# Posts by Ruth

Total # Posts: 318

**chemistry**

which has more number of particles, 3g of acetone or 3g of acetic acid

**math**

A limited access highway had an access reduction and lost 1/13 of its exits. If 264 of its exits were left after the reduction how many exits were there originally?

**Math**

Thank you, you are a gem.

**Math**

The number of professors in a college is p and the number of students is s, there are 16 times as many students as professors write an algebraic expression that shows the relationship.

**Math**

convert 1./27 convert repeating decimal to a/b

**Math**

change number to fraction a/b when a and b are integers 9 8/9

**math**

Thank you again

**math**

convert the numeral to a numeral in base 10

**Math**

You are great thank you

**Math**

Find a value for x so that 15/12=-5/x

**Math**

thank you so very much, it is really appreciated

**Math**

Two bike riders ride around a circular track, 1st rider completes one round in 12 minutes, the second rider completes a round in 16 minutes. If they start at the same time and fo in the same direction, how many turn before they meet at the same place again.

**Math**

2500 students take a college entrance exam. The scores on the exam have an approximate normal distribution with mean u = 52 points and a standard deviation o = 11 points. Estimate the percentage of students scoring 52 points or more. ^ How would you do this?

**math**

For 5x=0, x=0 because when you divide 0 by 5; it is x=0. The second one would be "All Real Numbers". The 3rd one would be "No solution".

**life orientation**

lyf style of hiv and aids

**Algebra**

You are an angel, thank you so much.

**Algebra**

Parking in a student parking lot costs 2.00 for the first half hour and $1.75 for each hour thereafter. A partial hour is charged the same as a full hour. What is the longest time a student can park for $9.00? Show your work.

**Algebra**

Thank you so much you are great. It is really appreciated.

**Algebra**

area of a triangle with a base of 1 4/5 yards, and a height of 5/7 yards.

**Algebra**

six times a number minus twice the same number.

**Algebra**

In 1980 median family income was about $18,000 and in 2000 it was 40,000. (a) Find slope of line passing through points (1980, 18,000) and (2000, 40,000) (b) Interperate slope as a rate of change (c) If the trend continues, estimate the median family income in 2006.

**Algebra**

Thank you so much. I hope I can do it from here.

**Algebra**

The cost of driving a car includes both fixed ans mileage costs. Assume that it costs $152.20 per month for insurance and car payments ans $0.22 per mile for gasoline oil and routine maintenance. (a) Find value m and b so that y-mx=b modeks the monthly cost of driving the car ...

**Algebra**

A certain nation is losing 26 million acres of rain forest each year. (a) Find the linear function f that calculates the change in acres of rain forest in millions in x years. Use x as a variable (b) find f(3) and interperate the result. f(t)= Simplify Interperate result ...

**Algebra**

Can you explain how you got this answer please. 8.4x10^7 is the amount of people 440000 = each persons estimated worth so 4.0x10^13 is the solution or would it be plus or minus 40 trillion.

**Algebra**

In 2000 in country A the average family net worth was $440,000 and there were about 8.4x10to the power of 7, families. Caculate the family worth in country A in 2000.

**Algebra**

A tugboat goes 160 miles up stream in 20 hours, return trip downstream takes 5 hours. Find speed of tugboat without the current and the speed of the current

**Algebra**

f(a)=r, f(b)=q, f(c)=t, f(d)=r Write functions as a set of ordered pairs. Give domain and range of t. f= type ordered pairs domain is range is

**algebra**

The cost of a car is multiplied by 0.02 the result is 175.. find the cost of the car.

**Algebra**

yES, IT SHOULD BE 1.1 MILLION INMATES

**Algebra**

The number of state and federal inmates in millions during year x was x=2002 X CAN BE APPROXIMATED BY THE FOLLOWING n=0.03X-59.02 dETERMINE THE YEAR THERE WERE 101 MILLION INMATES

**Algebra**

the number of state and federal inmates in millions during year x were x more or less than 2002 can be approximated by the following. N=0.03x -59.02. Determine the year there were 1.1 million inmates.

**Algebra**

A mountain has an elevation or 19,389 feetin 1918, the glacier at the peak covered 4 acres, by 2003 this glacier had melted to 1 acre. What was the yearly rate of change. What is the equation that gives the acreage t years after 1918

**Algebra**

x+3y>-3 and 4x+y=4

**Pre Algebra**

A wooden railing is 82 feet long. It is to be divided into 4 pieces. Three pieces will be the same length, and the fourth piece will be 2 feet longer than each of the other three. Find the length of each piece.

**math**

what is the speed of 43.2meters/ second in miles/hour?

**algebra: logs**

Log3x=4

**Chemistry**

Hi, i am stuck on this question, how do I go about answering it? why are fluorine atoms normally found as part of fluorine molecules?

**geography**

what factors account for the similarities and differences between the subdivisions in tropical climate zones?

**math**

My algebra question is; The ordered pair (3,0) is found? I don't have a clue. Can you help please? Thank you, Ruth

**Math**

Tanker boats cannot be in the bay when the depth of water is less or equal to 25 feet. Set up an inequality and solve it graphically to determine all points in time, t, on the interval 0 less than or equal to t less than or equal to 24 when tankers cannot be in the bay. Round ...

**Criminology**

How does rational choice theory work when someone is commiting a crime

**financial understanding**

if apr is 7.3% daily and haad $400 1st 10 days, 1500 next 10 and 600 next 10 how much intrest was earned at end of month

**Econ/stats**

The following data represent the number of flash drives sold per day at a local computer shop and their prices. Price (x) Units Sold (y) $34 3 36 4 32 6 35 5 30 9 38 2 40 1 a. Develop a least-squares regression line and explain what the slope of the line indicates. b. Compute ...

**Econ/stats**

The following data represent the number of flash drives sold per day at a local computer shop and their prices. Price (x) Units Sold (y) $34 3 36 4 32 6 35 5 30 9 38 2 40 1 a. Develop a least-squares regression line and explain what the slope of the line indicates. b. Compute ...

**assessment**

When scoring the MMPI 2, how can you intrepret it and what is the diagnosis according to Axis II. The scores are as follow: ?= 13 L = 3 F=19 k=8 hS=14 d=30 hY=32 pD=24 Mf=37 Pa=12 Pt=25 Sc=21 Ma=22 Si=32 Pleae forward results/intrepretation

**accounting**

examples from the manufacturing industry of: o a journal entry that would be recorded that impacts the balance sheet

**Chemistry**

Calculate ∆Hºf /mol for propane, C3H8(g), given the following reaction: (10 points) C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(ℓ ); ∆Hºrxn = -2219.9 kJ

**math**

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 175 and a variance of 4. The material is considered defective if the breaking strength is less than 169 pounds. What is the probability that a single, randomly selected piece ...

**Physics**

Why would you get an e3lectric shock if you flew a kite close to the electricity wires?

**Physics**

Why would you get an e3lectric shock if you flew a kite close to the electricity wires?

**chemistry**

Discuss possible solutions to the reduced supply of light sweet crude oil. I have no idea to answer this question. Please advise me on how to answer it. Thanks in advance

**chemistry**

Thank you very much, this information has helped to answer my question.

**chemistry**

Fuel oil and bitumen is 38% in demand Petrol and Naptha is 27% in demand Diesel is 23% in demand. A question asks: Why are these fractions in demand? I am not sure how to answer this questions and please advise me to how to answer this question. Thanks in advance

**Physics**

A = 145 rock is hoisted upward with an acceleration of 1.46 by a vertical chain of negligible weight. What is the free body diagram?

**Math**

You will need the following info to solve the problem: You can cover a sheet of paper with 6 $100 bills There are 500 sheets of paper in 1 ream There are 10 reams in 1 carton Imagine that you have inherited $1 million . The bank has only $700,000 in $100 bill. The bank gives ...

**Finance**

You will need the following info to solve the problem: You can cover a sheet of paper with 6 $100 bills There are 500 sheets of paper in 1 ream There are 10 reams in 1 carton Imagine that you have inherited $1 million . The bank has only $700,000 in $100 bill. The bank gives ...

**algebra**

The formula for calculating the amount of money returned for an initial deposit into a bank account or CD (certificate of deposit) is given by nt n r P A „Ê„Ë „É „º„» „¹ ƒ 1ƒy A is the amount of the...

**Algebra**

Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by . a) What was the average score when they initially took the test, t = 0? S(t) =...

**College Algebra**

Annual profit in thousands of dollars is given by the function, P(x) = -.1x2 + 50x - 300, where x is the number of items sold, x ¡Ý 0. 1.describe the meaning of the number -.1 in the formula 2.describe the meaning of the number -300 in the formula 3.find the ...

**Reading**

im guessing scared of the hospital room or the people in it the doctors or even the other patients in room .

**Reading**

1. "bedside terror" is a play on the common phrase "beside manner", which is used to describe how well doctors relate to their patients. what is the effect of replacing the word manner with terror?

**math**

Could someone explain this answer.

**physics**

A man of mass 67.1 kg stands on a scaffold supported by a vertical rope at each end. The scaffold has a mass of 24.6 kg and is 3.6 m long. Suppose the man stands to the right from the middle of the scaffold that is a distance one sixth of the length of the scaffold. What is ...

**English**

Thank you. It is an exam, so i am just filling in my planning grid and writing draft paragraphs.

**English**

My task is to write a persuasive article for my chool website about an issue related to school meals. My title is 'Unhealthy heaven' My sub-heading is 'Those hungry humans crave for tasty foods. What will it be?' My introduction's main point is that ' ...

**PHYSIC**

1)What must be the orbital speed of a satellite in a circular orbit 740 above the surface of the earth? 2)What is the period of revolution of a satellite with mass that orbits the earth in a circular path of radius 8000 (about 1630 above the surface of the earth)?

**French**

Bonjour! I have to find synonyms for the word Fantastique the synonyms should begin with g .... t... b... s... Thanks

**College Algebra**

Use rational root theorem and the factor theorem to help solve the following equation X4-2x3-13x2+38x-24=0

**Biology**

Two parents are blond haired and their children are blond haired. Why is this so?

**Science-Biology**

If a mother has brown eyes and a father has blue eyes why do two of their children have blue eyes and one have brown eyes?

**Science-Biology**

To note: all three are blond, ellie's eyes are brown, her brothers are blue. Ellie's father is homozygous for eye colour but her mother is heterozygous. She passed a 'blue eye' gene to the boys and a 'brown eye' gene to Ellie. Brown hair is dominant ...

**Biology**

I have written an answer for the question below. Why do Ellie and her brothers resemble her parents? Explain how genetic information passes from parents to their offspring. Please check if i have included all the scientific words and if i have explained how genetic information...

**writing sentences and paragraphs**

sorry but for the extras this is the final draft I am a student at Penn-Foster studying Medical billing and Coding looking to enhance my career. And eventually own my personal business in processing claims. Your job posting caught my interest and fits my job description as a ...

**writing sentences and paragraphs**

I am a student at Penn-Foster studying Medical billing and Coding looking to enhance my career and eventually own a business in processing claims. Your job posting caught my interest and fits my job description as a claims processing specialist at the Georgetown University ...

**writing sentences and paragraphs**

ok thank you i revised it I am a student at Penn-Foster studying Medical billing and Coding looking to enhance my career and eventually own a business in processing claims. Your job posting caught my interest and fits my job description as a claims processing specialist at the...

**writing sentences and paragraphs**

need your Opinion please before submitting assignment Background You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing ...

**French**

Thank you Math Mate and Sra for the corrections. Sra, Thank you so much for taking the time to look at my work! You are a great teacher and I really appreciate it! Thank you Thank you Thank you Thank you All the Best

**French**

Thanks. What do you mean when you say 'put an extra word in there' ? I decided to use Mes amis, it sounds better, can i still use Elles? The marriage sentence looks fine.. i don't know what i was on about! Now the text! Bonjour, Romana, Je m'appelle Ruth. J&#...

**French**

Thanks. What do you mean when you say 'put an extra word in there' ? I decided to use Mes amis, it sounds better, can i still use Elles? The marriage sentence looks fine.. i don't know what i was on about! Now the text! Bonjour, Romana, Je m'appelle Ruth. J&#...

**French**

I am posting just the CORRECTIONS! Can the corrections be put immediately after the error as you said, thanks. When you use (...) and etc do you mean the rest of the sentence is right? Could you please give an example of where a semi-colon could be used in my text. J’ai ...

**English**

Thank you... i have thought of foods

**English**

I love avocados! but they are healthy so i couldn't really persuade it to be in room 101. I have already written about hamburgers? i need two more foods?

**English**

Could anyone suggest a food that could go in Room 101. Room 101 is a room where you put all the foods you hate. I have been assigned to write a persuasive text on why i want this food to be put in room 101 and why. Kindly suggest a food that people generally like but it's ...

**French**

thank you so much for taking so much time into helping me have a perfect french essay! I have done the corrections you have told me to do. If i have left something out please state. Could you please go through the essay and make sure the lanuage, grammar etc are all perfect ...

**French**

Hi Sra, Concerning the French text I don't know how to rewrite the text with all the corrections and English I want to say without it being confusing, could you please suggest a way?

**French**

I don't know how to rewrite the text with all the corrections and English I want to say without it being confusing, could you please suggest a way?

**French**

Thank you so much for your help so far Sra! Highly appreciated! This might get confusing! I hope it wont! Key: ' ' - corrections { } - The parts you do not understand ( ) - what i want to say(in english) to replace the parts you do not understand. Hope this helps ::) ...

**French**

Thank you so much for your help so far Sra! Highly appreciated! This might get confusing! I hope it wont! Key: ' ' - corrections { } - The parts you do not understand ( ) - what i want to say(in english) to replace the parts you do not understand. Hope this helps ::) ...

**French**

My homework task is to write an introductory email to my french exchange partener about:yourself, how you get on with your family, what your views on marriage are, a descrition of your best friend(s), what you did yesterday and what your plans for the weekend are? I have ...

**PYSICS**

The upward normal force exerted by the floor is 600 N on an elevator passenger who weighs 610 N. What is the reaction force to the upward normal force exerted by the floor? What is the reaction force to weight of the passenger? What is the magnitude of the acceleration?

**physics**

Superman throws a boulder of weight 3800 N at an adversary. What horizontal force must apply to the boulder to give it a horizontal acceleration of 13.5 m/s^2?

**Geography**

What is the relation between geography and chemistry

**Organic Chem**

Write the balanced equation for dibenzalacetone and benzoic acid

**Organic Chem**

Write a balanced equation showing the reaction of trimyristin and aqueous NaOH

**Physics**

A stone is thrown horizontally at 30.0m/s from the top of a very tall cliff. Calculate its horizontal position and vertical position at 2s intervals for the first 10.0 s.

**algebra**

-84/43 -7y=7

**physics**

Suppose a person weighs 160 pounds on Earth. How much would that person weigh on a planet that was three times as massive as Earth and had a radius that was twice that of Earth's?

**algebra**

i think you are wrong because my homework is online its a program and it says that you get y=-7/12 which i am really confused with this part i have done like three problems back to back and i still get this part worng

**algebra**

x=9/10 4x+y=3 4(9/10) +y= 3