Posts by Tanya

Total # Posts: 327

math
Trying to solve the number 91 how 1,3,4,6 can be used once using add,sub,mult,divide and symbols

Chemistry
How do I find the pH of pure neutral H2O at o degrees celsius by using standard enthalpies and standard entropies

soc 110
a. In urban areas across our country, identify at least three technologies that Americans have become dependent upon in their daily lives. b. Using the technologies that you described in (a), discuss at least one advantage and one disadvantage that people in large cities ...

Finance
What is a significant disadvantage of the payback period? a. does not properly consider the time value of money, b. Is complicated to explain, c. Increase firm risk, or d.Provides a measure if liquidity.

Spanish
spanish exam 38981200 comprehension

computer programming
Design a program that asks the user to enter a nonegative integer and then display the factorial of that number- it can be a flowchart or pseucode

PHYSICS
Two objects are connected by a massless string as shown in the figure below. The pulley is massless and rotates without friction. The object of mass m = 1.7 kg slides without friction on an inclined plane which makes an angle of è = 38° with the horizontal. The ...

PHYSICS
A proton is traveling to the right at 231 km/s. It has a head-on perfectly elastic collision with a carbon atom. The mass of the carbon atom is 12 times the mass of the proton, what is the speed of proton after the collision?

math
Two events are _________ if the outcome or occurrence of the first affects the outcome or occurrence of the second so that the probability is changed. Please Help Me . !

Business
Which economic system is the best solution for handling a crisis of epic proportion?

College Math 3
Lisa will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of $53.98 and costs an additional $0.15 per mile driven. The second plan has an initial fee of $67.98 and costs an additional $0.10 per mile driven. How many miles would ...

Business/Economics
What is strengths and weaknesses regarding monetary polcies, and how is related to treasury bill and note rates?

Business/Economics
As regards to federal reserve what is the success in the cost and availability of credit today? and what could be handled differently?

computers
What are contributing factors if you were in the market for commercial paper prior to a final purchase?

Computer class
how do I design a program using a flowchart, the program needs to compute state and county sales tax? It is suppose to compute it once the user enters amount of purchase

MA 132
what numbers make up the mode and mean of 80 and a median of 85?

statistics
GMAT and GPA Scores for 12 MBA Students Compute the covariance and the determination and interpret your findings. GMAT- 599 689 584 631 594 643 MBA GPA- 9.6 8.8 7.4 10.0 7.8 9.2 GMAT- 656 594 710 611 593 683 MBA GPA- 9.6 8.4 11.2 7.6 8.8 8.0

geography
wracking the internet 4 another one.... what's the highest mountain range in the mid east?

geography
is the answer sea of Marmara,Aegean Sea, Meditteranean Sea, Red sea, Persian Gulf, gulf of Oman and the Arabian Sea? thanx

geography
which 7 bodies of water do you pass through in order to get to Abadan from Istanbal by ship

math
Given the expression (3s-4)(4s+5), explain in words the steps taken to completely simplify the expression

math - statistics
Football team makes in average 2 touchdowns per game. Use Poisson distribution to find probability that this team will make 5 touchdowns in the next 3 games (adjust ë) Tip: use Poisson Appendix Table or Excel function Poisson(x, ë, false) for x=5 and ë = 2*3 = 6...

statistics - math
Sixty percent of the students at a particular community college are female. If 13 students at that community college are selected at random, find the probability that 5 or 6 students will be female. Use Appendix Table or Excel function for Binomial distribution. [Remember from...

statistic
Quiz has 6 questions. Each question has five possible answers, only one of each 5 answers is correct. If student randomly guesses on all six questions, what is the probability to answer 2 questions right? Tip: first, you have to define parameters of Binomial distribution: n - ...

Algebra
I am stuck and hope that you can help me... How do I solve 3x^2-x-4=0 by completing the square? Thank you so much!

general psychology
I do not understand what it is asking for so can u guide me in the right direction by helping me get started

general psychology
What possible factors could be causing workplace stress for Felicia? Identify and explain methods she could use to cope with these sources of stress. Write your observations in a report.

stat
a credit card company estimated that 62% if its customers are males. The company is considering a randomly selected sample of five people.

bus475
One characteristic of an oligopoly market structure is:

St. Martin
A container of volume 20.5 cm3 is initially filled with air. The container is then evacuated at 0oC to a pressure of 19 mPa. How many molecules are in the container after evacuation if we assume that air is an ideal gas?

Quantitative Literacy | MAT106 VG
Pick four cities and divide them into pairs. Use the Internet to find the length of the circle between the first pair of cities. You might try using the site Great Circle Mapper or a similar Web site to help you. Estimate the great circle path between other pair of cities. ...

Quantitative Literacy | MAT106 VG
Pick four cities and divide them into pairs. Use the Internet to find the length of the circle between the first pair of cities. You might try using the site Great Circle Mapper or a similar Web site to help you. Estimate the great circle path between other pair of cities. ...

leadership,management and ethics
power point presentation

math
7rs&s

Algebra-please check
Thank you- I just wanted to double check

Algebra-please check
What is the solution for absolute value of -1 + x = 5 I think the two solutions are x = 6 and x = (-4)

Math-Algebra-Please check
Thank you

Math-Algebra-Please check
Thank you-I appreciate it- I posted another- could you just check it to make sure I got this concept.

Math-Algebra-Please check
What is the solution of 3 times the absolute value of x + 5 <= 6 I think the answer is x <= - 3 and x >= -7 If I'm not right, could you tell me why?

1st grade
my 1st grader is completing his homework it says write a problem for the picture and it has a picture of 2 bones and 3 dogs what kind of answer are they looking for?

statistics
3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...

statistics
3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different.

english
4 sentencesthat use a pronoun consistent

5th grade math
22 x n is between 80 and 85

composition
5 sentences with both past and present verb tense about the role of education in sucessful financial planning

math 116
In 1991, the life expectancy of males in a certain country was 72.8 years. In 1995, it was 75.9 years. Let E represent the life expectancy in year T and let T represent the number of years since 1991. The linear function E(t) that fit the data is E(t)=___T+___(Round to the ...

math 116
solve by the elimination method. 7r-3s=53 3r+7s=31 What is the solution of the system?

FRACTION MATH
3 1/3 - 2 2/5 + ?

Popular American Culture
Prepare a 350 to 700-word paper in which you examine trends in popular American culture. In your examination, be sure to describe at least one trend from the following areas: a. Social b. Political c. Personal d. Religious

business
• The acquisition cost is $35,000 paid at the time of installation. • It reduces the wait staff by one person: Figure $10 per hour, or 2020 hours per year + 18% benefits. • Money costs are 7% • The system may become obsolete in three years. a. Identify the ...

accounting
Explain, with examples, the internal controls which you would expect the partnership to maintain.

help
NO YOUR WRONG I JUST LEARND THIS TODAY ENGLISH IS THE ONLY LANGUAGE I KNOW

help
sorry "On Oklahoma homesteads were not always easy as a person who finds new places"

help
paraphrase this sentence "life for pineers on Oklahoma homesteads was not always easy"

GEOGRAPHY
the central location of india at the head of the indian ocean is considered of great significance?????????????????

chemistry
2NH3+H2SO4---> (NH4)2SO4 Calculate the mass of ammonia required to produce 125g of ammonium sulfate.|:

College Algebra
Trying to figure out the problem in this word proble. The cost, in million of dollars to remove 75% of the pollution in a lke model by c+6000/200-2x?

college
I have this very question and I am in my last year of college taking math as my last class after 4 years of college because it is challenging for me so that statement is incorrect it is a COLLEGE question!

Algebra
Suppose it takes 3 days for a space vehicle to travel from earth to the moon. How long for the same vehichle and the same speed to reach Jupiter? Moon distance from earth is 240,000 miles. Jupiter distance from earth is 391,000,000 miles

Algebraic expressions
Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please Rita has $315 in the bank. This amount is three times the amount that Fred has. How much does Fred have? Use f to represent Fred's amount

Algebraic expressions
Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please Rita has $315 in the bank. This amount is three times the amount that Fred has. How much does Fred have? Use f to represent Fred's amount

Math
Find an equation of the line that passes through the given point and has the given slope Express ur answer in slope-intercept form. (8,0), m=-3

Math
Write Each equation in slope-intercept form then identify the slope and the y-intercept for each line 2x-y=12

math
Write the equation with the given slope and the given y-intercept 1. slope -2/3, y-intercept (0,5) 2. slope 5/6, y intercept (0,1/3)

math
60.95

Science
I do not understand your question. Do you mean sugar water?

Algebra
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph, train B is traveling at 70 mph. Train A passes the station at 10:15pm. If train B passes the same station at 10:45pm at what time will train B catch train A? __:__ (am/pm) ...

College Algebra
Thank you again Ms. Sue for your help..math makes me crazy :)

College Algebra
okay..I drew the rectangle..18*2=36 length. The widths must make the perimeter greater than 78 cm.. I took 78-36 to get 42 and divided it by 2 for the two width sides and got 21. You stated that the width must be shorter than the length..21 cm is not shorter than 18 (Length).....

College Algebra
..so I want to multiply 18 by two to get 36? I got that..I am stuck on the area that says "what widths will make the perimeter greater than 78 cm?"..I appreciate your response, but am still confused..math is my downfall for sure. Is my final answer of 42 correct or ...

College Algebra
The length of a rectangle is fixed at 18 cm. What widths will make the perimeter greater than 78 cm.? *widths must be greater than __cm. I have been working at this for two hours and even after reviewing my readings I am just as confused as ever.

algebra
Area of a square find a polynominal A(X) that represents the area of the shaded region u have a square with an arrow pointing left and right at top of the square with x @ the top and a arrow up and down on the right side of the square.The #3 on the right and left of the square...

Algebra 209
the perimeter of rectangle back yard is 6x+6 yards if the width is x yards find a binominal that represents the length.

Algebra
is 6x+6yards if the width is x yards find a binominal that represents the length

Pre Calc
sin^2(x) - cos^2(x) = 1 + cos(x) the answer is equal to or greater than 0 and less than 2 pi

chemistry
For each of the following unbalanced equations, indicate how many moles of the first product are produced if 0.625 mol of the second product forms. State clearly the mole ratio used for each conversion. CH3CH2OH(l) + O2 --> CH3CHO(aq) + CH3CHO(aq) + H2O(l)

psychology
Such tests as the Rorschach Inkblot Test and the Thematic Apperception Test are examples of what? projective measures self-report measures objective measures observational measures

psychology
The observational learning approach states that stereotypes and prejudices are acquired through what? repressing of wants and needs excessively experiencing maturation of innate ideas watching and imitating a model’s behavior pairing conditioned and unconditioned stimuli

physics
a sled slides down a frictionless hill. if the sled starts from rest at the top, its speed is 7.5 m/s. a.) on a second run , the sled starts with a speed of 1.5 m/s at the top.. will it end with less than 9 m/s, 9 m/s, or more than 9 m/s b.) find the speed of the sled at the ...

social studies
people who have the right to vote are called?

fallacies
I have 3 that I am not sure of: 1. In one of her columns, Abigail Van Buren printed the letter of “I’d rather be a widow.” The letter writer, a divorcée, complained about widows who said they had a hard time coping. Far better, she wrote, to be a widow ...

fallacies
“Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the anti-abortionists have considered the widespread use of ...

11th grade
i want to answer this inequality of graph f(x)= x-3 if x >= 3

HCR220
Emergency Ambulance Transport & Extended Life Support QN

HCR220
Portable Home Oxygen Unit ?

Math
write in standard form the equation of each line: slope=3;(1,5)

Psychology
When writing a direct quote from the author word for word do you ident as the same for MLA style

math
WHEN YOU PUT TOGETHER UNEQUAL GROUPS YOU CAN ONLY ADD

Chemistry
For the reaction shown, compute the theoretical yield of the product in grams for each of the following initial amounts of reactancts 2Al(s) + 3Cl2(g) = 2AlCl3(s)

English
I would say organization.

Math
Is it reasonable to say that the answer for 63.11 lies between 60.10 and 65.15 To which number do you think the answer is closer?

math
an early flight lasted for 12 seconds. The plane flew 144 feet. what is the airplane's speed in ft/min?

math
an early flight lasted for 12 seconds. The plane flew 144 feet. What is the plane's speed in ft/s?

Biology
Produce a nucleotide sequence with a single base-pair substitution mutation that still produces the same amino acid sequence. Indicate the site of the mutation and explain why the amino acid sequence is not affected.

7th grade science
what is the experimental varriable?

Chemistry
What mass of ethylene glycol C2H6O2, the main component of antifreeze, must be added to 10.0 L water to produce a solution for use in a car's radiator that freezes at -23.3 degrees Celsius? Assume the density for water is exactly 1 g/mL

Math algebra
what is an exponent

health
define health

art
Give me two ancient arts

math
using coins from home, build a design with mirror symmetry on student sheet 5, Half and half. Then answer the following questions.Build side A of your design on one side of the sheet, hal and half. Amount of $ side a is worth and how much the whole design is worth?

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