15, 2011*

**math**

is that 52 divided by 5 or times 5 please.
*February 15, 2011*

**math**

a train traveled for 5 hours at a rate of 52 miles per hour..How far did the train travel?
*February 15, 2011*

**math**

write each ratio in simplest form... 224/480 42:68 500 to 125
*February 15, 2011*

**managerial economic**

Where might I find the answer to the following: US cigarette makers face enormous punitve damage penalties after a series of class action lawsuits. In spite of these the cigarette makers were able to avoid bankruptcy. I need to explain why and how using elasticity, supply, ...
*February 15, 2011*

**managerial economics**

Thank you Ms. Sue
*February 15, 2011*

**managerial economics**

Discussing employee benefits, using the consumer behavior theory. Question is how do you think flexible benefit packages affect an employee's preference between higher wages and more benfits?
*February 15, 2011*

**math**

thank you
*February 14, 2011*

**math**

write each ratio in simplest form 3.5 to 0.5
*February 14, 2011*

**math**

ok thank you
*February 14, 2011*

**math**

If a scale on a map is 2.5 cm to 30 miles..if two cities are 8 cm apart on the map what is the actual distance between the 2 cities? I have 96 miles but not sure if that is right.
*February 14, 2011*

**chemistry**

determine the molarity of a 18 ml sample of HCl solution that is required to prepare 30 ml of 2.3 M HCl solution?
*February 11, 2011*

**math**

ok thank you
*February 10, 2011*

**math**

a squirrel runs 12 mph how far can it go in 5 minutes?
*February 10, 2011*

**math**

if a cheetah runs 64 mph how far can it run in 15 minutes?
*February 10, 2011*

**geometry**

If a triangle has angle measures 15, 120 and 45, and the length of the side between the 15 and 120 angles is 8, what is the area of the triangle?
*February 10, 2011*

**chemistry**

vinegar is made by adding 33 g of acetic acid to 625 if water what is the percent by mass of acetic acid in this solution of vinigar
*February 8, 2011*

**mathematics**

train L - 3hrs and 12min train M - 2hrs and 48 min
*February 8, 2011*

**math**

Thank you so much
*February 7, 2011*

**math**

on a map with a scale of 2 cm = 25 km, what would be the dimension of a 145 km by 80 km rectangle?
*February 7, 2011*

**math**

Thank You Ms. Sue
*February 7, 2011*

**math**

If it takes a person to walk 30 minutes in 3 miles..how many minutes would it take a person who walks 3.5 miles be?
*February 7, 2011*

**math**

Thank you Ms.Sue
*February 7, 2011*

**math**

if a scale on a map is 1 in. = 250 miles, what would be the map distance if the actual distance between two cities is 1,000 miles?
*February 7, 2011*

**math**

on a map with scale 2 cm:25km, what would be the dimensions of a 145 km by 80 km rectangle?
*February 7, 2011*

**College Math**

row reduced form
*February 5, 2011*

**College Math**

Given the initial augmented matrix 1 -1 0 2 3 -2 -2 3 -2 2 1 -3 RREF?
*February 5, 2011*

**math**

thank you for helping me
*January 31, 2011*

**math**

an object that weighs 234lb on jupiter weighs 100lb on earth. what would an object that weighs 400 lb on jupiter weigh on earth?
*January 31, 2011*

**Math**

COMPUTER PRODUCTION MVE Enterprises can manufacture four different computer models; the Student, Plus, Net, and Pro models. The following gives the configurations of each model: STUDENT PLUS NET PRO Processor Celeron Celeron Celeron Pentium Hard Drive 20 gb 20 gb 20 gb 30 gb ...
*January 29, 2011*

**ecomerce business**

A store specializing in collectible china and plates has decided to move into e-business. However, the store is unsure about how to get the word out about its new site and has hired your team to assist it. Brand and identity: What are the pluses and minuses of keeping the ...
*January 27, 2011*

**Science**

Calculate the change in temperature with respect to height for the following, Height (KM) Mid-Lattitude Temp (C) 0 15 11 -56 16 -56
*January 27, 2011*

**chemistry**

A samples with a mass of 35 grams and a temperature of 97.3 degree c is placed into 75.0 g of water at 19.7 degree c. The final temperature is 22.3 degree c, what is the specific heat of the sample?
*January 25, 2011*

**Intermediate Accounting**

Purchased dental equipment on January 1 for $80,000, paying $20,000 in cash and signing a $60,000, 3-year note payable. The equipment depreciates $400 per month. Interest is $500 per month
*January 25, 2011*

**science**

what is an idea that i could use to explain the water cycle including evaporation, condensation, run off, etc?
*January 24, 2011*

**englsh**

it said use a verb and an ajective, could u give me example of one sentence please so i can follow.
*January 12, 2011*

**MATH**

Thanks a lot:)
*January 12, 2011*

**MATH**

Y-8 = -4/3(x+3) If this was in slope intercept form I would have been able to plot it on the graph, but all the fractions and stuff are mixed up so how do I do this?
*January 12, 2011*

**HELP MATH URGENT**

thx so much helper<3
*January 12, 2011*

**HELP MATH URGENT**

X-5y+10 = 0 I dont know how to convert general form to slope intercept, how do I figure this out? Please help me:(
*January 12, 2011*

**dressmaking**

1} A {2} A {3}B{4}D {5} C {6} A {7} B {8} A {9} C {10} C
*January 12, 2011*

**Econimics**

What has been the effect of DRGs on hospital admissions and the length of stay? What are some advantages and disadvantages of DRGs?
*January 11, 2011*

**math**

how do I find the volume of a pyramid with a square base, 20 meters on each side, and a height of 21 meters
*January 7, 2011*

**English**

Thanks! I think the 4th is dramatic.
*January 7, 2011*

**English**

I am looking for 4 kinds of narration in a short story.
*January 7, 2011*

**healthcare**

Should the United States allow the direct marketing of medications in print and on television? Support your response. How do you feel direct marketing affects the cost of prescription medications?
*January 3, 2011*

**ECONOMICS**

What would be the risks and benefits of a young healthy person choosing a managed care plan What would be the risks and benefits of an older person with a chronic disease selecting a managed care plan?
*January 3, 2011*

**English**

I am having trouble coming up with a thesis statement for an essay. I need to compare and contrast how I view nature to the way Tenyson and Wordsworth view it. I have to focus on what these observations say about my culture, society,a dn religion. My idea: Three contributing ...
*December 31, 2010*

**development**

What is the importance of each domain of adult development physical,coqnitive,and socimotinal.
*December 12, 2010*

**Math**

How could you define the perimeter of a non-simple closed curve? Give an example in your explanation.
*December 11, 2010*

**Chemistry**

10 mole of NH3
*December 11, 2010*

**Business Math**

30 gals. with 15% spoilage=4.5 gals.profit(30x1.58)x1.2=56.88 gals.xpricexcost+20%56.88./.25.5gals.=markupfor remaining gals. no-2.23 round 5gals.spoiled 56.88./.25=2.28 not it so round off 4gals. 56.88./.26=$2.1876 or $2.19
*December 10, 2010*

**Physics**

When a mass-spring system oscillates with a small amplitude of A1, it has a period of 1.0 s. If the system is then made to oscillate with a larger amplitude of A2 = 2*A1, what is the new period? Thanks!
*December 7, 2010*

**Chemistry**

What kind of pressure would be exerted by 5 moles of water vapor if it were contained in a 0.5 liter bottle heated to 1000K?
*December 6, 2010*

**algebra**

the number of cats that are homeless can be modeled by the equation N= 2.1t squared - 82t + 95 where N is the number of cats that are homeless and t=0 set as the current year.Use the quadratic model to find the number of years from now until the number of homeless cats is ...
*December 5, 2010*

**Psychology**

Create an operational definition of self-confidence using peer reviewed articles as reference
*December 5, 2010*

**Calculus**

Represent f(x)= (e^x -1)/x as a power series.
*December 3, 2010*

**PreCalc**

The total electrical resistance R of two resistors connected in parallel with resistances R1 and R2 is given by 1/R=1/R1+1/R2. One resistor has a resistance of 2.3 ohms. Let x be the resistance of the second resistor. Express the total resistance R as a function of x. How do I...
*December 1, 2010*

**physics**

A loudspeaker is placed between two observers who are 111 m apart, along the line connecting them. If one observer records a sound level of 51.9 dB and the other records a sound level of 82.5 dB, how far is the speaker from each observer?
*November 30, 2010*

**chemistry**

Given the table of Ka values on the right below, arrange the conjugate bases in order from strongest to weakest. Acid Ka HClO 3.5 e-8 HClO2 1.2 e-2 HCN 6.2 e-10 H2PO4- 6.2 e-8 A. ClO2-, ClO¬-, HPO42-, CN- B. ClO2-, HPO42-, ClO¬-, CN- C. CN-, HPO42-, ClO-, ClO2¬- D...
*November 29, 2010*

**calculus**

1. e^ln3 - 2lnx 2. 2(lnx)^2 + lnx - 1 =0 3. d/dx (e^x . e^e^x)
*November 27, 2010*

**Algebra 1**

Thank you!
*November 26, 2010*

**Algebra 1**

is the slope y1-y2 over x1-x2?
*November 26, 2010*

**Algebra 1**

Ok-but what is the formula using x and y variables?
*November 26, 2010*

**Algebra 1**

how do I find the slope of the graph of the linear function "f"? f(2) = -3,f(-2) = 5
*November 26, 2010*

**Substance Abuse**

only certain people can become alcoholics? True or False. I think Its False?
*November 23, 2010*

**Help Please**

True or False? Beer and wine are less intoxicating then whiskey.
*November 23, 2010*

**history**

Writing a paper.... Has Israel gained or lost ground in the last 20 years?
*November 23, 2010*

**history **

I am thinking of writing a paper on Israel. What countries are threatening Israel?
*November 23, 2010*

**Math**

Can you figure out this message? ZASMEZASIXP IP JUT One clue the first word starts with an M
*November 23, 2010*

**chemistry**

calculate the energy of a wave that has a frequency of 3.5*10^8 m/s
*November 22, 2010*

**Banking**

What is the bottom line on an income statement ? A. The gross margin B. The final sales C. The total operating expences D. The net income (or loss)
*November 21, 2010*

**chemistry**

how to balance chemical equations
*November 20, 2010*

**Physics**

A 120 kg astronaut (including space suit) acquires a speed of 3.00 m/s by pushing off with his legs from an 1900 kg space capsule. What is the change in speed of the space capsule? As the reference frame, use the position of the space capsule before the push. if the push lasts...
*November 17, 2010*

**Statistics**

0.8
*November 16, 2010*

**Physics**

A 21.0 kg child descends a slide 3.4 m high and reaches the bottom with a speed of 2.0 m/s. How much thermal energy due to friction was generated in this process?
*November 16, 2010*

**Physics**

A cyclist intends to cycle up a 7.5 degree hill whose vertical height is 170 m. Assuming the mass of bicycle plus cyclist is 95 kg, calculate how much work must be done against gravity. If each complete revolution of the pedals moves the bike 5.6 m along its path, calculate ...
*November 16, 2010*

**Physics**

A 58 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 15 m, and falls a total of 36 m. Calculate the spring stiffness constant k of the bungee cord, assuming Hooke's law applies. Calculate the maximum acceleration she ...
*November 16, 2010*

**Physics**

A projectile is fired at an upward angle of 25.0^\circ from the top of a 310 m cliff with a speed of 220 m/s. What will be its speed when it strikes the ground below? (Use conservation of energy.)
*November 15, 2010*

**biology**

it is possible that he would be homozygous but not ccertain because some males have an extra chromosome foe example : the normal male has "XY" and another male may have "XXY" which means its possible for a male to be heterozygous but its not common. Now if ...
*November 15, 2010*

**Stout**

A chocolate chip cookie contains about 200 kcal. How many kilowatt-hours of energy per day does it contain. How long could you light a 100-W light bulb with the energy from the cookie?
*November 14, 2010*

**inter Alegbra**

r+s=5 3s+2t=-1 4r+t=14 ican u breakdown the answer I get half way though i forgot the last pat wheater i put it back into the original equationn alot of steps i get lost
*November 14, 2010*

**inter Alegbra**

A start up computer company can sell 1000 computers if they price them at $500. The number sold will increase by 10 for every $1 decrease in the price. The company has fixed costs of $100,000, and each computer costs $300 to produce. Find the price that will maximize the ...
*November 14, 2010*