Saturday

April 25, 2015

April 25, 2015

Number of results: 9,828

**Math**

what is the solution to the system of equations? 5x + 4y = 8 x - 2y = 10 (not multiple choice) my answer: (-5, -1) What are the missing values? (coincident) 4x + 5y = 8 8x + ____ y = _____ (Not multiple choice) Im not sure how to do this one collection of dimes and nickels is ...
*November 19, 2014 by Anonymous*

**Math**

14+2m = 4m - 16 (no multiple choice) I don't understand it 4(x +2) = 14 - 2(3 - 4x) (no multiple choice) Eight subtracted from 4 times a number is equal to 4 less than 6 times the number. (not multiple choice) my answer is 8x - 4 = 4x - 6
*September 22, 2014 by Anonymous*

**Math**

12+4n/3 = 8 Not multiple choice.. trying to find n. My answer is 7 9a - 3(a -6) = -6 Not multiple choice.. I'm not quite sure how to do this The width of a rectangle is 6 in. less than its length. The perimeter is 68 in. What is the width of the rectangle? Not multiple choice...
*September 17, 2014 by Anonymous*

**Math**

Each day Julia's math Teacher gives class a warm up qs. It's true/false 20% of the times and multiple choice 80% . Julia gets 70% on true false correct and 90% on multiple choice correct. Julia answered today's question correctly. What's the probability that it was a multiple ...
*April 15, 2015 by Jason *

**algbrea**

Francine and Cheryl received equal scores on a test made up of multiple choice questions and an essay. Francine got 34 multiple choice questions correct and received 14 points for her essay. Cheryl got 30 multiple choice questions correct and received 22 points for her essay...
*September 29, 2014 by jace*

**Math**

a 10 question multiple choice test has 4 possible answer for each question. A student selects at least 6 correct answers. Find probability of this event: (multiple choice) A) .118 B) .995 C) .068 D) .571
*December 13, 2011 by Matt Borchelt*

**Math **

The width of a rectangle is 6 in. less than its length. The perimeter is 68 in. What is the width of the rectangle? (not multiple choice) my answer is 14 5(a-4) - 8a = 55 (not multiple choice) my answer -25 2n-7/3 = 15 (not multiple choice) my answer is 6
*September 19, 2014 by Anonymous*

**Math**

The width of a rectangle is 6 in. less than its length. The perimeter is 68 in. What is the width of the rectangle? (not multiple choice) my answer is 14 5(a-4) - 8a = 55 (not multiple choice) my answer -25 2n-7/3 = 15 (not multiple choice) my answer is 6
*September 19, 2014 by Anonymous*

**Stats**

An instructor gives a test with 20 multiple choice questions. There are 4 responses per questions and only one choice correct. The test also has 30 True/False questions. Determine the probability a student randomly guessing on all questions and correctly answering no more than...
*March 31, 2011 by Lacey*

**Biology**

How do you calculate the magnification on a microscope? Please help, I do not have any multiple choice to go by, I have to write a response!
*September 18, 2014 by Skye*

**Biology**

How do you calculate the magnification on a microscope? Please help, I do not have any multiple choice to go by, I have to write a response!
*September 18, 2014 by Sky*

**AP stuff**

"Come to... classroom after school (the possible dates will be announced later in April). There you will naswer 20 multiple choice questions based on the text, as well as AP style multiple choice questions. You will also answer 2 openended questions both of which will be ...
*May 18, 2008 by Me*

**Maths**

Multiple-choice questions in a test are graded by adding 2 marks for each correct response and subtracting 1 mark for each incorrect response (including no response). Rory and Jenny answered all the multiple-choice questions, with Rory scoring 27 and Jenny scoring 42. Rory ...
*November 17, 2010 by Jannie*

**Stats**

[1.5%] ANOVA: Three groups of 5 students were tested in their ability to correctly answer a 10-question quiz under different formats. Group 1 had a True/False quiz, Group 2 had a Fill-In quiz, and Group 3 had a Multiple Choice quiz. Their scores were as follows: True/False ...
*May 17, 2010 by TJohnson*

**Math**

What is the probability of rolling a number cube and getting an even number or a multiple of 3? I got 4/6 as the probability, but that isn't a choice. 6 is a multiple of 3 and an even number, so if I count 6 once, then I get 4/6 as the probability. But if I count 6 twice (for ...
*March 30, 2011 by Sammy*

**biology help**

Pick one of the multiple choice that best matches the answer. For grasshoppers and locusts to be in the same family they must also be in the same a. order b. group c. genus d. species
*May 18, 2010 by kim*

**biology-multiple choice question**

In order to survive, all organisms must carry out: 1. autotrophic nutrition 2. heterotrophic nutrition 3. enzyme-controlled reactions 4. the process of locomotion Help??
*February 18, 2008 by Nicci*

**Biology (multiple choice!)**

Which metabolic category best describes Bacteria that act as decomposers? A) Chemoautotrophy B) Chemoheterotrophy C) Photoautotrophy D) Photoheterotrophy E) All of these categories apply equally well to Bacterial decomposers.
*October 4, 2010 by Sarah*

**Biology (multiple choice!)**

In a symbiotic relationship between organisms of significantly different sizes, the larger organism is called the ___________, and the smaller organism is called the ___________________.
*October 4, 2010 by Dawn*

**Biology - Multiple Choice**

1) The net gain of ATP after glycolysis is .. A) two B) four C) 34 D) 36 2) During photosynthesis water .. A) is made B) breaks down C) is not necessary 3) The gas produced as a result of ethyl alcohol fermentation is .. A) CO2 B) CO C) O2 D) H2O(g)
*December 27, 2007 by Mae*

**Biology multiple choice question**

If a randomly-mating population has an established frequency of 64% for the organisms homozygous dominant for a given trait, what is the frequency of this dominant allele in the gene pool? A. .2 B. .24 C. .36 D. .8 E. .64 I think the answer is D. .8
*March 4, 2012 by Lisa*

**Math**

A physics exam consists of 9 multiple-choice questions and 6 open-ended problems in which all work must be shown. If an examinee must answer 5 of the multiple-choice questions and 2 of the open-ended problems, in how many ways can the questions and problems be chosen?
*March 29, 2014 by Anonymous*

**Math**

1)At 1 p.m., Lin records an outside temperature of –14.8°F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *my answer is 7.8* 2) (x - 16) + 5...
*September 16, 2014 by Anonymous*

**math**

Is this the right way to answer this question? A physics exam consists of 9 multiple-choice questions and 6 open-ended problems in which all work must be shown. If an examinee must answer 7 of the multiple-choice questions and 3 of the open-ended problems, in how many ways can...
*August 23, 2009 by sam*

**Math (Ms. Sue! Anyone!)**

1)At 1 p.m., Lin records an outside temperature of –14.8°F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *confused on this question* 2) (x...
*September 15, 2014 by Anonymous*

**math**

1)At 1 p.m., Lin records an outside temperature of –14.8°F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *confused on this question* 2) (x...
*September 15, 2014 by Anonymous*

**algebra**

Pam scored 78 on a test that had 4 fill-in questions worth 7 points each and 24 multiple choice questions worth 3 points each. She had one fill-in question wrong.How many multiple choice questions did Pam get right?
*July 5, 2011 by Poochie*

**Finite Math**

A biology quiz consists of 10 multiple -choice questions. 7 must be answered correctly to receive a passing grade. If each question has 4 possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question will pass the...
*October 8, 2012 by Toni*

**Biology-Ecology**

Multiple choice: For a natural ecosystem to be self-sustaining, many compounds must be: 1. converted into new forms of energy. 2. cycled between organisms and the environment. 3. permanently removed from the environment. 4. changed into fossil fuels such as oil and coal
*March 16, 2013 by Amy*

**Algebra**

A history test is to have 20 questions in which some are multiple choice and some are essay. The multiple choice questions are worth 4 points each and the essay questions are worth 8 points each. if the test has a total of 100 points, how many of each type of question is on ...
*September 17, 2011 by Kay*

**math (stats)**

A biology professor gives a surprise quiz consist of a true/false question followed by a multiple choice question with four possible answers. If both questions are answered with random guesses, find the probability that both responses are correct. Please show your work.
*January 23, 2012 by juan777*

**biology (multiple choice!)**

The death by bubonic plague of about 1/3 of Europe's population during the fourteenth century is a good example of: A. Abiotic factors limiting population size B. A density dependent effect C. A time lag D. A density-independent effect E. Carrying capacity
*September 22, 2010 by Sarah*

**Binomial Distribution**

A biology quiz consists of twelve multiple-choice questions. Eight must be answered correctly to receive a passing grade. If each question has five possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question ...
*April 18, 2012 by Price*

**Biology **

What is the difference between multiple gene inheritance and multiple allele inheritance
*October 23, 2011 by Kestrel*

**Biology-Ecology**

Multiple choice What is the ultimate source of energy for most ecosystems, and in what form does the energy leave the ecosystem? 1. plants; animals 2. light; heat 3. plants; heat 4. producers; consumers 5. heat; light
*March 16, 2013 by Amy*

**Statistics help?**

Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty understanding it. Thank you in advance. "A stats instructor is interested in investigating time of day his lectures were held on student' test scores. He ...
*November 26, 2012 by Evan*

**Statistics on Psychology**

Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty understanding it. Thank you in advance. "A stats instructor is interested in investigating time of day his lectures were held on student' test scores. He ...
*November 24, 2012 by Evan*

**English for john browm**

Let me give you something on "multiple-choice" items that may help you to guess better. Many teachers prepare multiple-choice tests because they are easy to mark and offer the student the advantage of actually seeing what the correct answer is. There are important strategies ...
*May 7, 2009 by SraJMcGin*

**Biology (multiple choice!)**

I'm studying for a test and can't find the answers for the following questions...please help! What clade of bacteria produce oxygen via photosynthesis? What is a synapomorphy for domain Bacteria? In a symbiotic relationship between organisms of significantly different sizes, ...
*October 25, 2010 by Sarah*

**math**

Part A of your history test has 15 multiple choice questions. Each question has four choices. Part B has 10 true/false questions. How many ways are there to answer the 15 multiple choice questions? How many ways are there to answer the 10 true or questions? How many are there ...
*February 15, 2011 by John*

**Writing Tests**

Lately, for the past couple of tests I've written, I suddenly blank out and can't recall any information... Normally I've been fine, but writing tests has suddenly become more difficult for me. I do study a lot, though - reviewing notes and doing questions. Perhaps I'm not ...
*March 7, 2008 by Lucy*

**Biology (To SraJMcGin or anyone who can help)**

h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 7 8 2 7 9 5 7 9 It's a webadress cant post links put it in your adress bar and delete the spaces then press enter. Thanks for the responses! By the way believe it or not those are actually from the ...
*July 4, 2010 by Kate*

**biology**

Pick one of the multiple choice that best matches the answer. For grasshoppers and locusts to be in the same family they must also be in the same a. order b. group c. genus d. species two members of the same ___ would be most clostly related. a. order b. group c. genus d. species
*May 13, 2010 by kate*

**Environmental Science**

Can someone please like help me? :') Mack, what is your question? We will not give you the answer but I will try to find you sources where you can find it. I checked your previous multiple choices posts. It is not possible to say if they are correct (best answer), as you ...
*April 21, 2007 by Mack*

**Civics**

Question 1 (Multiple Choice Worth 3 points) Which approach to foreign policy involves sending ambassadors to other countries? Isolation Diplomacy Intervention Imperialism Question 2 (Multiple Choice Worth 3 points) Which of the following is true about foreign and domestic ...
*July 24, 2014 by Dariusbd*

**algebra**

Given D=5, E=10 and F=4, evaluate D E/F Multiple choice 1/2 2 25/2
*June 13, 2011 by jan*

**algebra 1**

hi. i'm confused so please help. thanks. 9 - x/6 = 7(x+1)/13 multiple choice a. 6 b. 13 c. 11 d. 12 thank you again.
*November 28, 2010 by Anonymous*

**geometry**

User: Courtney Thompson In Course: Geometry V8 ( 2167) Instructor: Tracie Morgan -------------------------------------------------------------------------------- WARNING: You must not leave this exam form! If you try to click back into this exam again prior to submitting, ...
*December 31, 2008 by courtney thompson*

**Math**

24. Multiple Choice. For which pair is the greatest common factor 8? A. 2 and 4 B. 7 and 15 C. 32 and 64 D. 56 and 72
*September 18, 2012 by Gracie*

**Elementary algebra multiple choice**

2x^2+3xy-4y^2= (A) 9x^2-4y^2 (B)9x^2+4y^2 (C)9x^2+4y^2-6xy (D)9x^2+4y^2-12xy
*April 14, 2013 by Hipolito*

**Math**

What is the value of w? 5( 9 - 3) = w x 9 - 5 x 3 I think the answer is 6 because 9-3 equals 6. *it's not multiple choice*
*August 22, 2014 by Nay*

**math**

Beth Dahlke is taking a ten question multiple choice test for which each question has three answer choice only one of which is correct. Beth decides on answers by rolling a fair die and making the first answer choice if the die shows 1 or 2 the second if it showes 3 or 4 and ...
*November 19, 2012 by Katarzyna*

**math**

Beth Dahlke is taking a ten question multiple choice test for which each question has three answer choice only one of which is correct. Beth decides on answers by rolling a fair die and making the first answer choice if the die shows 1 or 2 the second if it showes 3 or 4 and ...
*November 20, 2012 by Andrew*

**Algebra II**

Simplify(Multiple Choice) (1-csc^2 0)/(cot^2 0) A.)-1 B.)1 C.)tan^2 0 D.)1/sin^4 0
*June 9, 2011 by HotMath*

**gometry**

multiple choice always,never,sometimes Intersecting lines are _____coplanar?
*September 3, 2008 by jasmyn*

**Calculus**

Multiple Choice: Suppose F(x)=∫ from 0 to x^2 of 1/(2+t^3) dt for all real x, then F'(-1)=? a. 2 b. 1 c. 1/3 d. -2 e. -2/3 Steps please? Thanks(:
*February 6, 2011 by Rebecca*

**To Dakota: Multiple choice**

Sorry -- but I accidentally deleted your last post. I agree with your answer -- B.
*August 14, 2013 by Ms. Sue*

**litreature **

can you give me some multiple choice question about act 3 in king lear
*May 13, 2011 by reem*

**English**

Multiple choice: A factory might emit? A.pollution. B.smokestacks. C.resources. Is it A or B? not sure - help
*December 3, 2012 by Deborah*

**Math**

(x+4)(x-9)=0 I need help because I have tried all the answers as this a multiple choice question. a) (x+4)(x-9) (4+4)(-9-9) (8)(-18) -144 b) (x+4)(x-9) (4+4)(9-9) (8)(0) 0 c) (x+4)(x-9) (-4+4)(9-9) (-8)(0) 0 d) (x+4)(x-9) (-4+4)(-9-9) (0)(-18) 0
*November 3, 2014 by Alex*

**english**

how to do i do good on a ela multiple choice comprehension test. like can you give me some tips?
*April 15, 2013 by tom*

**math**

Confused!! None of these questions are multiple choice. 1) -18 + 4 + x = 9 - 19 2) 32 - 6x + 7x = -15 + 28 3) -4x + 5(x -2) = -16 + 10 4) 4.8 + x -5.9 = 3.6 5) 1/3x + 1/3 (2x - 15) = 3 1/2 I have to find x for all of them, but I'm not sure what to do first.
*September 16, 2014 by Anonymous*

**Pre-Algebra**

Use the formula d = rt. Find t for r = 46.6 m/h and d = 456.68 m. Show your work. This question is not multiple choice
*October 29, 2014 by Gabriella*

**Vectors**

Multiple choice: Can you please explain how to answer this? Which point does not lie on the same plane as the points P(1,5,6), Q(-2,-3,4) and R(-1,3,2) a) S(0,4,4) b) S(4,13,8) c) S(0,-1,8) d) S(1,-3,2)
*March 17, 2015 by Sara*

**Electrical versus Gravitational Forces (Physics)**

Multiple Choice help: * _____ forces between charges are enormous in comparison to ______ forces. * A. electrical, gravitational (possible?) B. gravitational, electrical (possible?) C. positive, negative (wrong, I think) D. negative, positive (wrong, I think) According to the ...
*February 25, 2011 by Angela*

**math**

What is the probability of guessing 70 out of 100 multiple choice questions correct when there are 4 choices per question?
*April 22, 2008 by Jamal*

**Homeroom work**

ON a multiple choice question with 4 options, what are your chances of guessing correctly if you eliminate two answers? 10% 25% 33% 50% Is it 50%?
*March 22, 2015 by Jae*

**Biology (multiple choice!)**

What’s one advantage to being eukaryotic rather than prokaryotic? What’s one advantage to being prokaryotic rather than eukaryotic?
*October 25, 2010 by Dawn*

**Algebra 2**

Write an equation for the nth term of the geometric sequence: -12,4,-4/3 I had a_n=-12(3)^(n-1) but that is not a choice on the multiple answers they have = -12(1/3)^(n-1) = 12(-1/3)^(n-1) = -12(-1/3)^(-n+1) = -12 (-1/3)^(n-1)
*November 17, 2007 by Chelsey*

**geometry**

multiple choice always,sometimes,never A plane containing two points of a line_________contains the entire line?
*September 3, 2008 by jasmyn*

**math**

4 multiple choice questions with 3 possible answers. What is the probability of answering the first, third, and fourth question correctly? 1/3 x 1/3 x 1/3 1/3 = 1/81
*November 16, 2014 by kim*

**statistics**

There is a multiple choice exam with 24 questions, and five options each. If i guess every question, what is the probability that i will get exactly 15 correct.
*March 17, 2015 by ben*

**math**

find the 3rd multiple of 100, the 4th multiple of 10,and the 9th multiple of 4
*September 23, 2012 by kaci*

**Math (Combinatorics)**

How many 4 digit positive integers have the ones digit a multiple of 1, the tens digit a multiple of 2, the hundreds digit a multiple of 3 and the thousands digit a multiple of 4?
*April 29, 2013 by Bob*

**To: judith -- medical terminology**

I deleted your 17 multiple-choice exam questions. You showed none of your answers, and appeared to be trying to cheat!
*December 21, 2010 by Ms. Sue*

**AP Calculus AB**

If y = (((3x^2)+ 5)^5)((x+2)^4), then dy/dx = ? I've gotten to the point where i have (5((3x^2)+ 5)^4)(4(x+2)^3)(6x), what do i do next? It's a multiple choice question anf this is not one of the answers listed. Any help would be appreciated. Thanks!
*September 18, 2011 by Jane*

**math**

A 10-item multiple choice test with 4 options (A,B,C,D) is given to a class in English, what is the probability that the student’s answers are of the same letters
*June 29, 2012 by mae*

**Statistics**

On a very short quiz, there is one multiple choice question with 5 possible choices (a, b, c, d, e) and one true or false question. Assume you are taking the quiz but do not have any idea what the correct answer is to either question. You mark an answer to each question anyway...
*July 8, 2011 by Cassie*

**NYS ELA Online Practice Exam - PLEASE read!**

Today is my NYS ELA Exam Book 1: Multiple Choice Questions. I know I'm supposed to be at school but the 7th graders take the exam around 12:30 or 12:40. Right now the 8th graders are (still) taking the exam so I'm still at home. Tomorrow is Book 2: Listening and Note-taking (...
*April 17, 2012 by Laruen *

**Probability**

Mary took a 20 question multiple-choice exam where there are 4 choices for each question and only 1 of those choices is correct. Rather than reading the question, Mary simply puts a random choice of answer down for each question. Determine the probability that Mary gets ...
*January 5, 2013 by John*

**Math check 3**

f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I have multiplied the LCD of (a-8)(a+7)(a+22)by both sides with no luck. This is a multiple choice question a.) -161/8 b.) 120/7 c.) 161/7...
*October 12, 2008 by Shawn*

**social studies**

what are 3 reasons for emigrating in canada? (please give 3 answers making 2 of them wrong... kind of like multiple choice and specify)
*May 27, 2008 by anonymous*

**calc**

how do i find the derivative of........ (sinx) ^2-(cosx) ^2 i put it into my t-89 and got -4sinxcosx butthats not a multiple choice. can someone tel me how to do this by hand?
*March 28, 2010 by James*

**Geometry**

A pet store has various sizes of guinea pig cages. What are possible dimensions of this cage? L=6 cm W=4.8cm This problem has a multiple choice: A)28 in. BY 24 in. B)28 in. BY 18 in. C)30 in. BY 24 in. D)30 in. BY 18 in.
*January 6, 2012 by Anonymous*

**Integrating quadratics?**

find the antiderivative of f(x) = x^3(x-2)^2 I factored this out and got x^5-4x^4+4x^2 I'm supposed to integrate this. I don't know how. Someone help me please? BTW, multiple choice options are: A B C D
*April 26, 2012 by Now What Do I Do? *

**Multiple Choice**

Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple point for water. D. all of the above A???
*May 19, 2014 by Angela*

**Algebra**

pam scored 78 on a test that had 4 fill-in questions worth 7 points each and 24 muliple choice questions worth 3 points each. She had one fill-in question wrong. How many multiple-choice questions did pam get right?
*October 28, 2011 by Sharday*

**Biology**

The nucleus of an atom will NOT contain a)proton b)neutron c)electron could be multiple answers
*February 9, 2015 by Macy*

**ela**

how do i get a good grade on ela comprehension multiple choice test.
*March 20, 2013 by hibroitsmeyourbro*

**math**

please help the multiple choice answers do not match problems! 15-3+2-9 choices 0, 2, 4, 8 16+4divided by 2+9 choices 4, 11, 13, 21
*March 21, 2011 by Angie*

**PHYSICS PLEASE HELP QUICKLY**

Multiple choice please help :) Which of the following is equivalent to one ampere? 10 s/10 C 10 C/10 m 1.5 C/1.5 s 15 C/10 s
*May 8, 2014 by Hope*

**ORIENTATION MAKEUP**

A. essay questions. B. suggested activities. C. practical exercises. D. multiple-choice questions.
*October 17, 2010 by leyla*

**biology (multiple choice!)**

Evolutionary adaptations that help diverse animals exchange matter with the environment include a. gastrovascular activity, two-layered body, and torpedo shape. b. large volume, long tubular body, and wings. c. complex internal structures, small size, and large surface area. d...
*November 10, 2010 by Sarah*

**Math**

Why is this problem 37,1% correct. Sam scored 45 points againd Memphis in an NBA game. He made 13 of 37 shots what was his shooting percentage? Multiple choice test. 37% 37.4% 37.1% 37.3%
*March 9, 2007 by Amber*

**MATH Prob.**

Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers.
*August 8, 2009 by Twg*

**American Government**

The greatest blow to the organinzational strength of U.S. parties was: Multiple Choice answers: A. National convention B. Direct primary C. Jacksonian democracyemergence of PACs D.
*July 23, 2011 by NeNe*

**statisitcs**

suppose you got 75 items corrct on a 100-item, six alternative, multiple-choice exam what would your score be after we corrected for guessing?
*September 16, 2012 by jt*

**statistics**

Test consist of 10 multiple choice questions each having 4 possible answers one being correct. you guessed all 10 what is the probability of getting less than 30%
*July 13, 2013 by janice *

**History Multiple Choice**

One of the Patriots’ greatest strengths was their A. reliance on local militia. B. well-trained soldiers. C. superior troop numbers. D. persistence in fighting. Is ir B?????????
*February 11, 2014 by ALEXA*

**Statistics**

Astudent makes random guesses on 6 multiple-choice questions. One of the 5 choices in each question is correct. What is the probability that the student will get at most 4 answers right?
*October 21, 2014 by M-M*