Wednesday

July 27, 2016
**College Algebra/pre-calculus**

The Pointless Pencil Company purchases a new stamping machine for the production line that cost $8000. The equipment will be replaced in 10 years at which time its salvage value is expected to be $1000. Write a linear equation giving the value, y, of the machine during the ...
*Thursday, March 31, 2016 by Natalie*

**Physics**

Two students are on a balcony a distance h above the S street. One student throws a ball vertically downward at a speed vi ; at the same time, the other student throws a ball vertically upward at the same speed. Answer the following symbolically in terms of vi, g, h, and t. (a...
*Thursday, March 31, 2016 by Anonymous*

**Check my answers for world history please!**

*** by my answers 6. During the mid-1930s, President Roosevelt realized that most Americans? opposed U.S. intervention in the problems of Europe.***** were eager for the United States to solve Europe’s problems. were more concerned with the war than with U.S. domestic ...
*Thursday, March 31, 2016 by Anonymous*

**Algebra 2**

Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first four terms of the sequence? a{1} = first term of series ̳4; 202; &#...
*Thursday, March 31, 2016 by Ke$ha*

**chemistry**

You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second jar there is a small amount of water. Using 3 -4 sentences explain how the vapor pressure of water in the first jar compares with the vapor pressure of ...
*Thursday, March 31, 2016 by louren*

**Physics**

A stationary curling stone is struck in a glancing collision by a second curling stone of equal mass. If the first stone moves away at a velocity of 0.92 m/s [N71¡ã W] and the second stone moves away at a velocity of 1.25 m/s [N44¡ã E], what was the ...
*Wednesday, March 30, 2016 by tom*

**Algebra 1-Factor by Grouping Help! **

Factor. Use factoring by grouping even though it would seem reasonable to first combine like terms 3u^2-7-21u+49 Would be the same procedure as factoring polynomial? Thanks!
*Wednesday, March 30, 2016 by clary*

**math**

lf the first of an AP is 7 and 80th term is 393,find the sum of the first 80 terms
*Wednesday, March 30, 2016 by prince*

**math**

Andrea has 8 blue socks and 4 red socks. She chooses one sock at random and puts it on. She then chooses another sock without looking. If the first sock is red, find the probability that the second sock will also be red. 1)3/11 2)1/6 3)2/11 4)1/12
*Wednesday, March 30, 2016 by Aubrey T.*

**History**

The U.S. Army at first failed to stop raids by Native Americans for all these reasons EXCEPT? a. it failed to build forts. b. the soldiers were untrained. c.the soldiers were inexperienced. d. it did not have enough soldier
*Wednesday, March 30, 2016 by Aisha*

**Finance: Mortgages**

A borrower received a 30-year ARM mortgage loan for $200,000. Rate caps are 3/2/6 (initial adjustment cap/periodic interest rate cap/lifetime interest rate cap). The start rate is 3.50% and the loan adjusts every 12 months for the life of the mortgage. The index used for this ...
*Wednesday, March 30, 2016 by Cara*

**physics**

An inquisitive physics student and mountain climber climbs a 50.0m high cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash. The first stone has an initial speed of 2.00 m/s. (a) How ...
*Wednesday, March 30, 2016 by Anonymous*

**Biology **

We are learning about proteins and their structure, but one thing is confusing me. At what structural point is something considered a protein? Is a protein formed after two amino acids synthesis, or is a protein the whole structure (all four levels) put together? I would think...
*Wednesday, March 30, 2016 by Jana*

**programming and visual basics**

Using pseudocode or a flowchart write a program that does the following: Design the logic for the game Hangman, in which the user guesses letters in a hidden word. Store the letters of a word in an array of characters. Display a dash for each missing letter. Allow the user to ...
*Wednesday, March 30, 2016 by mel*

**Biology**

In the classification of eukaryotes, protsists were once placed in a single kingdom. Briefly evaluate whether this classification system is accurate. Why might it be difficult to classify some slime molds as unicellular or multicellular? I know the first one is innacurate, but...
*Wednesday, March 30, 2016 by SkatingDJ*

**Maths**

Two nomads leave camp at the same time.one walks at 5km/h on a bearing 039 degree.the other walks at 7.5km/h on a bearing 265 degree.after 2 hours how far apart are they and what is the bearing of the second from the first?
*Wednesday, March 30, 2016 by Bright ulubi*

**arithmetic progression**

four positive integers form an arithmetic progression . if the product of the first and the last terms is 70 and the second and third terms are 88, find the first term
*Wednesday, March 30, 2016 by Superstix*

**accounting**

martin and company purchased a fixed asset on 1/4/2010 for £250000.depreciation is o be provided at 10% annually according to the straight line method. the books are closed on 31wst march every year. prepare fixed asset account and depreciation account for the first ...
*Wednesday, March 30, 2016 by lisa*

**us history**

Which of the following best describes the contributions of Dorothea Dix? Dorothea Dix helped found the first homeless shelter for poverty stricken families in the late 1800s. Dorothea Dix educated people about mental illness and the possibility of recovery for most ...
*Tuesday, March 29, 2016 by anon*

**English**

1. Take the down escalator on the right. 2. Take the up escalator on the left. 3. Use the escalator to go to the third floor. 4. Use the elevator to the third floor. 5. Take the elevator to the third floor. 6. Take the stairs to go to the first floor. 7. Use the stairs to the ...
*Tuesday, March 29, 2016 by rfvv*

**math**

A baker bought some butter. He used 360 grams to make some pastry. This was 5/6 of the butter he had. How much butter did he buy at first?
*Tuesday, March 29, 2016 by Reily*

**World history check my answers please**

my answers have a ***star next to them 1. Who coined the term “Iron Curtain”? a. Harry Truman b. Joseph Stalin c. Winston Churchill*** 2. What best describes the Truman Doctrine? a. Provide food and goods for post-Nazi Germany b. Provide for the re-election campaign ...
*Tuesday, March 29, 2016 by Anonymous*

**History**

7.)Which answer correctly explains why most factories were located along the eastern coast? A.)The first factories took over ship building areas B.)Shipping companies were the first to switch to factory building C.)Early factories needed sea water for processing raw materials ...
*Tuesday, March 29, 2016 by #FreeGucci*

**Math **

An auditorium has 150 rows of seats. The first row has 15 seats, the second row has 17 seats, the third row has 19 seats, and so on, each row having two more seats than the previous row. How many seats are there together in the auditorium.
*Tuesday, March 29, 2016 by Jay*

**Calculus**

Use the function f to solve the following: a) Local minima, local maxima, and stationary points if any. Show work. b)Intervals of upward concavity and downward concavity if any. Show work. c) Inflection points if any. Show work. f(x)=2x+1/x-2 Please, don't do steps for ...
*Tuesday, March 29, 2016 by Alice*

**History**

Which of the following statements is most correct when comparing the Second Great Awakening with the First? A)The Second Great Awakening was smaller in size but more influential than the First Great Awakening. B)The Second Great Awakening was both larger and more historically ...
*Tuesday, March 29, 2016 by MsHemmoPenguin*

**math **

the slop of the line that goes through (-3, -6) and (-3,-6)is._____ you may find it it helpful to graph the points first
*Monday, March 28, 2016 by awesome*

**History **

5.)what was the main benefit of the factory system? A.)it cut cost's and made workers more efficient *** B.)it gave people their first chance too support themselves C.)it reduced pollution caused by family-based power sources D.)it increased the value of the workers and as...
*Monday, March 28, 2016 by #FreeGucci*

**math**

Kevin will rent a car for the weekend. He can choose one of two plans. The first plan has no initial fee but costs $0.90 per mile driven. The second plan has an initial fee of $50 and costs an additional $0.70 per mile driven. How many miles would Kevin need to drive for the ...
*Monday, March 28, 2016 by marisol*

**Finance**

Universal Laser, Inc., just paid a dividend of $3.30 on its stock. The growth rate in dividends is expected to be a constant 6 percent per year, indefinitely. Investors require a return of 15 percent on the stock for the first three years, a rate of return of 13 percent for ...
*Monday, March 28, 2016 by Jason*

**Social studies**

3.The magna carta was the first step toward England's? A. large cities B. war with france C. merchant guilds D. more democratic government (MY ANSWER) 4.athens permitted citizens to take part directly in the day-to-day affairs of goverment and became the worlds first... A....
*Monday, March 28, 2016 by LOVE*

**Civics - check my answers**

1. Sixth Amendment "In all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial, by an impartial jury of the State and district wherein the crime shall have been committed, . . ." What were the Founding Fathers most likely concerned ...
*Monday, March 28, 2016 by Anonymous JAK*

**pe plz help**

1. The first step in getting help for drug abuse is (1 point) A: detoxification. B: withdrawal. C: joining a therapeutic community. D: recognizing the problem** 2. A place where former drug abusers live together and learn to be drugfree is called (1 point) A: detox center...
*Monday, March 28, 2016 by rhydian morris*

**p.e/ drugs**

1. The first step in getting help for drug abuse is (1 point) A: detoxification. B: withdrawal. C: joining a therapeutic community. D: recognizing the problem 2. A place where former drug abusers live together and learn to be drugfree is called (1 point) A: detox center. ...
*Monday, March 28, 2016 by rhydian morris*

**English**

You can't fly to Canada in an hour. It's impossible. ==================== What is the meaning of 'in' in the first sentence? Does 'in' mean 'within' or 'after'?
*Monday, March 28, 2016 by rfvv*

**English**

1. Because it was a rainy day, he took an umbrella with him. 2.Because it was a rainy day, he took an umbrella. ================= Do we have to use 'with him' as in the first sentence? How about #2? What is the difference between Sentence 1 and Sentence 2?
*Monday, March 28, 2016 by rfvv*

**physics**

solid sphere,thin walled hollow sphere,solid cylinder from above the ground in the same mass and radius which object reach first the ground?
*Monday, March 28, 2016 by Yonas *

**physics**

Moving with uniform acceleration a body covers 80 m in first 5s and 180m in next 5s.find initial velocity and acceleration
*Monday, March 28, 2016 by rushil*

**PHYSICS**

A 3.50 kg ball with a velocity of 10.00 m/s collides with a stationary ball with a mass of 5.00 kg. After the collision, the first ball travels at a 42.6 degree angle from its original path, while the second ball travels at a -26.7 degree angle from the other ball's ...
*Sunday, March 27, 2016 by Omar*

**College Algebra 1 **

Factor completely. Remember to look first for a common factor and check by multiplying. if polynomial is prime, state this. -36a^2-96ab-54b^2 I couldnt find the right answer.
*Sunday, March 27, 2016 by clary*

**Algebra**

Lisa set a weekly goal of jogging 18 miles. On each of the first 3 days, she jogged 2 3/8 miles. How many more miles must she jog to reach her goal?
*Sunday, March 27, 2016 by Ashley*

**Chemistry**

Phosphorus fertilizers are derived from phosphate rocks, called florapatite, Ca5(PO4)3F. Fluorapatite is insoluble in water, so it must first be dissolved using excess sulfuric acid to form water soluble calcium dihydrogen phosphate Ca(H2PO4)2. If a posdered 5 gram sample of a...
*Sunday, March 27, 2016 by Mae*

**math**

geoff planted dahlias in his garden. dahlias have bulbs that divide and reproduce underground. in the first year, geoff's garden produced 8 bulbs. in the second year, it produced 16 bulbs, and in the third year, it produced 32 bulbs. if this pattern continues, how many ...
*Sunday, March 27, 2016 by s c r e a m i n g*

**Pre calc 11**

Sum of first 12 terms of arithematic series is 186, 20th term is 186. Wat is sum of the first 40 terms
*Sunday, March 27, 2016 by Amansandhuwilldie*

**math**

A company is making detergent out of soap and water. They made one batch that has 30% soap and another batch which is 60% soap. If they mix 600 liters of the first batch with 300 liters of the second batch, what percent of soap will be in the detergent?
*Sunday, March 27, 2016 by Anonymous*

**computer**

draw a flowchart and write the algorithm for printing the first 10 even numbers
*Sunday, March 27, 2016 by kiran*

**math**

i am a 3 digit number the sum of my digits is 10 my first digit and my last digit are the same one of my factors is 7 what number am i? A 181 B 262 C 343 D 505 CHOOSE ONLY ONE!!
*Saturday, March 26, 2016 by jennifer*

**physics 1**

A 3.50 kg ball with a velocity of 10.00 m/s collides with a stationary ball with a mass of 5.00 kg. After the collision, the first ball travels at a 42.6 degree angle from its original path, while the second ball travels at a -26.7 degree angle from the other ball's ...
*Saturday, March 26, 2016 by i*

**Finance**

. On the day that you were born, your grandfather opened a savings account in your name. At that time, he deposited a certain amount of money into the account, and has deposited the same amount on each of your first 20 birthdays. Today is your 21st birthday. Your grandfather ...
*Friday, March 25, 2016 by Later*

**math**

I am a three digit number the sum of my digits is 10. my first digit and my last digit are the same what number am i? A 181 B 262 C 343 D 505
*Friday, March 25, 2016 by lilly*

**Algebra 1**

Fred would like to get at least a C in the class. He got a 68 on the first test. Write an inequality and then solve to find out what Fred would need to get on his next test to have a C in the class. • C≥68 (I honestly do not know how to even start this out.)
*Friday, March 25, 2016 by Jade*

**Probability**

The letters in the word MATHEMATICS are arranged randomly. What is the probability that the first letter is E? Preview What is the probability that the first letter is M?
*Friday, March 25, 2016 by Samuel*

**Calculus**

Suppose x; y, and z are positive numbers that sum to 10. What is the largest possible value of xy + xz + yz? (a) First, suppose that z is a fixed parameter. Then we have to find nonnegative numbers x and y (depending on the fixed value z such that x+y = 10-z), such ...
*Friday, March 25, 2016 by Sarah*

**Math**

Mrs. Mati is setting up two rest stops for a race. There are 24 gallonsvof lemonade total at the two stops.The second stop has twice as many as the first stop.How many gallons of lemonade are at each rest stop?
*Friday, March 25, 2016 by Alaina*

**Statistics**

A flower shop wishes to add the valuable Waimea orchid to its product list. They purchase a large shipment of bulbs from a supplier in Kauai. It is established by Mendelian theory that the predominant colors in the Waimea orchid (blue, red, violet, orange) will occur with the ...
*Thursday, March 24, 2016 by John*

**economy**

Can you please help me solve the first problem of Working with the Data in Chapter 4 (page 136 #1) of Macroeconomics Fifth Edition by Stephen D. Williamson? I need all the steps of how to solve the problem 1. The employment-population ratio, from the Current Population Survey...
*Wednesday, March 23, 2016 by boby*

**FL**

C++ applications. Concepts tested by this project • Loops • File processing • Previously mastered course topics Beverage Orders A high-end coffee shop has just hired you as their senior programmer. They have tasked you to design and implement two C++ ...
*Wednesday, March 23, 2016 by LAUR*

**English**

There are 7 classes for first year students. Each class is composed of about 30 students. Emily is a student of Class 1-2. One of his classmates who went to the same elementary school asks: Which class are you in? What is the answer to the question? 1. I'm in Class 1-2. 2...
*Wednesday, March 23, 2016 by rfvv*

**English**

I'm writing an essay in English on whether learning always has a positive effect on a persona life. I said that it does. I need another main idea. My first one is learning can help us learn from our mistakes. I also need an example from literature or history. Please help!!!!
*Wednesday, March 23, 2016 by Anonymous*

**Geometric progression**

sum of 4 terms of g p is 30 & sum of first and last term is 18 . Find gp a(r^4-1)/(r-1) = 30 a + ar^3 = 18 a(1+r^3) = 18 it's easy to see that if a=2, r=2 Does that work on S4? 2*15/1 = 30. Yes So, the GP is 2,4,8,16,... But sir I want not logic proof , please give ...
*Wednesday, March 23, 2016 by Venkatesh*

**math**

2. Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 6 bulbs. In the second year, it produced 12 bulbs, and in the third year, it produced 24 bulbs. If this pattern continues, how many...
*Tuesday, March 22, 2016 by Olive*

**math**

2. Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 6 bulbs. In the second year, it produced 12 bulbs, and in the third year, it produced 24 bulbs. If this pattern continues, how many...
*Tuesday, March 22, 2016 by Olive*

**math**

Can you check my answers please? Thank you Ben is greeting customers at a music store. Of the first 20 people he sees enter the store, 9 are wearing jackets and 11 are not. What is the experimental probability that the next person to enter the store will be wearing a jacket? ...
*Tuesday, March 22, 2016 by Anonymous*

**Math Probability**

Ben is greeting customers at a music store. Of the first 20 people he sees enter the store, 9 are wearing jackets and 11 are not. What is the experimental probability that the next person to enter the store will be wearing a jacket? Enter your answer as a simplified fraction. ...
*Tuesday, March 22, 2016 by PleaseHelpCheckMyAnswers*

**Algebra**

The first group was responsible for making 160 suits while the second group was responsible for making 25% fewer suits in the same amount of time. The first team made 10 more suits each day than the second team and finished its job 2 days before the deadline date. How many ...
*Tuesday, March 22, 2016 by Andrew*

**Math**

While bowling with friends, Brandy rolls a strike in 5 out of 10 frames. What is the experimental probability that Brandy will roll a strike in the first frame of the next game? Enter your answer as a simplified fraction. Is it 5/10 probability and 5/10 simplified is 1/2 ...
*Tuesday, March 22, 2016 by Anonymous*

**physics**

Radio waves of wavelength 163 m from a galaxy reach a radio telescope by two separate paths as shown in the figure below. One is a direct path to the receiver, which is situated on the edge of a tall cliff by the ocean, and the second is by reflection off the water. As the ...
*Tuesday, March 22, 2016 by Anonymous urgent*

**math**

sum of 4 terms of g p is 30 & sum of first and last term is 18 . Find gp
*Tuesday, March 22, 2016 by Venkatesh*

**math**

The Fernandez family drove 273 miles in 5.25 hours. How far would they have driven at that rate in 4 hours? A rectangle made of square tiles measures 10 tiles long and 8 tiles wide. What is the width of a similar rectangle whose length is 15 tiles? While bowling with friends, ...
*Tuesday, March 22, 2016 by Anonymous*

**HOW TO START YOUR OWN CHILD DAY CARE FACILITY**

Which one of the following is an advantage of setting up a family day care home? A. You can obtain a tax-exempt status. B. You can enroll as many children as you wish. C. You'll be eligible for federal aid. D. Your own child or children will have children to play with.
*Tuesday, March 22, 2016 by Anonymous*

**physics**

Radio waves of wavelength 163 m from a galaxy reach a radio telescope by two separate paths as shown in the figure below. One is a direct path to the receiver, which is situated on the edge of a tall cliff by the ocean, and the second is by reflection off the water. As the ...
*Tuesday, March 22, 2016 by Anonymous urgent*

**Math**

The school store opened on the first day of scroll with 56 notebook and 24 pencils. Within two days it sold all of these items. On the first day, twice as many notebooks were souls as pencils. On the second day for every 5 notebooks sold, 2 pencils were old. How many notebooks...
*Monday, March 21, 2016 by Manuel chua*

**Math**

Jerry started doing sit-ups every day. The first day he did 19 sit-ups. Every day after that he did 2 more sit-ups than he had done the previous day. Today Jerry did 41 sit-ups. Write an equation that could be solved to find the number of days Jerry has been doing sit-ups, not...
*Monday, March 21, 2016 by Merio*

**Algebra 2**

Q: Write a quadratic equation with integral coefficients whose roots are -6+i and -6-i My Answer: x^2+12x+37 (first) sum=-12 product=37 (then) write equation using formula x^2-(sum)x+product Is my work and answer correct?
*Monday, March 21, 2016 by Bryan*

**Math**

Is it easier to evaluate n^0 w^0 for n=-2 and w=3 by simplifying first or by substitute first ? explain
*Monday, March 21, 2016 by Anonymous*

**English**

When assembling a writing plan for an essay, which of the following should come first? A. Material that catches the reader's interest B. The first section of the body of your essay. C. A brief summary of your conclusion (D. The general idea of your essay) Correct me if ...
*Monday, March 21, 2016 by Jocelynn*

**History**

Four major candidates ran in the 1824 election, all under the "Democratic-Republican" name. One of the candidates, Andrew Jackson, was already famous. In the 1780s, he earned the right to practice law and served in various offices of the state government, including ...
*Monday, March 21, 2016 by jai*

**math**

Antoine went on vacation. His room cost $115.62 each night. His flight there cost $45.70. His flight home cost $32.49. He averaged $15.00 per day on food. On the first day Antoine won $75.00. On the last day he lost $25.00. If he stayed for 3 nights and 4 days, how much did ...
*Monday, March 21, 2016 by Ingrid*

**U.S. Government **

The authors of the Federalist Papers stated that when framing a government the government must first be able to control the governed and also be able to control itself. To what extent were the founding fathers successful in implementing these goals?
*Monday, March 21, 2016 by Troy*

**Pre Algebra**

Describe the speed of the remote-control car over time. A. The speed of the car decreases from 4 mi/h to 2 mi/h in the first 3 seconds, increases to 5 mi/h in the next 2 seconds, and then remains at 5 mi/h for the last 5 seconds. B. The speed of the car increases from 4 mi/h ...
*Monday, March 21, 2016 by Summer *

**math**

Amanda has a ribbon that is 1-meter long. She wants to put a bead at every of a meter. She puts the first bead at and the last bead is at 1 meter. Which number line shows the correct placement of beads if Amanda puts them at every of a meter? A. B. C. D.
*Monday, March 21, 2016 by mom*

**Pre Algebra **

Describe the speed of the remote-control car over time. A. The speed of the car decreases from 4 mi/h to 2 mi/h in the first 3 seconds, increases to 5 mi/h in the next 2 seconds, and then remains at 5 mi/h for the last 5 seconds. B. The speed of the car increases from 4 mi/h ...
*Monday, March 21, 2016 by Summer *

**Physics**

A transparent photographic slide is placed in front of a converging lens with a focal length of 2.41 cm. An image of the slide is formed 13.0 cm from the slide. (a) How far is the lens from the slide if the image is real? (Enter your answers from smallest to largest starting ...
*Monday, March 21, 2016 by Deaven*

**Chemistry**

The first part of this questions answer is 4.291975376e-4 What mass of KI must be added for PbI2 to form? Answer in units of g.
*Sunday, March 20, 2016 by Jacaria*

**math**

You are on a 650-mile trip by car. Your car used eight gallons of gas to travel the first 210 miles of the trip at the same rate. How much more gas will you need to make it the rest of the way?
*Sunday, March 20, 2016 by 7*

**maths**

A car travels 40 miles per gallon of petrol. How many kilometres can it travel on 5 gallons of petrol? (From a KS2 CGP SATs question book). The solution in the book says 40/5 = 8 8x8=64 64x 5 = 320Km I get the 64x5 =320Km, but not the first bit. Can anyone help please?
*Sunday, March 20, 2016 by Anna*

**mathematics-Algebra**

I think of two whole numbers;the product of the average of the sum and difference of the numbers and the difference of the sum and difference of the numbers is 12.if three times the first added to the second makes up 11..find the two numbers please show workings #thanks
*Sunday, March 20, 2016 by p1*

**Math**

Mildred has a bag of coins the back contains 10 dimes five Nichols and one penny to randomly select two coins from the bad one at a time with the replacement what is the probability that Mildred Will select the dime first then a penny
*Saturday, March 19, 2016 by Carlo*

**english**

“That person must belong to a gang; just look how he dresses”. How often do you here people saying these types of things about others, yet, how often have we said something similar? I believe our society is based on the superficial things, which we categorize people ...
*Saturday, March 19, 2016 by HELP*

**english**

“That person must belong to a gang; just look how he dresses”. How often do you here people saying these types of things about others, yet, how often have we said something similar? I believe our society is based on the superficial things, which we categorize people ...
*Saturday, March 19, 2016 by HELP*

**Math**

In the expansion of (ax +by)^8, the first three terms are 256x^8, 6144x^7y and 64512x^6y^2. Find the values of a and b
*Friday, March 18, 2016 by Rose*

**Math**

A hospital was out of juice at the end of September. They bought 200 cases on October 1 at $10/each and 200 more cases on November 1 at $12. There were 100 cases left at the end of October. What is the total of the first case expensed on November 2nd?
*Friday, March 18, 2016 by Alex*

**7th Grade Science**

Hi, I really need help with this. I'm supposed to find information about biodiversity and fishing or housing and answer these two questions: "What challenges does [your topic] pose to biodiversity? What do you think should be done and why?" The websites my school...
*Friday, March 18, 2016 by Music Lover 14*

**sgfrsargehw**

. A car traveling at 25 mi/h accelerates to 48 mi/h over the first 5 seconds. It maintains that speed for the next 5 seconds, and then slows to a stop during the next 5 seconds
*Friday, March 18, 2016 by BLOBBY*

**Math**

A hospital was out of juice at the end of September. They bought 200 cases on October 1 at $10/each and 200 more cases on November 1 at $12. There were 100 cases left at the end of October. What is the total of the first scare expensed on November 2nd?
*Friday, March 18, 2016 by Alex*

**Math**

Find two numbers whose sum is -64, if twice the first is 1 more than the second
*Friday, March 18, 2016 by Anonymous*

**Math**

A new car typically loses 20% of its initial value during the first year. During the second year, the car loses 15% of its value after the first year. Find the value of the car($18,000) after the first year and after the second year.
*Thursday, March 17, 2016 by Anonymous*

**math**

a box contains seven red marbles, five green marbles & eight blue marble. a marble is drawn at random & is replaced. a second marble is then drawn from ther jar. find the probabilty that the first marble is red & second is green
*Thursday, March 17, 2016 by thomas*

**Math**

Shawn earns $3.50 per hour for the first 40 hours worked in a week and $20.25 per week, for hours over 40. If he earns $661.50 in one week, how many hours did he work?
*Thursday, March 17, 2016 by Anonymous*

**Math**

A new car typically loses 20% of its initial value during the first year. During the second year, the car loses 15% of its value after the first year. Find the value of the car after the first year and after the second year.
*Thursday, March 17, 2016 by Sidney*