Tuesday

May 31, 2016
**probability theory**

3 students; A, B and C, are in a swimming race. A and B have the same probability of winning and each is twice as likely to win as C. Find the probability that B or C wins the swimming race. 3) Given three boxes as follows: Box A contains 3 red, 2 white and 2 blue balls. Box B...
*Friday, November 20, 2015 by charles*

**math fractions**

Sherry spent 1/5 of her money on school supplies and 3/8 of the remainder on a CD player. She had $25 left. How much money did she have at first? do not use algebra
*Thursday, November 19, 2015 by daniel*

**math**

A baseball player's batting average is calculated by dividing the number of times a player got a hit by the total number of times the player was at bat. It is expressed as a decimal rounded to three decimal places. After the first ten games of the season,Sam had 12 hits ...
*Thursday, November 19, 2015 by Irene Wu*

**Math**

1. What compromise did states reach for the purpose of determining representation by population in the House of Representatives? (1 point) Slaves would be counted as three-fifths of a person for official population counts. Slave populations would count for representation but ...
*Thursday, November 19, 2015 by Mariana*

**Hisotry**

Does anyone have any examples of how the first amendment can be used today? Thank you!
*Thursday, November 19, 2015 by Cara*

**Stats**

Fill in the table below regarding populations and samples. The first column represents the question the statistician is trying to answer. Fill in the blank(s) for each row. 1.Is my well water safe? 2.Are as many girls born as boys in the world? 3.Which works better, Advil or ...
*Thursday, November 19, 2015 by Logan*

**English**

The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m ...
*Thursday, November 19, 2015 by Kaai97*

**Algebra(please check my answers)**

**Choose the Vocab word that best fits the given sentences** ~Word Bank~ A)slope B)domain C)vertical line test D)function E)negative correlation F)solution G)range H)linear equation ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GIVEN QUESTIONS W/ MY ANSWERS 1. The tilt slant...
*Thursday, November 19, 2015 by Maya^.^*

**math**

Mr. X invested a part of his investment in 10% bond A and a part in 15% bond B. His interest income during the first year is Rs.4,000. If he invests 20% more in10% bond A and 10 % more in 15% bond B, his income during the second year increases by Rs.500. His initial investment...
*Thursday, November 19, 2015 by moon*

**Statistics**

The percent of fat calories that a person in America consumes each day is normally distributed with a mean of 36 and a standard deviation of about 10. Suppose that 16 individuals are randomly chosen for an experiment. A) Is it appropriate to use the normal approximation for ...
*Thursday, November 19, 2015 by Brandy*

**Math Word Problem(PLEASE HELP NOW)**

Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every third locker. The ...
*Wednesday, November 18, 2015 by LizzyLiz*

**English**

Hi, I was wondering if you could loose an accent. I speak English and have an American accent. But English is not my first language. My parents are afraid that I'm going to loose my American accent of English, since I'm home-schooled and do not talk in English all the...
*Wednesday, November 18, 2015 by KittenLover2015*

**Math**

The first term in a sequence is 4 and each of teh following terms is found by multiplying the previous term by n. What is the fifteenth term? Is the answer 4n(15)?
*Wednesday, November 18, 2015 by Jessica*

**Math**

Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every third locker. The ...
*Wednesday, November 18, 2015 by LizzyLiz*

**Chemistry**

Calculate the value of theshielding constant if the first ionosaton energy of Helium is 3.98x10ᴧ -19 J/mol
*Wednesday, November 18, 2015 by Roderick*

**Language Arts**

Read the definition. Then match it to the correct plot element. the high point, or turning point, in the action of the plot (1 point) • rising action • climax • falling action • resolution ** 1 Chris and Taylor have been neighbors for years. During the ...
*Wednesday, November 18, 2015 by Eva Jane*

**Chemistry**

Silver chloride has Ksp=1.6x10^-10 and silver cheomate has Ksp=9.0x10^-12. We have 1.00 liter of a solution contains both nacl(0.10M) and Na2cro4(0.10M) solid AgNo3 is added slowly and the solution is stirred well. a) which precipitate first Agcl or AgCro4? B)what are the ...
*Wednesday, November 18, 2015 by Anonymous *

**Statistics**

An urn contains three yellow,four green and five blue balls. Two balls are randomly drawn without replacement. Find the probability of the following events: a.both balls are blue. b.the first ball is green and the second yellow. c.there is one green and one yellow ball
*Wednesday, November 18, 2015 by Dominiq*

**Geometry 1 question**

Find the image of O(-2, -1) after two reflections, first across the line y = -5 and then across the line x = 1. (-2, -1) (-1, -6) (4, -9) (1, -5) I am very confused, no idea what this means. Please help? Thanks
*Tuesday, November 17, 2015 by SkatingDJ*

**Science**

1) Explain why Earth and other planets were not solid when they formed during the beginning of the Precambrian, approximately 4,600 million years ago (MYA). What was this particular time period called, and why is this time period not really considered a part of Earth’s ...
*Tuesday, November 17, 2015 by Anonymous*

**SCIENCE check answers please :)**

1) Explain why Earth and other planets were not solid when they formed during the beginning of the Precambrian, approximately 4,600 million years ago (MYA). What was this particular time period called, and why is this time period not really considered a part of Earth’s ...
*Tuesday, November 17, 2015 by Cami*

**LA 1 question plz help**

which of the following sentences from the excerpt provides clues that signal the first-person point of view? A. you know who won the Yugovision song contest?! B. The airport, train, and bus station are packed C. mommy, who's terrified of mice, had two fears to cope with D...
*Tuesday, November 17, 2015 by #AriannaGirl :)*

**IMPORTANT MATH NEED HELP NOW!!!**

. Evaluate the expression. 2(y + 2) for y = 3 (1 point) –4 8 10 2 2. The cost in dollars of a field trip is 64 + 14n, where n is the number of people attending. What is the cost for 48 people? (1 point) $736 $126 $896 $910 3. Write a word phrase for p – 4. (1 point...
*Tuesday, November 17, 2015 by Eevee*

**Calculus**

Find the first partial derivatives and evaluate each at the given point. Function w = sqrt(5x^2 + y^2 − 4z^2) Point (2, −4, 2) wx(2, −4, 2) = wy(2, −4, 2) = wz(2, −4, 2) =
*Tuesday, November 17, 2015 by Calculus Help *

**Calculus**

Find the first partial derivatives and evaluate each at the given point. Function w = 2x^2y − 6xyz + 10yz^2 Point (2, 5, −3) wx(2, 5, −3) = wy(2, 5, −3) = wz(2, 5, −3) =
*Tuesday, November 17, 2015 by akash*

**chemistry**

The following reaction can be written as the sum of two reactions, one of which relates to ionization energy and one of which relates to electron affinity: Li(g)+F(g)→Li+(g)+F−(g) What is the reaction that corresponds to the first ionization energy of lithium, Li? ...
*Monday, November 16, 2015 by rabia*

**Math**

A group of friends went on a hiking trip. They planned to hike a total of 38 miles. They want to complete 25% of the hike by the end of the first day. About how many miles should they hike the first day?
*Monday, November 16, 2015 by Anonymous*

**Social Studies**

who was the commander of the forces that fired the first shot of the civil war
*Monday, November 16, 2015 by Lauren*

**English/Creative Writing**

Will you help me? I don't know how I am supposed formulate my answers. A story's beginning should interest the reader and draw him or her into action. What would be some effective ways to start the following stories? 2. A third-person narrative about an adopted person ...
*Monday, November 16, 2015 by Victoria*

**Quick English check- ms sue**

Select the term that is best evoked by each of the scenarios below. Use complement, contend efficacious, emulate, engross, exploit, facile, implicit, industrious, replicate. 1. The representatives appeal for aid for the disaster victims was so effective that aid literally ...
*Monday, November 16, 2015 by Anonymous*

**Precalc**

A certain retiree currently receives $15,000 a year in Social Security. Each year his payment is increase by 3% to keep up with inflation. How much will the retiree collect in benefits over the next seven years? (Count this year as the first of the seven years.)
*Monday, November 16, 2015 by Peyton*

**Pre-Calculus**

Big Bob is trying to shape up for the summer. He begins on the first day of his exercise program with 3 sit ups. Each day he will do 4 more sit ups than the day before. On what day will Big Bob do 115 sit ups?
*Monday, November 16, 2015 by Claire*

**English/Creative Writing**

Will you help me? I don't know how I am supposed formulate my answers. A story's beginning should interest the reader and draw him or her into action. What would be some effective ways to start the following stories? 1. A first-person narrative about your greatest ...
*Monday, November 16, 2015 by Victoria*

**algebra**

In one U.S. city, the quadratic function models the median, or average, age, y, at which men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to...
*Monday, November 16, 2015 by Sara*

**Science**

Which of the following gases was most likely present in Earth's earliest atmosphere? A. nitrogen B. hydrogen* C. argon D. oxygen Which of the following statements accurately describes the development of the geologic time scale? A. Scientists developed the geologic time ...
*Monday, November 16, 2015 by Anonymous*

**Algebra**

Tim's scores the first five times he plays a video game are listed below. 4,526 4,599 4,672 4,745 4,818 Tim's scores follow a pattern. Which expression can be used to determine his score after he played the video game n times. A.) 73n + 4,453 B.) 73(n + 4,453) C.) 4,...
*Monday, November 16, 2015 by Danielle*

**Science CHECK ANSWERS PLZ**

Which of the following gases was most likely present in Earth's earliest atmosphere? A. nitrogen B. hydrogen* C. argon D. oxygen Which of the following statements accurately describes the development of the geologic time scale? A. Scientists developed the geologic time ...
*Monday, November 16, 2015 by Anonymous*

**Trig **

I've done this one multiply times yet it never seems to work out, I'm supposed to simplify yet it never works out tan(csc^-1(x/x-1)) my first step; sin/cos(1/sin(x/x-1))
*Monday, November 16, 2015 by Anna *

**math**

solve the inequality by first clearing the fraction 4/5>=2/3-2/7x
*Monday, November 16, 2015 by Howayda*

**English**

1. Mattie's first wish came true in 2001. 2. Mattie's first wish was realized in 2001. (Are both the same?) in 2001 3. in two thousand one 4. in twenty one. 5. in twenty o one. (Which reading is OK? Do you have other kinds of reading?)
*Sunday, November 15, 2015 by rfvv*

**chemistry Dr BOB**

In many residential water systems, the aqueous Fe3+ concentration is high enough to stain sinks and turn drinking water light brown. The iron content is analyzed by first reducing the Fe3+ to Fe2+ and then titrating with MnO4- in acidic solution. Fe2+(aq) + MnO4-(aq) ? Mn2+(aq...
*Sunday, November 15, 2015 by Dalton*

**Social Studies **

1.) the first successfully established English colony in North America was a.) Plymouth b.) New York c.) Jamestown d.) Santa Fe 2.) protestants who wanted to reform the anglican church were called a.) pilgrims b.) puritans c.) plymouthians d.) priests 3.) how did the British ...
*Sunday, November 15, 2015 by Abbie*

**Chemistry Dr. BOB**

In many residential water systems, the aqueous Fe3+ concentration is high enough to stain sinks and turn drinking water light brown. The iron content is analyzed by first reducing the Fe3+ to Fe2+ and then titrating with MnO4- in acidic solution. Fe2+(aq) + MnO4-(aq) ? Mn2+(aq...
*Sunday, November 15, 2015 by Dalton*

**College algebra**

One pipe can fill the swimming pool in 6h and on other in 8h. If the first run for 2h and then the second is opened. How long before the pool is full?
*Sunday, November 15, 2015 by Britz*

**Precalculus**

1.) Use sigma notation to describe the sum of the first ten terms of the arithmetic sequence. 20+18.5+17+15.5+14+12.5+11+9.5+8+6.5 2.)Use sigma notation to describe the sum of the first ten terms of the geometric sequence. (40)+(-10)+(5/2)+(-5/8)+(5/32)+(-5/126)+(5/512...
*Saturday, November 14, 2015 by Ellie*

**chemistry**

In many residential water systems, the aqueous Fe3+ concentration is high enough to stain sinks and turn drinking water light brown. The iron content is analyzed by first reducing the Fe3+ to Fe2+ and then titrating with MnO4- in acidic solution. Fe2+(aq) + MnO4-(aq) ? Mn2+(...
*Saturday, November 14, 2015 by Dalton*

**Chemistry**

When sodium chloride, NaCl, is added to water, it forms a solution. Rank the steps involved in the dissolution of salt in water from first step to last step. To rank items as equivalent, overlap them. a.) NaCl crystal is added to water b.) NaCl solution c.) The Na ions are ...
*Saturday, November 14, 2015 by LuigiR*

**Biology**

A recessive sex-linked allele (h) located on the X chromosome increases blood-clotting time, causing hemophilia. a. With the aid of a Punnet square explain how hemophilic offspring can be born to normal parents? My work: Hemophilic offspring could be born to normal parents ...
*Friday, November 13, 2015 by Alexander*

**History**

12. What effect did technology have on World War I? It enabled nations to defeat their enemies with few casualties. It greatly increased the number of casualties. <- It decreased the amount of money needed to wage war. Question 13 The desire for independence by __________ ...
*Friday, November 13, 2015 by Dee*

**history**

Hello. I have a history project and I really need help with thinking of a catchy phrase. It has to do with the first amendment and its also a public service announcement. If anyone has any ideas please help me out. Thank you very much.
*Friday, November 13, 2015 by Macey*

**Language Art's**

1.) When MacNeil asks, "When before human history has so much humanity collectivity surrendered so much of its leisure to one toy, one mass diversion?" What is this persuasive technique called? A. repetition B. Generalization C. a rhetorical question D. a ...
*Friday, November 13, 2015 by YRN DJ*

**c++ programming **

I need some help with my homework please Write a C++ program to prompts the user to enter the first character of shape name (Cycle, Rectangle, or Triangle). Then calculate the area of that shape. „h If the user enters another character the program should print: You should...
*Friday, November 13, 2015 by sally*

**Precalc**

1) Janet is offered a job with a starting salary of $15,000, and a guaranteed annual increase of $600. If she takes the job, what will be her guaranteed salary for the 10th year? What would her total earnings be for the first 10 years? Answer: $21,000 ; $ 198,000 2) Sue's ...
*Thursday, November 12, 2015 by Ron*

**Chemistry**

Nitrogen and oxygen can react directly with one anotheer to produce nitrogen dioxide according to N2(g) + 2O2(g) --> 2NO2(g) The reaction may also be imagined to take place by first producing nitrogen oxide N2(g) + O2(g) --> 2NO(g) which then produces NO2 2NO(g) + O2(g...
*Thursday, November 12, 2015 by Sarah*

**math**

Find two positive numbers such that the sum of the first and twice the second is 100 and their product is a maximum.
*Thursday, November 12, 2015 by anon*

**science**

1) What is the purpose of DNA? A) manufactures proteins B) reduces activation energy C) stores hereditary information D) to aid in facilitated diffusion 2) What process accounts for species diversity? A) mitosis B) meiosis C) predation D) symbiosis 3) Which process results in...
*Thursday, November 12, 2015 by crossfire*

**English**

Posted by rfvv on Tuesday, November 10, 2015 at 5:23pm. 1. Yosemite is famous for its natural wonders. 2. We arrived at Yosemite in the afternoon. ===================== In the sentences above, what does "Yosemite" mean? Is it Yosemite Valley or Yosemite National Park...
*Thursday, November 12, 2015 by rfvv*

**Precalculus**

Show the first three terms of each related sequence or series and solve each problem. 1) Jerry hopes to buy a camera which costs $680. He plans to save $5 more each month than in the month before, beginning with $5 this month. In how many months will he have saved enough? 2) A...
*Thursday, November 12, 2015 by Claire*

**Math**

Karl's scores on the first five science tests are shown in the table. Test 1 Test 2 Test 3 Test 4 Test 5 85 84 90 95 88 Part A. Write am inequality that represents how to find the score he must receive on the sixth test to have an average score of more than 88. Part B. ...
*Thursday, November 12, 2015 by Wendy*

**accounting and finance**

4. Dividends Per Share Scan Tech Inc., a developer of radiology equipment, has stock outstanding as follows: 24,000 shares of 2%preferred stock of $75 par, and 100,000 shares of $8 par common. During its first four years of operations, the following amounts were distributed as...
*Thursday, November 12, 2015 by Anonymous*

**quine**

The 2nd and 5th term of a geometric progression are - 6 & 48 find the sum of the first four term respectively
*Thursday, November 12, 2015 by opeyemi*

**Math**

Jesse played two days of golf. On the second day, he got a score of 6 below par, or -6. His total for the two days was 0 above par, or 0. Define a variable. Then write and solve an equation to find the score Jesse got on the first day. Show your work.
*Thursday, November 12, 2015 by Anonymous *

**Language arts.**

Which is the best prediction based on the first three sentences of the selection?
*Thursday, November 12, 2015 by Jasmine *

**Career**

1.)When considering a post-secondary option, you should consult which of the following sources? A.)Your internal motivation B.)Family & friends C.)Reference Materials D.)All Of Above 2.)Sarah needs to complete financial aid packets. According to this unit, during which school ...
*Thursday, November 12, 2015 by YRN DJ*

**Math 141**

Box A contains 3 white marbles and 4 black marbles. Box B contains 6 white marbles and 5 black marbles. An experiment consists of first selecting a marble at random from Box A. The marble is transferred to Box B and then a second marble is drawn from Box B. What is the ...
*Thursday, November 12, 2015 by Katie*

**Math 141**

Three machines turn out all the products in a factory, with the first machine producing 20% of the products, the second machine 15%, and the third machine 65%. The first machine produces defective products 17% of the time, the second machine 8% of the time and the third ...
*Wednesday, November 11, 2015 by Katie*

**math**

Determine the standard matrix D of the linear mapping G: R^2-->R^2 that first rotates points clockwise through pi/6 radians and then reflects points through the line x2=x1
*Wednesday, November 11, 2015 by Josh*

**English**

This is an essay dealing with Henry David Thoreau, Mahatma Gandhi, and Martin Luther King Jr. The prompt asked how do these men individually reflect the "sprit of optimism" hence this is the name of the essay (: I need help to REVISE & EDIT as far as grammar, correct...
*Wednesday, November 11, 2015 by Emma*

**Language Arts!**

Which of the following uses the indicative mood? A. I will feel flush after I get my very first paycheck for this job B. I insisted that my brother do the dishes because I set the table ** C. If I were rich I would get convertibles for us both D. If I won the lottery I hope ...
*Wednesday, November 11, 2015 by Mary*

**HELP PLEASE**

1. Under which of the following conditions would a fossil most likely form? A. A living thing dies and sediment is very slowly deposited on top of its body. B. A living thing dies and sediment quickly covers its body. C. A living thing dies and its skeleton is left exposed to ...
*Wednesday, November 11, 2015 by OHI*

**Language Arts**

Which of the following sentences is written in the subjunctive mood? A) I will feel flush after I get my very first paycheck for this job. B) I insisted that my brother do the dishes because I set the table. C) If I were rich, I would get convertibles for us both. D) If I win ...
*Wednesday, November 11, 2015 by Kevin Black*

**math**

Determine the standard matrix D of the linear mapping G: R^2--R^2 that first rotates points clockwise through pi/6 radians and then reflects points through the line x2=x1
*Wednesday, November 11, 2015 by Josh*

**Science CHECK ANSWERS! PLEASE HELP!! :(**

1. Under which of the following conditions would a fossil most likely form? A. A living thing dies and sediment is very slowly deposited on top of its body. B. A living thing dies and sediment quickly covers its body. C. A living thing dies and its skeleton is left exposed to ...
*Wednesday, November 11, 2015 by OHI*

**Math**

esse played two days of golf. On the second day, he got a score of 6 below par, or -6. His total score for the two days was 0 above par, or 0. Define a variable then write and solve an equation to find the score jesse got on the first day. show your work thanks
*Wednesday, November 11, 2015 by DEEZ GOT HEE*

**Social Studies (Check, Please!)**

1) Evaluate the effects of the Teapot Dome scandal on citizens' views of the federal government? A: Because of the Teapot Dome scandal, citizens viewed the federal government as corrupt. They lost their faith in the federal government until Harding's successor Calvin ...
*Wednesday, November 11, 2015 by Victoria*

**Social Studies (Ms. Sue)**

1) Evaluate the effects of the Teapot Dome scandal on citizens' views of the federal government? A: Because of the Teapot Dome scandal, citizens viewed the federal government as corrupt. They lost their faith in the federal government until Harding's successor Calvin ...
*Wednesday, November 11, 2015 by Victoria*

**math-linear algebra**

Determine the standard matrix D of the linear mapping G: R^2--R^2 that first rotates points clockwise through pi/6 radians and then reflects points through the line x_2=x_1
*Wednesday, November 11, 2015 by John*

**SCIENCE CHECK ANSWERS!!! HELP PLEASE**

1. Under which of the following conditions would a fossil most likely form? A. A living thing dies and sediment is very slowly deposited on top of its body. B. A living thing dies and sediment quickly covers its body. C. A living thing dies and its skeleton is left exposed to ...
*Wednesday, November 11, 2015 by OHI*

**Precalculus**

Find each of the sums indicated or described. Show use of the appropriate formula, rather than simply using a calculator to add them. 1) The sum of the first 17 terms of a geometric series with a first term of 3000 and a common ratio of 1/2. 2) 7+9+11+13+... 10 terms 3) 1 + &#...
*Wednesday, November 11, 2015 by Y*

**maths**

Help me and show rough work please . First question:A cup holds 150 millilitres. How many cups of tea can be poured from a full teapot which holds 1.5 litres? 2. Put in order of size, smallest first: 2.2, 2.22, 2.199 3. Mom bought two pillows and paid with a €20 ...
*Wednesday, November 11, 2015 by liam*

**accounting**

On January 1, 2013, Sweetwater Furniture Company leased office space under a 21-year operating lease agreement. The contract calls for annual rent payments on December 31 of each year. The payments are $19,000 the first year and increase by $350 per year. Benefits expected ...
*Wednesday, November 11, 2015 by Anonymous*

**Language Arts**

Directions: Underline the verb in each sentence, then write past present or future. 1. We study English in Pete's class. -Underline study and this is present 2. English was not my first language.- I am confused on this sentence. 3. I will be a very good English speaker one...
*Wednesday, November 11, 2015 by Patrick*

**chemistry**

A viral preparation was inactivated in a chemical bath. The activation process was found to be first order in virus concentration. The beginning of the experiment 2% of the virus was found to be inactivated per minute. [i] Evaluate k for the inactivation process in units (1/s...
*Wednesday, November 11, 2015 by Steven*

**hope**

Wendy plans to run her first 5k in two months, and she needs to prepare. She has a busy schedule, though, and needs to select the best activity for her heart health. Which activity should Wendy pick?
*Tuesday, November 10, 2015 by Anonymous*

**Math**

Jackie scored 82 and 88 on her first two quizzes. Write and solve a compound inequality to find the possible values for a third quiz score that would give her an average between 80 and 85, inclusive. a. 80=<(82+88+n)/3=<85;70=<n=<85 b. 70=<(82+88+n)/3=<...
*Tuesday, November 10, 2015 by Kaai97*

**Math**

Your class hopes to collect at least 325 cans of food for the annual food drive. There were 135 cans donated the first week and 89 more the second week. a. Write an inequality that describes this situation. Let c represent the number of cans of food that must be collected by ...
*Tuesday, November 10, 2015 by Kaai97*

**maths**

Please help me on these problem solving sums. Also show the rough work and answer. First question: If 15% of the children walk to school, 7% cycle to school and 30% come by bus, what percentage come by car ? 2. How much for forty steel nails at €2.50 per 100 ? 3. What is ...
*Tuesday, November 10, 2015 by liam*

**URGENT**

An urn contains a total of 9 marbles out of which 2 are red, 3 are white, and the remaining are blue. Two marbles are drawn out of the urn in succession. What is the probability that both marbles are the same color if: a. Replacement is allowed? b.The first marble is not ...
*Tuesday, November 10, 2015 by Suhayla*

**First Progressive Academy**

Cathy's age 5 years avoid she is x years old now
*Tuesday, November 10, 2015 by Justine*

**Physics**

A car starts from rest with an acceleration of 1.87 m/s^2 at the same time that a second car moving with a velocity of 29.2 m/s passes it. How far does the first car move before it overtakes the second car?
*Monday, November 9, 2015 by Frank William*

**algebra**

His job pays a starting salary of $32,000 with a 5% raise at the end of each year. Give his salaries for the first 5 years he works.
*Monday, November 9, 2015 by o*

**Science**

Cosmos Episode 1 Worksheet Directions: Answer the questions as you watch episode 1 of Cosmos: A Spacetime Odyssey 1. What is the name of Neil deGrasse Tyson’s “spaceship” 2. What is responsible for creating wind and keeping everything in the solar system in its ...
*Monday, November 9, 2015 by verna*

**Statistics**

For a certain computer program a password must be exactly 5 characters long the first character must be a number 0-5, the second third and fourth character can either be one of the 26 letters or a number 0-9, the fifth character has to be exactly the same as the second ...
*Monday, November 9, 2015 by Sawyer James*

**math**

The letters in the word MATHEMATICS are arranged randomly. What is the probability that the first letter is E? What is the probability that the first letter is M?
*Sunday, November 8, 2015 by hana*

**math**

A hacker is trying to guess someone's password. The hacker knows (somehow) that the password is 14 characters long, and that each character is either a lowercase letter, (a, b, c, etc), an uppercase letter (A, B, C, etc) or a numerical digit (0, 1, 2, 3, 4, 5, 6, 7, 8, or ...
*Sunday, November 8, 2015 by john*

**Chemistry (Check)**

Ammonia can be produced in a two-step process. First, nitrogen reacts with red-hot magnesium to form magnesium nitride. Then magnesium nitride reacts with water to form magnesium hydroxide and ammonia. A. Write each balanced chemical reaction. B. How many grams of magnesium ...
*Sunday, November 8, 2015 by Anonymous*

**Chemistry (Check)**

Ammonia can be produced in a two-step process. First, nitrogen reacts with red-hot magnesium to form magnesium nitride. Then magnesium nitride reacts with water to form magnesium hydroxide and ammonia. A. Write each balanced chemical reaction. B. How many grams of magnesium ...
*Sunday, November 8, 2015 by Anonymous*

**math**

write the equation a) 250mg of a drug has a half life of 3 hours b) the population of acity with 34560 people growns 3% each year c) 100 people brought a new product the first month. the number of people who buy the product doubles every 5 months.
*Sunday, November 8, 2015 by XOXOX*

**math**

A hacker is trying to guess someone's password. The hacker knows (somehow) that the password is 14 characters long, and that each character is either a lowercase letter, (a, b, c, etc), an uppercase letter (A, B, C, etc) or a numerical digit (0, 1, 2, 3, 4, 5, 6, 7, 8, or ...
*Sunday, November 8, 2015 by john*

**Chemistry (Ksp and Solubility)**

Kindly answer my query as early as possible.Please solve the complete question A solution contains 0.01M Ag+ and 0.001M Ba+2 . ksp of Ag2CrO4 = 2.4*10e-12 ksp of BaCrO4 = 1.17*10e-10 A solution of K2CrO4 is added to this solution. Which will precipitate first,Silver chromate ...
*Sunday, November 8, 2015 by Bilal Asif*