# Posts by Olivia

Total # Posts: 582

Algebra
A homeowner wants to enclose a rectangular piece of land beside a river. He must put a fence on 3 sides of the field (the river forms the fourth side). The field has length L (which runs parallel to the river) and width W. The homeowner has 200 yards of fencing material. What ...

American Government
elastic

Math
Triangle LMN is similar to Triangle XYZ The scale factor of triangle LMN to Triangle XYZ is 2:5 what is the length of the zx

chemistry
How many milliliters of an aqueous solution of 0.238 M magnesium bromide is needed to obtain 9.01 grams of the salt?

English
What do you suppose McPhee means by “the influence of Ernest Hemingway evidently extended to the Pentagon”? This is the context this question is referring to: And inevitably we have come to Ernest Hemingway and the tip of the iceberg—or, how to fashion critical ...

GEOGRAPHY
If the time at town A(LONGITUDE 75"W)is 5pm on friday.What will be the time and day at town B(LONGITUDE 120"E)

Geometry
(SAT Prep) The perimeter of pentagon ABCDE is 30 in, AB = 7 in, BC = CD = 6 in, DE = 5 in. How many sides of the pentagon have equal length?

Maths
If 2 numbers have a difference of 2.38, one number is 3 times bigger than the other number and the two numbers both add up to 6, what could the two numbers be?

math
Everyone on this site is a volunteer. They will get to your question when they can, so please be respectful. Also know that they will not do your work for you, instead, you can submit an answer or get someone to walk you through finding out the answer.

Math
Fruit smoothie five dollars coupon for 40% off find the price of each product after a discount is applied

Math
Color pencils are six dollars and the discount rate is 5% find the price of each product after a discount is applied

Math 12
A car is purchased for \$30,000. It depreciates at a rate of 18% per year. What equation would represent the value, y, of the car after x number of years? Use this equation to find the value of the car after five years.

Maths
4y-3x=25 is the tangent to the circle x^2+y^2=25 at the point P(-3,4). The equation of the radius of the circle that passes through P is... Working out is appreciated. Thanks a lot

Mathematics
Can someone check my answers? 1. For the data in the table, does y vary directly with X? If it does write an equation for the direct variation.(X,y) (8,11) (16,22) (24,33) Yes y=2.75x Yes y=0.6875x*** Yes y=1.375x No y does not vary directly with X ** (For #1, I'm debating...

social studies
what is a landmark that usually rises more than 2,00 feet above sea level

Social Studies
Hi Lily, as you said, the connection between the three was that they set the Southerners and Northerners against eachother because of slavery. The question was, "How did the southern response to the election of 1860 election results demonstrate this connection?" Well...

American Government
states right

calc
find dy/dx for y^2+2xy-x^3=12 so far, i have (2y)(dy/dx)+(2)(dy/dx)=3x^2

algebra
When asked to write the prime factorization of the number 27 a student wrote 9•3 explain the error and write the correct answer

English
OK...So can you tell me what to write?

English
What I am supposed to write...I chose the selection number 4..

English
26. Write a paragraph that answers the questions below. Include at least two supporting details or examples. In “the literature of the Americas,” Kimberly Koza writes; “By discovering the literature of our neighbors, we may also learn about ourselves.” ...

Math
A store is having a 20% off sale on all merchandise.if jada buys one item and saves \$13 at the sale what was the original price of her purchase?explaine

Physics
A wooden block of mass 9 kg is at rest on an inclined plane sloped at an angle theta from the horizontal. The block is located 5 m from the bottom of the plane. A) Find the frictional force for theta = 20 B)If the angle is increased slowly the block starts sliding at an angle ...

ela
1. Which of the following is not part of the rising action in "Raymond's Run"? (1 point) A. Squeaky and Raymond confront Mary Louise and her friends on Broadway. *** B. Mr. Pearson hints to Squeaky that she should consider letting the new girl win. C. Squeaky is ...

Language Arts
did u finish this and get answers yet like did u finish the test

Math
The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers? Justify your answer.

Aviation Security
20) D

math
Sandra has some money she spends 2/7 of it on a book & she spends 2/5 of the remaining money on a bag Sandra has \$15 left how much did she have to start

Math
At 2:30 p.m. the thermometer outside of sharlene's window read 44.c. it had risen 3. between noon and 2:30 p.m and 12. between 7:00 a.m and noon. What was the temperature at 7:00 a.m

Chemistry
A solution of concentrated NaOH is 16.4 M. If the density of the solution is 1.43 g/mL what is the percent by mass NaOH?

math
in a box plot the first quartile is x the median is y and the third quartile is 70. the median separates the box into 2 quartiles each with the same range

Biology
The first one would be cell,tissue,,organs, organs system, organism.

Chemistry
A reaction between gaseous sulfur dioxide and oxygen gas to produce gaseous sulfur trioxide takes place at 600◦C. At that temperature, the concentration of SO2 is found to be 1.14 mol/L, the concentration of O2 is 1.39 mol/L, and the concentration of SO3 is 3.18 mol/L. ...

Chemistry
use the appropriate standard reduction potentials in the appendix of your book to determine the equilibrium constant at 285 K for the following reaction under acidic conditions 4H+(aq) + MnO2(s)+2Fe+2(aq)----> Mn+2 (aq)+2Fe3+(aq)+2H2O(l)

Chemistry
use the appropriate standard reduction potentials in the appendix of your book to determine the equilibrium constant at 285 K for the following reaction under acidic conditions 4H+(aq) + MnO2(s)+2Fe+2(aq)----> Mn+2 (aq)+2Fe3+(aq)+2H2O(l)

Further maths
The first thirdd and ninth terms of am AP are the first three terms of a GP. If the seventh term of AP is 14, calculate (a) the 20th term (b) the sum of the first twelve terms of the GP

Algebra
The second side is 10 more than the third side and the first side is 6 less than the third side. What are the sides of the triangle if the perimeter is 64yd?

Algebra
The first side is triple the second side and the third side is five times the second side. What are the sides of the triangle if the perimeter is 72ft?

science-college physics
I donot understand a thing..

life orientation
how did social,physical, economic consequences corruption and fraud impact negatively in the country?

Math
A set of data is in the ratio of 2:3:5:6. If the largest number in this data set is 42, what is the range of the set of data?

Math
The bases of a triangular prism are equilateral triangles. The surface area of the prism is 80 square units. If the area of one of the triangular bases is half the area of one of the rectangular faces, what is the area of one of the triangular bases of the prism?

chem
A gas has a pressure of 5.7ATM at 100.0 C what is the pressure at 20.0 C? (assume voulme is unchanged)

Drama
I know this answer because I was int he play, "The Christmas Carol". It could be 1 or 4, but he had a cold heart so the answer is VERY likely to be 4. However may I ask you why you asked this question on a homework site?

History
Thank you so much Ms. Sue!

History
I couldn't seem to find any way to dot that.

History
Is there any way to compare and contrast the Progressives and Socialists from World War One?

science
When you say "The number of loops" do you mean the electric current? If that is what you mean, then yes, because the electric current is what increases the strength of the magnet. The more loops it has,the stronger the magnet will be, because magnetic objects would ...

History
Thank you that helped quite a bit. :)

History
I was wondering if anybody could give me a few examples of what Minnesotan's did to contribute to World War 1. If you could help me that would be great. Thank you!

History/ Social Studies
Thank you!!!!!!

History/ Social Studies
I was wondering if anybody could help me with this: Which of the following most directly involved the United States in World War 1? 1. The invasion of Russia 2. The German sinking of an ocean liner 3. The assassination of Archduke Franz Ferdinand 4. The alliance between ...

History/Social Studies
Thank you guys so much!

History/Social Studies
I was wondering is someone here could help me. I need to know what the Morris Act is, I'm not sure, and I couldn't find it on the internet. Please help me. Thank you!

Health
I did the took the test, and the correct answer is the epiglottis, I had originally used Esophagus but it was Epiglottis.

Bio
Analogous structures occur in nature because the animals with those structures have evolved. For example, the bird and the bee both have wing for the same purpose, but their wings do not have the same structure. These two organisms have adapted in the same way, in this case, ...

algerbra
which equation would you use to find out if the two lines in the graph are parallel

Science
If a dune moves 40m a per year, how far does it move in 1 day

math
you went to lunch with your friend and the bill was\$ 27.00. your lunch is \$8.00 more than your friend's. How much was your friend's lunch?

Math
Barb is making a bead neaklace. She strings 1 white bead,then 3 blue beads,then 1 white bead,and so on. Write the numbers for the first eight beads that are white. What is a rule for the pattern?

Geometry
A ship is 750 meters from a light house which is 50 meters tall. What is the angle of depression from the top of the lighthouse to the ship?

Math
An owner of a company spends \$25 on office supplies. The owner is left with \$20. Write an equation to find how much money he originally had.

MATH
hi i need help: explain how using a spinner would help find the experimental probability that a soccer player will score a goal on a penalty kick. Suppose the player makes 75% of his of his penalty kicks.

science
ummmm we need a picture please

math/ pre algebra
It gives you the total amount of miles traveled: 243 mi. In order to find out how many miles she traveled on the last day, you need to subtract the milage from the other two days: 243 - 67 - 92 = 84 mi. Lydia traveled 84 mi on the last day. In she rode for 7 hrs then that ...

Math
1. Mark is 5 years younger than his 16 year old sister. What is Mark's age. Write in equation form. 2. Vinn works at the petshop for \$11 per hour. How many hours did he work if he made \$93.50? Write in equation form.

Math
618

Maths
A runner runs a 10 metre race, the runner runs according to the following rule: s = 0.2t(t - 5.1)(t - 9.1) Where displacement (s) is in metres and time (t) is in minutes. Calculate for the runner: their starting position any changes in direction over the race (when and where ...

Maths
Three runners run a 10 metre race. Each runner runs according to the following rules: Runner 1: s = 2.4 + 0.75t Runner 2: s = 0.2t(t - 5.1) Runner 3: s = 0.2t(t - 5.1)(t - 9.1) Where displacement (s) is in metres and time (t) is in minutes. Calculate for each runner: their ...

math
I am having trouble and I would really appreciate if I could get some help. I am suppost to write a multiplication combination of 180 and 210. Thank you <3

Trigonometry
1.67 miles

math
what is the Lateral area of the face of a rectangular pyramid with measurements 2.5 in by 2.75 inches by 2.75 inches.

algebra
brittany wrote a computer program that generates two random numbers between one and eleven when she runs t what is the probability that the first value will be more than 9 and the second will be less than 3

Math
Can you help me to understand the meaning of reduction?

Math
Thanks i understand the question now.

Math
Whole numbers, rational numbers and irrational numbers.

Math

Math
Which set of best describes the numbers used on a scale for a standard thermometer? A.whole numbers B.rational numbers C.real numbers D.integers I choose Real Numbers if I am incorrect can you explain why.

MAT 142
What is the cost of concrete for a walkway that is 15 feet long, 8 feet wide and 9 inches deep if the concrete costs \$30 per cubic yard?

science PLZ HELP
The correct answers are: 1. a 2. b 3. a 4. b 5. c 6. c 7. a 8. b 9. c 10. a 11. b 12. a 13. b 14. true I promise these are correct. I took the test. Hope this helps!

algebra
18/60

math
To needs to cut strip of wrapping paper that are each 9 inches wide.If TV has 2 rolls of wrapping paper that are each 15 feet long,how many 9 inch strips can he cut?

Science
I got a 100 thx Nicholas!

Math
Yes it is C

Chemistry
For the reaction 4FeCl2(aq) + 3O2(g) → 2Fe2O3(s) + 4Cl2(g), what volume of a 0.650 M solution of FeCl2 is required to react completely with 8.58 × 1021 molecules of O2?

math
There is a slide in the park that is 18 feet long. The ladder to the top of the slide is 7.5 feet long. If the ladder and the slide are perpendicular, what is d, the distance from the top of the slide to the ground? If necessary, round to the nearest tenth

math
Lucy has 40 bean plants,32 tomato plants,and16 peppers plants.She wants to put the plants in rows with only one type of plant in each row.All rows will have the same number of plants.How many plants can Lucyput in each row

Math
1333/5280 because you would take the depth and then divide it evenly among the 5280 to get the amount of miles and then your answer would come out as .25 if you round to the hundredth otherwise .252462121 Hope that helps!

trig
an observer at A looks due north and sees a meteor with an angle of elevation of 70 degrees. At the same instant, another observer 30 miles east of A seed the same meteor and approximates its position as N 50 degrees W but fails to note its angle of elevation. Find the height ...

maths
40-5+70-6=?

History
This is the paragraph you need to compare and contrast to today. I needed help on it so I was wondering if anyone could give me a couple of ideas... Like list a 1 or 2 comparisons or contractions and I will figure it out to make it into a paragraph form and also write extra on...

History
After you have read the following, write a short essay comparing and contrasting life in the Middle Ages to today. Is there anything that was better about life then? The next time you are washing your hands and complain because the water temperature isn't just how you like...

economics
Small Scale Industry (i) These industries employ less number of persons and capital. (ii) Most of the work is done by manpower, small machines and tools. (iii) Raw materials used are less and the production is consequently less. (iv) They are scattered in rural and urban areas...

Algebra
Sorry the choices were: 1. 280 years 2. 0.28 years 3. 28 years 4. 2.8 years

Algebra
You deposit \$3,000 in a savings account that earns 6% simple interest. How long will it be before you have a total of \$3,500?

An inverted conical tank (with vertex down) is 14 feet across the top and 24 feet deep. If water is flowing in at a rate of 12 ft3/min, find the rate of change of the depth of the water when the water is 10 feet deep.

Calculus
Determine the equation of the normal line y=x^2+5 at the point (2, 9) I got y= 4x+1

P.E
Well connections acadamy teacher you should check your spelling and grammar. It is you're not your. And you spelt definitely wrong... Just sayin

Math HELP!- Got it! But need Help on Definition of Relative maxima
So I put the derivative of 15x^4-75x^2+60 into wolfram-alpha and it got four critial points on the graph, but they're all equally leveled...so does mean there is no relative maxima or that there are four of them?

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