Saturday

February 13, 2016
Number of results: 39,051

**Math **

School A has 480 students and 16 classrooms, School B has 192 students and 12 classrooms. How many students would have to transfer from School A to School B for the ratios of students to classrooms at both schools to be the same? Explain your answer.
*April 18, 2015 by Jay*

**AED**

What are some appropriate and effective ways to use technology in the mathematics classroom? How can you ensure that students do not depend too heavily on technology to complete mathematics assignments?
*November 17, 2008 by troyer0269*

**AED**

What are some appropriate and effective ways to use technology in the mathematics classroom? How can you ensure that students do not depend too heavily on technology to complete mathematics assignments?
*November 19, 2008 by troyer0269*

**math**

Ms.Hernandez has 17 tomato plants that she wants to plant in rows.She will put 2 plants in some rows and 1 plant in the others.How may different ways can she plant the tomato plants? make a table to solve.Ms.Hernandez can plant the tomato plants.....ways.
*November 26, 2013 by leisa*

**Chemistry**

List 4 different ways in which the function of hemoglobin could be changed by a single amino acid substitution. i have no sweet clue... the question is very vague
*January 31, 2008 by Jonny*

**MATHHHH**

hi i was just wondering if u could help me with this math problem. find dy/dx at the indicated point in two different ways (a)solve for y as a function of x and differentiate (b) differentiate implicity. 1. y^2=3x+1 (5, -4) how do u do this in two ways? im confused. and whats ...
*October 13, 2006 by johanna*

**Chemistry**

How much heat (in Joules) is needed to raise the temperature from -79oC to 57oC for 31.5g of water? I remember my teacher using different temperatures for each equation, can someone show me what that is? thanks.
*March 4, 2013 by Denny*

**life orientation**

in 10-15 line critically discuse 5 ways in which the human or environmental problem impact on the community.provide relevant sources to support claims
*June 3, 2011 by raymond*

**Health**

In 10-15 line critically discuss 5 ways in which the human or environmental factor problem impacts on the community. Provide relevant source to support your claims.
*April 8, 2013 by Hulisani*

**Statistics**

The proportion of students who own a cell phone on college campuses across the country has increased tremendously over the past few years. It is estimated that approximately 90% of students now own a cell phone and 10% do not own a cell phone. Fifteen students are to be ...
*December 3, 2014 by Mackenzie *

**math***check answerss******

please check answers... 2.yesterday ,a parking lot had 10 cars parked in it.of the cars parked in the parking lot l,40% were silver,3 were red,and the rest were blue.how many of the cars were blue? A.2 cars B. 5 cars C. 3 cars (I PICK THIS) D. 8 cars 3.everyone in andy's class...
*February 6, 2014 by mose*

**math**

there are balls of colors red, blue and green. 65 students of a class like exactly one color, 10 students like no color, 40 students like exactly 2 colors and 15 students like all the 3 colors 1. how many students are there in the class. 2.how many students like atleast 2 colors.
*June 19, 2013 by anu*

**Spanish**

When you conjugate the word ir--to go in spanish, the vosotros conjugated word would be vais. But is the a accented in vais or not?My teacher has written it on the board both ways. I just need a clarification. Thanks!
*April 21, 2008 by Tiana*

**math**

How many different ways are there for an admissions officer to select a group of 7 college candidates from a group of 19 applicants for an interview/
*May 10, 2008 by Mary Maggitt*

**math**

How many different ways can you make change using 25-cents coin using dimes, nickels and pennies?
*September 22, 2010 by Matt*

**math**

show me how to cut three sandwiches, three different ways to feed nine people equally
*October 6, 2011 by me*

**Alg2**

How many ways can six different books be arranged on a shelf if one of the books is a dictionary and it must be on an end?
*December 4, 2011 by Rock*

**Math/ Algebra 2**

How many different ways can the letters in the word COMBINATIONS be arranged if the letter C is first and the letter S is last? Thank you in advance ^^
*April 20, 2012 by Cindy*

**Statistics**

A certain lottery has 29 numbers. In how many different ways can 6 of the numbers be selected? Assume that order of selection is not important
*April 26, 2012 by Tian*

**Statistics**

A researcher surveyed college students to study their opinion about the proposed change in smoking rules. The researcher asked a group of 30 students: 12 of them supported the change, 13 of them did not, and 5 had no opinion. This is not a binomial model because... A. ...the ...
*July 29, 2013 by Will*

**Math**

In the diagram below of triangle ACD, E is a point on line AD and B is a point on line AC, such that line EB is parallel to line DC. If AE = 3, ED = 6, and DC = 15, find the length of line EB.
*February 9, 2010 by John*

**maths**

the line passes through the points s(6,6) and T(0,-2) determine the gradient of the line the equation of the line the midpoint of the line segment,TS the length of the line segment,TS
*February 23, 2014 by shanise*

**geometry help plsss**

friend constructs line xy so that it is perpendicular to and contains the midpoint of line AB. he claims that line AB is the perpendicular bisector of line line XY. what is his error
*November 30, 2015 by bella*

**PreCalc**

Solve each inequality: (1/(2b+1)) + (1/(b+1)) > (8/15) (2/(x+1)) < 1 - (1/(x-1)) My teacher told me the answer is in interval notation, and that a number line is used to solve.
*January 10, 2015 by John*

**physics**

You are riding in a school bus. As the bus rounds a flat curve at constant speed, a lunch box with a mass of 0.470 suspended from the ceiling of the bus by a string of length 1.85 is found to hang at rest relative to the bus when the string makes an angle of 29.0 with the ...
*October 24, 2011 by okan*

**Physics**

You are riding in a school bus. As the bus rounds a flat curve at constant speed, a lunch box with a mass of 0.550 suspended from the ceiling of the bus by a string of length 1.77 is found to hang at rest relative to the bus when the string makes an angle of 31.0 with the ...
*March 31, 2013 by Sydney Wajcman*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
*September 4, 2013 by Anonymous*

**Math**

The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair?
*September 4, 2013 by Anonymous*

**Algebra**

Over 350 students took a college calculus final exam. the scores of the students follow a normal distribution. using the information given below, determine the mean and the standard deviation for the students'scores. Give your answers to the nearest tenth of a percent. 1. 32% ...
*December 27, 2015 by Stephanie *

**math**

My study group is lost on this one also.. Suppose you are managing 25 employees, and you need to form three teams to work on three different projects. Assume that all employees will work on exactly one team. Also, each employee has the same qualifications/skills, so any ...
*December 15, 2010 by Friends*

**French Pen-Pal**

My French teacher is having us write to our fifth grade pen pals, and I sent my first letter a while ago with everyone else in the class. Well, my teacher waited for a while so all of the students would have a chance to respond in a letter of their own and send it back. ...
*April 20, 2008 by Nadine*

**algebra**

I'm a little confused on how to solve this: The number of cricket chirps per minute is given by N(t) = 7.2t - 32 Where t is the temperature in degrees Celsius. a. Graph the equation N(t) = 7.2t - 32 I have learned a few ways to graph equations. One way would be to use -32 as ...
*December 16, 2008 by Celina*

**Math**

How many ways can 5 people be arranged in a straight line if there are 12 people to choose from
*March 26, 2011 by Valerie *

**Social Studies 7R - Letter Check (plz read!)**

Dear (ss teacher's name), Hi! How are you? I'm having a wonderful time of my life here in Massachusetts. Massachusetts is part of the New English colonies just to let you know. In addition the religion of Massachusetts is the Puritans. The founder of Massachusetts, John ...
*January 17, 2012 by Laruen *

**Social Studies repost for bob**

social studues - bob, Tuesday, September 18, 2007 at 4:30pm make 10 ways that students can stay positive when things get tough
*September 18, 2007 by Ms. Sue*

**Math**

Could someone please help me out with the data homework? All I need is someone to check my answers. If any are incorrect could you please explain what I did wrong. 1. A student must answer 7 of 10 questions on an exam. How many different sets of questions can be answered if a...
*October 8, 2007 by Ashley*

**physics**

a car traveling in a large circle passes by a motorcycle that is traveling in a straight line from North to South. both of their speedometers read 10m/s. which statement below is true? A. The car and the motorcycle have the same speed, but different velocities. B. The car and ...
*January 8, 2011 by Anonymous*

**arithmetic**

The cost of a lunch of 1 pizza and 2 cups of coffee is $7. The cost of a lunch of 3 pizzas and 5 cups of coffee was $20 at the same cafe. How much will 1 pizza and 1 cup of coffee cost? Thanks!
*June 16, 2010 by Kathleen*

**science **

A book is on top of a table.Earths gravity exerts a constant force of 15 N on the book.why does the booj not move as a result of this force ? An object is traveling in a straight line in space. No firces are,affecting it. What will happen to the objects motion? Two race cars ...
*January 24, 2016 by tahani alkhatib*

**fallacy**

please help me find what kind of fallacie are committed in the ff. sentences: 1. Learners are passive. 2. With behavioral objectives,there is no direct happening in the classroom. 3. Develop the child holistically. 4. Teacher is the center of the educative process. 5. ...
*July 10, 2008 by klar maesen*

**Statistics**

An instructor hy pothesizes that the mean of the final ex am grades in her statistics class is larger for the male students than that it is for the female students. The data from the final ex am for the last semester are presented here. Test her claim using = 0.05. ...
*March 21, 2014 by Anonymous*

**overview of teaching techniques**

which technique is used after a student gives a wrong answer and the teacher continues to aim questions at that student? (a)redirecting (b)probing(my answer) (c)inquiring (d)diverting which of the following guidelines for demonstrations is good advice to follow? (a)after a ...
*August 25, 2011 by susue*

**math**

can someone check my answer thank you The following pie chart represents the eye color of students in a certain class.the chart say that 50% of students have brown eyes 17% is other and 33% is blue. If there were 66 students in the class, how many students had brown eyes? 31 ...
*January 12, 2008 by Anonymous*

**English/ Writing**

I have to persuade my teacher in an essay that a dog is an apple or that an apple is a dog. I can't think of any ways that a dog is like an apple and visa versa. Help!
*August 18, 2010 by Allison*

**math**

Directions: Find the slope of any line perpendicular to the line through points(0,5) and (-3,-4). THis is what i did. m=(-4-5)/(-3-0)=(9)/(3)=3 y=mx+b using points :(0,5) 5=3(0)+b 5=b y=3x+5 so the slope of the perpendicular line is (-1)/(3) When finding the slope, you got ...
*January 24, 2007 by Jasmine20*

**Math**

Mr. Jefferson has 20 students in his class. He wants to send 4 of these students to pick up books for the class. How many combinations of 4 students can he choose? A)5 B)80 C)4845 D)116,280
*May 23, 2014 by Cat*

**math**

A class of 43 students took an exam. They had a mean average of 67 and a standard deviation of 7. a) how many students got a c b) how many students got a b c) what is a scoree needed to get an a is a) 4 b) 1 c) 90
*November 16, 2008 by joe-c*

**math **

Ms. Washington has 18 students in her class. She wants to send 3 of her students to pick up books for the class. How many combinations of students can she choose? 816 54 306 4896 I'm not sure if its A?
*June 1, 2015 by Gigi*

**math**

ms ganston bought donuts to share with the other teacher there are 25 other teacher if the teacher ate 21 out od 24 of the donuts what fraction of the donuts remain
*November 15, 2012 by Anonymous*

**Math**

In triangle ABC, points X and Z are on line AB and Y is on line AC such that line XY is parallel to line BC and line ZY is parallel to line XC. If AZ = 8 and ZX = 4, then what is XB?
*March 28, 2015 by Harry *

**Geometry **

In triangle ABC, points X and Z are on line AB and Y is on line AC such that line XY is parallel to line BC and line ZY is parallel to line XC. If AZ = 8 and ZX = 4, then what is XB?
*March 29, 2015 by Jake*

**probability**

A student has a choice of five different computers, three different monitors and seven different printers. How many different computer systems are possible? 15, 56, 105, or 128?
*January 1, 2010 by Anna*

**math**

The diner sells 4 different sandwiches, 6 different drinks, and 3 different deserts. How many different orders could you place if you decided to buy a sandwich and a drink? please help me to answer this..
*April 4, 2012 by Cheril*

**Computers**

Why is the Web an important medium to publish information? Describe the ways the Web is different from other publishing media.
*May 3, 2011 by Crissy XD!!!*

**Pre-algebra**

There are eight sprinters competing for first, second, and third place ribbons. How many different ways can the ribbons be awarded?
*May 23, 2011 by Alena*

**math**

regroup 22: 2 tens, 2 ones; 1 ten, 12 ones Name the word that describes what was done to show the number in different ways.
*October 3, 2011 by ali*

**Math**

regroup 2 tens, 2 ones; 1 ten, 12 ones Name the word that describes what was done to show the number in different ways.
*October 4, 2011 by ashley*

**Math**

regroup 2 tens, 2 ones; 1 ten, 12 ones Name the word that describes what was done to show the number in different ways.
*October 4, 2011 by ashley*

**Statistics**

Eight sprinters from different universities are in the final match. In how many ways can the sprinters receive a gold, a silver, or a bronze medal?
*January 18, 2013 by Therese*

**Math**

Eight sprinters from different universities are in the final match. In how many ways can the sprinters receive a gold, a silver, or a bronze medal?
*January 18, 2013 by Therese*

**Math**

A corporation has 7 members on its board of directors. How many different ways can it elect a president, vice president,secretary, and treasurer?
*July 29, 2013 by Erin*

**Algebra**

Find the number of ways that 4 flags can be displayed on a flagpole, one above the other, if 10 different flags are available.
*November 10, 2014 by KG*

**Calculus (math)**

Consider the area between the graphs x+3y=35 and x+5=y2. This area can be computed in two different ways using integrals
*December 14, 2014 by mia*

**maths**

A mansoon had made a concerte slab ,he needs it to be a regtangular ,in what different ways can he make sure that it is a regtangular ?
*August 29, 2015 by sandra*

**Pre-K class needs your help**

I noticed that someone posted this question before but I wanted to see if there were anymore ideas...... I am a pre-K teacher, as well, and my class will be doing a unit on Community History.... what activities and worksheets could I give my students (pre-k) that connects to ...
*July 10, 2008 by LISA*

**statistics**

2. A teacher wants to investigate whether there is a difference between male and female students in the amount of time they spend studying for statistics. The table below shows the amount of time students spend studying statistics each week. The amounts of time spent studying ...
*June 15, 2011 by Carl*

**statistics**

2. A teacher wants to investigate whether there is a difference between male and female students in the amount of time they spend studying for statistics. The table below shows the amount of time students spend studying statistics each week. The amounts of time spent studying ...
*June 15, 2011 by Carl*

**sorting**

sorting the same set in different ways
*September 20, 2010 by vanessa*

**math**

Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey.results of the survey indicated that 8 students own a cat, 15 students own a dog and five students owned neither a cat or a dog. how many of the students surveyed owned neither a cat nor a dog.
*March 13, 2015 by cynthia*

**Language**

Write each group of sentences as one sentence. Use (and) or (or) to join the predicates in each compound predicate. Add commas where needed. 1/ Architects discuss ideas. Architects draw plans. They work with owners. Answer: Architects discuss ideas,draw plans and work with ...
*October 26, 2014 by Nnh*

**math**

Which type of graph is best suited for displaying the number of hours spent studying by students in different age ranges?
*March 9, 2012 by kelvin*

**math**

If the marks obtained by students in an examination and the weightage for the different subjects are given in the figure. What is the value of the weighted average? PICK 70 77.3 75 80
*October 16, 2013 by jasmine*

**Quantitative reasoning**

The administration has formed a 26 person planning committee. There are 5 times as many administrators as there are students and five more faculty members than students. How many students are there on the committee?
*August 19, 2014 by Anonymous*

**algebra help!**

8) While eating in the cafeteria at school, 65%, or 26, of the students in the class ate pizza. find the number of students in the entire class. My guess is 17 students?? PlZ Help!
*November 16, 2015 by reality check*

**math**

The Mills Lunch Shop prepares fresh take-out entrees each day. On Tuesday, 40 baked chicken dinners were prepared at a cost of $3.20 each. A 20% spoilage rate is anticipated. Mills Lunch Shop sells the dinners at an 80% markup based on cost. They decided to offer a $1.00-off ...
*March 2, 2014 by Chris*

**math**

The Mills Lunch Shop prepares fresh take-out entrees each day. On Tuesday, 40 baked chicken dinners were prepared at a cost of $3.20 each. A 20% spoilage rate is anticipated. Mills Lunch Shop sells the dinners at an 80% markup based on cost. They decided to offer a $1.00-off ...
*May 31, 2014 by Kathy*

**Math**

The Mills Lunch Shop prepares fresh take-out entrees each day. On Tuesday, 40 baked chicken dinners were prepared at a cost of $3.20 each. A 20% spoilage rate is anticipated. Mills Lunch Shop sells the dinners at an 80% markup based on cost. They decided to offer a $1.00-off ...
*August 31, 2014 by Christina *

**math**

there are 13 boys and 14 girls in mrs greens class if 3 of the students are absent today what is the ratio of students absent to students present?
*April 19, 2014 by kay*

**math!!**

a high school has a student reduction and lost 1/10 of its students. If 198 of its students were left after the reduction. How many students were there to start with.
*November 25, 2014 by Michelle .*

**GEOMETRY PLS HELP**

learning geometry i need to determine whether each pair of figures is similar. and explain why or why not: since I cant draw can you help me with this pls im so lost. 1) triangle xyz <x 65 degrees <y is 65 <z is 50 line xy is 2.55 line yz is 3 line zx is 3 triangle ...
*January 31, 2012 by marko*

**teaching in early childhood programs**

A teacher notices that the children have created a block town that includes a simple pyramid. The teacher points out the pyramid and talks with them about it, and then encourages them to make more of them. The teacher is employing A. problem solving. B. direct instruction. C. ...
*September 7, 2014 by Diana*

**MATH315 Elementry Statistics **

A researcher surveyed college students to study their opinion about the proposed change in smoking rules. The researcher asked a group of 30 students: 12 of them supported the change, 13 of them did not, and 5 had no opinion. This is not a binomial model because... A. ...there...
*May 25, 2013 by Austin Knight *

**Geometry**

Can someone please walk me through this? I am really struggling with these type of problems and don't know what to do. Given: Line PS is perpendicular to line SQ, line RQ is perpendicular to line QS, line PQ is congruent to line RS Prove: Triangle PSQ is congruent to triangle RQS
*November 30, 2015 by Blair*

**physics**

A person travels by car from one city to another with different constant speeds between pairs of cities. She drives for 40.0 min at 85.0 km/h, 12.0 min at 95 km/h, and 35.0 min at 30.0 km/h, and spends 35.0 min eating lunch and buying gas. Determine the average speed for the ...
*September 13, 2011 by Anonymous*

**Algebra**

Simplify complex fraction w+3/4w/w-3 2w Without providing parentheses and ^ signs for exponents, there are many ways to interpret what you have written. Each gives a different answer. Do you mean to write [w + (3/4)w]/(w-3) * 2w ?
*July 9, 2007 by Linda*

**HCS/320**

Would you communicate with professional healthcare providers via two-way interactive television? In what ways might your communication be different that if you were in the same room?
*December 9, 2009 by Shannon*

**Probability**

With her box of 64 crayons, your little sister decides to draw a picture of the family: herself, you, and your parents. How many different ways could she find to give you all hair colors?
*November 10, 2011 by Leanna*

**Probability**

With her box of 64 crayons, your little sister decides to draw a picture of the family: herself, you, and your parents. How many different ways could she find to give you all hair colors?
*November 10, 2011 by Leanna*

**math**

stamjps are sold in bookiets of 100,50, and 10.find as many different ways to buy 200 stamps as you can. record your work in the chart. could you give me some examples...please!
*September 18, 2014 by ann*

**math**

a college conducted a survey and determined that 68% of the students attending the college owned a car.what is the ratio of the number of students who own cars to total numbers of students
*March 9, 2011 by jennifer*

**Math**

Everyone in Andy’s class has to do a science project. Out of the 20 students, 80% have completed their project. How many students still need to finish their projects (got 4 students)
*February 14, 2014 by Angel *

**math **

A Standard wrench set has a different size from every 16th of an inch. If a 1/2 wrench is too small and a 5/8 wrench is too big, which size should fit. It's a picture of a number line 1/16 through 16/16.Explain how you used the number line to find your answer..
*September 7, 2015 by Ashiree *

**Geography**

On a map, what does the symbol of a blue line usually represent? rivers streams small lakes canals or lake borders aka water ways
*October 4, 2006 by Ian*

**math PLEASE HURRY**

there are 24 students in a science class. Mr. Sato will give each pair of students 3 magnets. So far, Mr. Sato has given 9 pairs of students their 3 magnets. homw many more magents does Mr. Sato need so that each pair of students has excatly 3 magnets.
*November 8, 2011 by jessica*

**MATH**

Seven students took a quiz. Four of these students received a score above 85 percent. Students who received at least an 85 percent got a sticker. What percent of the students (rounded to the nearest full percentage number) received a sticker?
*March 24, 2012 by Anonymous*

**math**

Seven students took a quiz. Four of these students received a score above 85 percent. Students who received at least an 85 percent got a sticker. What percent of the students (rounded to the nearest full percentage number) received a sticker?
*January 21, 2014 by kim*

**comparative essay**

okay this is my intro Egar Allen Poe is well known for his Gothic Novels.There are many different enterpretations of "the Raven" that have been presented over the years.Edgar Allen Poe and The simpsons rendition of "the raven" are similar in some ways and different in others...
*January 13, 2008 by chanel*

**Social Studies**

How might America be different if the Erie Canal had not been built? I think America might be different if it hadn’t been built because New York would not have become our financial capital. The struggle to find cost effective ways of shipping bulk goods would have continued, ...
*May 15, 2014 by Anonymous*

**Algebra**

I thought number 4 on this list was incorrect but didn't know how to fully explain it here is the list that I have. Please look at the following simplification of an algebraic expression. Which line contains the mistake and why? Line 1: (2x + 6x) + 4y + 3x - 2xy Line 2: (8x...
*March 8, 2013 by Linda*

**math problem**

64. Commuting Students. At a well known university, ¼ of the undergraduate students commute, and 1/3 of graduate students commute. One-tenth of the undergraduate students drive more than 40 miles daily, and 1/6 of the graduate students drive more than 40 miles daily. If there ...
*March 13, 2009 by Debbie*