Monday

October 24, 2016
**statistics**

EVENT PROBABILITY First set of O- rings function correctly and second O-ring functions correctly .7552 First set of O-rings malfunction and second O-ring functions correctly .1138 1st set of O-rings function correctly and 2nd O-ring malfunctions .1138 1st set of O-rings ...

*Friday, October 10, 2008 by penelope*

**Honors Algebra I**

Fill in the blanks to explain the step below. A=1/2(b to the 1st power + b to the second power)h solve for h

*Tuesday, September 30, 2008 by Cherri*

**education class**

What would a good teaching strategy be for language arts in a grade 1 classroom and a grade 8 classroom?

*Sunday, September 28, 2008 by jenny*

**language arts**

I have to put together and present a strategy that is effective in the teaching of language arts at a specific grade level. What would a good idea be for around the grade 2 level? and why is it important?

*Saturday, September 27, 2008 by samantha*

**English**

In the book Dr. Dolittle is it written in 1st person, 2nd person, or 3rd person omniscent or limited?

*Tuesday, September 23, 2008 by Aliyah*

**Presidents!**

wouldn't ride in a 2nd hand carriage elected as a Whig passed bar exam with no formal education 1st tub and stove installed in the white house?

*Tuesday, September 23, 2008 by Anonymous*

**chemistry**

what is a good explanation for: Many enzyme catalyst reaction start out as 1st order and as time passes by it becomes 0 order. Why?

*Sunday, September 21, 2008 by Tri*

**ecology**

Why are 2nd order consumers more likely to be affected by a toxin than 1st order concumers?

*Sunday, September 14, 2008 by Michelle*

**trig**

in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks ...

*Monday, September 8, 2008 by jerson*

**trig.**

in an algebra class of 21 students the mean grade on a test was 87; in another class with 32 students the mean grade was 81. What is the combined mean of the two classed? my teacher said it's 21 * 87 + 32 * 81/53= 83.4 but i'm not sure where the 53 came from.. thanks ...

*Monday, September 8, 2008 by jerson*

**1st lesson of the year...**

Hi, I am wondering if anyone has any ideas or suggestions for "getting to know you" games for the first day of classes that I can utilize. Also any relevant sites would be greatly appreciated. Thanks.

*Thursday, August 28, 2008 by Anonymous*

**English**

Can someone give me or tell me how I can go about writing a good attention getter 1st sentence for my 5-paragraph essay on the book The Crucible? Thanks

*Wednesday, August 27, 2008 by Mike*

**project management**

You are the supervisor for a large technology-based corporation. One of your subordinate managers, Carly, is heading up a project for a new system that is scheduled to market on the 1st of the year. It is August and things are not progressing at the pace you had hoped.

*Sunday, August 17, 2008 by Chris*

**reading 4th grade**

looking for someone to tell me where I can find anything on "Tales of a Fourth Grade Nothing"

*Monday, August 11, 2008 by LaNoria*

**5th grade expectations**

my son is going to the fifth grade. What do I need to do to make sure he is ready?

*Friday, July 18, 2008 by lucretia*

**Problem Solving**

Lindsey has 75% as her final grade, but after she writes her exam she gets 85%. If her exam is worth 7.5%, what is her final grade.

*Saturday, June 14, 2008 by Carrie*

**Part 1**

Consider the following selection statement where X is an integer test score between 0 and 100. input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <...

*Wednesday, June 11, 2008 by Anonymous*

**Part 1**

input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <= X and X < 85) output "your grade is" X output "you did well" else if (...

*Wednesday, June 11, 2008 by Anonymous*

**6th Grade Math**

I really don't know what to do on this question. If someone could start me off I could probably get the answer. Remember I am in 6th grade. Dani has a sack of 50 pens. Of these, 10 are black, 15 are blue, and the rest are red. If she grabs a handful of 5 pens, how many ...

*Monday, April 21, 2008 by Missy*

**English**

Im not sure where to find a website that can help me write a "hook" in my 1st paragraph in my essay please

*Thursday, April 17, 2008 by Jesica*

**chemistry**

How do I find the charge of the 1st listed metal? HgCl2 PbO2 Cu(OH)2 Cr2O3 Fe3(PO4)2

*Tuesday, March 11, 2008 by Anonymous*

**geometrey**

The grade of a road is 7%. What angle does the road make with the horizontal? I'm confused!! What is the grade of a road? Thanks for the help!

*Monday, March 10, 2008 by anna*

**linear algebra**

i'm not sure how to go about this one. any help would be appreciated! find all x's that would make the 2x2 matrix below = to a shear-dilation: 1st row: 1, x 2nd row: 3, 4

*Saturday, March 8, 2008 by corine*

**science: help**

i need to do a science fair project. i am in 7th grade and my teacher said that it can't be something a 6th grade or younger could do. i wanted to do something with kinetic energy. like maybe drop an egg from different heights and measure its k.e. any suggestions?

*Friday, March 7, 2008 by Brooke*

**Math**

Use the Binomial Theorem to find the fifth term in the expansion (2x+3y)^5. 5!/(5-k)^x^5-kyk 5!/(5-4)!4!^x^5-4y4 (5*4*3*2)/(4*3*2*1) 120/24 5xy^4 (answer) You may not understand the 1st 2 lines I'm sorry just let me know how to make it better.

*Tuesday, March 4, 2008 by Jon*

**math-probability**

A King sends for 3 prisoners. HE has 3 black hats and 2 white hats. He blindfolds the prisoners & puts a hat on each. He then removes the blindfolds & allows them to look at each other. He tells them that if they can tell him the color of the hat they have on, he will set them...

*Tuesday, March 4, 2008 by ASh*

**Geometry**

Draw a pair of quadrilaterals where the 1st quad. is congruent to the 2nd quad. No side of one quad. is to be congruent to any other quad. Straight out of workbook! PLEASE HELP!!!!!!!!!!!!

*Monday, February 25, 2008 by Austin*

**Math**

Draw a pair of quadrilaterals where the 1st quad. is congruent to the 2nd quad. No side of one quad. is to be congruent to any other quad Straight out of workbook! PLEASE HELP!!!!!!!!!!!!

*Monday, February 25, 2008 by Austin*

**MATH-PERCENTILES**

I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN EACH SUBJECT. THERE WAS A MATH, READING,ENGLISH, AND SCIENCE SECTION. TOTAL OF QUESTIONS WERE 170.MATH-45? READING-40? ENGLISH-55 ? SCIENCE-30 ? I WAS...

*Saturday, February 9, 2008 by TORI*

**french**

what's the future of 'se leve' with accent aigu over 1st 'e' of 'leve'

*Thursday, February 7, 2008 by anonymous*

**African Amer. Study**

Who was the 1st American woman to address male audience in public?

*Tuesday, January 29, 2008 by Mack*

**science**

A person's body is thronw outward as a car rounds a curve on the highway is this newton's 1st 2nd or 3rd law

*Thursday, January 24, 2008 by summer*

**Movies & Science**

I am doing a paper that entails my knowledge of physics to prove errors in the movie Transformers. There is one scene in the movie where Shia (Sam, the hero) falls in Optimus Prime's hand, from around 20 stories high. Obviously Sam should ooze out of Prime's hand, but ...

*Monday, December 31, 2007 by Alexis (For bobpursley or Dr. Bob222)*

**Film and Physics**

I am doing a paper that entails my knowledge of physics to prove errors in the movie Transformers. There is one scene in the movie where Shia (Sam, the hero) falls in Optimus Prime's hand, from around 20 stories high. Obviously Sam should ooze out of Prime's hand, but ...

*Monday, December 31, 2007 by MOvie Guru*

**social studies**

1st Amendment; freedom of religion Why is this amendment important to America? What are 2 examples of how the amendment protects the citizens?

*Monday, December 17, 2007 by aj*

**WWII**

The "Phony War" ended April 1940. However, many Canadians were not sent before 1942. What did the ones that were sent with the 1st Division Canadaian infrantry do in Britain until 1942?

*Sunday, December 16, 2007 by Lena*

**WWII**

The 1st group of Candians that were sent over sea to ritian were sent in December of 1939. Where were they sent in Canada to prepare for WWII?

*Saturday, December 15, 2007 by Lena*

**SCI 275**

What are the challenges of managing Reducing solid waste? What human activities contribute to the problem? I can answer the 2nd question but the 1st one i am having truble with

*Monday, December 10, 2007 by dawn*

**math**

what are the 2 greatest consecutive even integers whose sum is less that 180? for the 1st I got x+2 and for the 2nd I got x+4 to get x+2+x+4<180, and solved to get, x<87. Now.. I cant get the answer. biggg problemo. please help.

*Wednesday, November 14, 2007 by josh*

**algebra- integer problems**

Hi! i have this problem, I'm stuck on. it says find 2 consecutive multiples of 9 whose sum is -153. I started of my saying the 1st number is 9x and the 2nd is 9x+9. I continued on to get, 9x+(9x+9)=-153 and solved it. I got an irrelevant answer: -9. I was wondering what I ...

*Wednesday, November 14, 2007 by min*

**chemistry**

can u tell me of any laboratory acid with 6 letters 1st letter is n 4th letter is r and 6th letter is u, i don't no, it is for a wordsearch

*Tuesday, November 6, 2007 by !!ezr!!*

**Editing**

Im posting this essay on The battle of The Somme in 1916. If someone could edit it for me, that would be greatly appreciated. Thanks in advance =] Most Canadians know July 1st to be Canada Day: a day to celebrate the birth of their country. Nevertheless, in Newfoundland, July ...

*Wednesday, October 10, 2007 by Gina*

**algebra**

Sam must have an average of 70 or more in his summer course to obtain a grade of C. His firs three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade.

*Wednesday, October 10, 2007 by seano*

**math**

An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going into the final exam a student has a homework grade of 48%. What range of scores on the final exam would put the student's final average ...

*Sunday, September 30, 2007 by Jessica*

**chemistry**

Why is it important that the sequence of addition of reagents be followed? What could possibly go wrong when this is not followed? Reagents added: 1st: Fe3+ solution 2nd: 2.00 mL 10% NH2OH-HCl (hydroxylamine hydrochloride) 3rd: excess 0.20% 1,10-phenanthroline 4th: 1.00 mL ...

*Saturday, September 15, 2007 by smiley*

**chemistry**

Why is it important that the sequence of addition of reagents be followed? What could possibly go wrong when this is not followed? Reagents added: 1st: Fe3+ solution 2nd: 2.00 mL 10% NH2OH-HCl (hydroxylamine hydrochloride) 3rd: excess 0.20% 1,10-phenanthroline 4th: 1.00 mL ...

*Saturday, September 15, 2007 by smiley*

**MATH!!!**

I have 3 2/3 + 7 1/8 = I 1st got 10 19/24 then I got 239/24 please HELP!! What is the right answer? 10 19/24 or 259/24 depending if you have to express it as a fraction or not

*Wednesday, May 9, 2007 by Jenifer*

**random**

I dunno. Why don't u wait 4 a teacher 2 answer that? I guess any grade that can type and ask Qs. :p any grade.

*Monday, May 7, 2007 by Lily*

**math**

Ted must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75, 63,and 68. Write an inequality representing the score that Ted must get on the last test to get a C grade. Let X be the grade on the next test. The average ...

*Monday, March 19, 2007 by cheryl*

**Math**

Are you trying to solve for x, n or p? solve for n Show me how to work this problem. 2n = 4xp - 6 what is the problem? what grade r u in i am in 6 grade To get n all by itself, you need to divide by 2. But if you divide by 2 on the left, you have to divide by 2 on the right...

*Wednesday, March 14, 2007 by drwls*

**Example Essays**

Mkay, I have a five paragraph essay due by tommorow. Its to be an example essay, but I don't have a idea OR a plan on what to write. I am confused {confuzzled} and am looking for a fairly easy example essay to write. I will need to use the Seven Sentence Skeleton which is ...

*Thursday, March 1, 2007 by Confizzled*

**math**

what is the difference between translation , rotation, relections, and dilation in 8 grade work In 8th grade talk, I recommend you check the examples in your book. OR, if you put your definitions here, I can critique them.

*Sunday, January 28, 2007 by jose*

**algebra1**

slope (-3,3),(1,3) well 1st here is the forumla y2-y1/x2-x1 then 3-(-3)=-6 then -3-1=-4 slope=-6/-4 0 _ -2 __

*Monday, January 8, 2007 by lena*

**Data management**

. In Lotto 6/49, you must pick 6 numbers and pay $2.00 for each ticket. Six (6) numbers are drawn randomly. The following table summarizes the winning prizes if you match: 6 numbers (1st prize)

*Tuesday, November 7, 2006 by Wajih*

**Math**

Homework grades are 5% of the overall grade. Lab work is 15% of the overall grade. Tests are 60% of the overall grade. The Final is 20% of the overall grade. Could a student that has a 75 homework average, 80 lab average, 40 test average, and 50 on the final pass the course? ...

*Tuesday, September 19, 2006 by Veronica*

**music thoery**

how do you write out the 1st three sharp scales plus there relative minorer's please help e`mail me at blondie5ive thanks a bunch!!!!!!!!!!! whats a andante? and unison? and Accent? and Mezzo Forte? and A Soli?

*Tuesday, August 29, 2006 by blondie*

**EASY MATH FOR 4TH GRADE**

HOW DO YOU MULTIPLY 3,333 and 5?

*Sunday, October 23, 2016 by Anonymous kid (no name pl*

**coordinate geometry**

find the equation of circle having centre in 1st quadrant, touching x-axis,having a common tangent y=3^1/2x+4 with the circle x^2+y^2+4x+4y+4=0 such that the distance between two circles along the x-axis is 3 units ?

*Thursday, October 20, 2016 by rakesh*

**Math**

I need help with homework 2-10 fifth grade

*Wednesday, October 19, 2016 by Emma*

**Math( 7th grade advanced math so 8th grade math)**

Salvador bought 3 pounds of oranges that cost x cents per pound, a cucumber for 59 cents, and 2 bananas for 35 cents. Write an expression in simplest form that represents the amount spent. I don't understand how you would write that into an equation. I don't think I ...

*Sunday, October 16, 2016 by Jacobe*

**Math( 7th grade advanced math so 8th grade math)**

Bacterial populations can grow to enormous numbers in a matter of a few hours with the right conditions. If a bacterial colony doubles size every 15 minutes, how many bacteria will be present after 1 hour if the colony began with 4 bacteria?

*Sunday, October 16, 2016 by Jacobe*

**Data management**

How many ways can 5 student receive a grade A or E

*Monday, October 10, 2016 by Funkyjedman*

**Algrebra and Math**

Can you help me answer this question? I'm confused, and show me how you did it, that way I can understand on how to solve it more? The total number of students in 8th Grade is 32, including Fran and Billy, Who are one of the female and male students respectively. Fran has ...

*Wednesday, October 5, 2016 by Anonymous*

**Marh**

If I missed 9 questions out of 27 what wil my grade be

*Monday, October 3, 2016 by Anonymous*

**english 5 grade**

I want the imagine paragraph

*Monday, October 3, 2016 by fried*

**Math 7th grade**

1. 5/6 + 4/9 1/2 9/18 1 5/18 1 1/2

*Tuesday, September 27, 2016 by Lakota*

**US History**

Could you pls check this time line 1, king George issues Proclamation of 1763 2, stamp act 3. Sons of Liberty 4. Boston Massacre 5. Boston Tea Party 6, coersive acts 7, 1st continental congress 8. 2nd continental congree 9. First sho of American revolution 10. Bunker hill ...

*Saturday, September 24, 2016 by lulu*

**5th grade math**

insert in parentheses: 14+2=6+2x3+2

*Friday, September 23, 2016 by john*

**math**

Each test grade in Sara's science class counts for 1/6 of the final grade. The final exam counts for 1/2. Sara's test scores are 72, 84, and 90. Her final exam score is 90. What is Sara's final grade for the class? A) 83 B) 86 C) 87 D) 89

*Thursday, September 22, 2016 by Scribble*

**stats**

Jason, a freshman at a local college, just completed 15 credit hours. His grade report is presented below. Course: Calculus, Biology, English, Music, P.E. Credit Hours 5, 4, 3, 2, 1 Grades C, A, D, B, A The local university uses a 4 point grading system, i.e., A = 4, B = 3, C...

*Thursday, September 15, 2016 by Ana*

**Algebra 1**

The number of boys to girls any grade level is 7:2. If there are 48 girls in the grade level how many boys are there ?

*Wednesday, September 7, 2016 by Anonymous*

**math**

At the end of the 8th grade,Lin was 3.6 feet tall.Over the next two years he grew 1.2 feet tall. How tall was Lin at the end of the 10th grade

*Wednesday, September 7, 2016 by Nausicaa*

**math (7th) grade **

simplify -2.6 + (-5.4)pls help

*Friday, August 26, 2016 by ary*

**7th grade math**

1 5/6 divided by 5 2/5

*Thursday, August 25, 2016 by mythreyee*

**business**

Writeaprogramthataskstheusertoenterastudent’sgradesonfourexams.The program should display the four grades and the average of the four grades, round- ed to the nearest tenth. To add the grades, use a variable called total_grade, which you should initialize to zero. ...

*Wednesday, August 24, 2016 by kurt*

**Algebra **

A number consist of 3 digits.The middle digit is 0 and the sum of the first and last digits is 13.If the digits are reversed the number is increased by 297.Find the original number.MY SOLUTION: let x=the 1st digit & y=last digit x+y=13 i.e eqn1 & pls help

*Saturday, August 20, 2016 by Oduro Hayford*

**8th grade ss plz help**

what does accessibility refer to

*Wednesday, August 17, 2016 by ms.oreo*

**Math**

Jim opens a savings account with $5. His account doubles every month. How much will he have after the 8th month? 1st 2x5=10 2nd 10x2=20 3rd 20x2=40 4th 40x2=80 5th 80x2=160 6th 160x2=320 7th 320x2=640 8th 640x2=1280 1280 was marked wrong. why?

*Tuesday, August 16, 2016 by Gabe*

**Algebra **

A girl was murdered and there was 4 people in the room 1.Sohag 2.Jahan 3.Sagor 4.Hamidur Police got a paper from the hand of the girl and it was written that 1st September 2nd January 3rd August 2nd November 3rd April Who is the murderer among the 4 suspicious?

*Saturday, July 30, 2016 by hasib *

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 5.40 radians. a. 4th quadrant b. 3rd quadrant c. 2nd quadrant d. 1st quadrant

*Sunday, July 10, 2016 by Jessica Maths*

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 5.40 radians. a. 4th quadrant b. 3rd quadrant c. 2nd quadrant d. 1st quadrant

*Saturday, July 9, 2016 by Amelia*

**Pre Calculus**

Determine the quadrant in which an angle, θ, lies if θ = 8π / 7 a. 3rd quadrant b. 1st quadrant c. 4th quadrant d. 2nd quadrant

*Saturday, July 9, 2016 by Amelia*

**Basic Accounting**

Pay $3000 toward lease agreement for office. The agreement is for 1year. The rent is 1,500 per month, last months rent was required at time of lease agreement. Lease period is effective July 1st 2014 through jun 30th 2015. I think it's like this: Rent expense 1,500.00 ...

*Monday, June 27, 2016 by Lisa*

**Basic Accounting**

Pay $3000 toward lease agreement for office. The agreement is for 1year. The rent is 1,500 per month, last months rent was required at time of lease agreement. Lease period is effective July 1st 2014 through jun 30th 2015. I think it's like this: Rent expense 1,500.00 ...

*Monday, June 27, 2016 by Lisa*

**English grammar**

What is the prepositional phrase is the following: 1. We were doing a mathematical test when the fire alarm rang yesterday. 2.The new girl in our ESL class has a brother I grade 7 and a sister in grade 9. 3.I didn't know what time it was so I very late to class. 4.To build...

*Saturday, June 18, 2016 by Divyan*

**math**

topic tree diagram. a box contain 6red and 4blue,5white balls.there balls are the bag one after the other without replacement find the prob of obtaining 1 first the same colour 2 first blue 2nd red,than white. 3. 1st red. 4different colours

*Thursday, June 16, 2016 by Tebiowei*

**math**

Mercy must obtain an average mark of at least 85 to get an A grade in her mathematics examination,out of the four examinations she obtained 80,85 and 82 in the first three. Find the mark she must obtain on the fourth examination of to enable her get an A grade.

*Saturday, June 11, 2016 by Glory *

**Math Urgent Please Help**

Which construction is illustrated below? a. a perpendicular to a given line from a point not on the line b. a perpendicular to a given line from a point on the line c. perpendicular bisector of a given segment d. bisector of a line segment Please help with this. It doesn't...

*Thursday, June 2, 2016 by Mame*

**math**

The students at Millerville High School were surveyed about their favorites type of music. The results are in the table. to the nearest whole percent, what percent of the students who chose country as their favorite are in 9th grade? a.63%,b.39%,c.24%,d.20% Favorite type of ...

*Friday, May 20, 2016 by marilyn*

**Math **

1st question: Which events are not independent? You toss three coins and get one head and one tail. You choose three different ice toppings for a sundae. You draw to colored pencils without replacement and get one red and yellow. You pull a yellow marble from a bag of marbles...

*Wednesday, May 18, 2016 by Anna*

**Math **

1st question: Which events are not independent? You toss three coins and get one head and one tail. You choose three different ice toppings for a sundae. You draw to colored pencils without replacement and get one red and yellow. You pull a yellow marble from a bag of marbles...

*Wednesday, May 18, 2016 by Maddie*

**S.st**

What are the answer for number 3 and 4 in week 17 for 4th grade??..

*Thursday, May 12, 2016 by Chi*

**Simple College Question**

1.)Do you have to attend college in order to join the Army Or Navy? I truly don't know what I wanna be when I grow up so I've been thinking about join the Army Or Navy once I turn 19 or 18, & I was wondering Do I have to attend a college 1st before I can Join the Navy ...

*Wednesday, May 11, 2016 by #FreeGucci*

**5th grade math**

If y is less than twice x , and x is 15. What is y

*Thursday, May 5, 2016 by Kezia*

**math**

Grade 5 will plant 1/3 of the whole school garden. So far, they have planted ¼ of the whole school garden. What fraction of the school garden still needs to be planted by grade 5?

*Tuesday, May 3, 2016 by Drequan*

**Math college grade 12**

1=300(0.8)^t

*Monday, April 18, 2016 by Yineya*

**11th grade physics**

How do we know which plate has an excess of electrons?

*Tuesday, April 12, 2016 by angy*

**Chemistry**

When titrating 50.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many mL of NaOH will you have added to reach the 1st equivalence point? I am confused... What H2A problem? Chemistry-Dr.Bob222 - DrBob222, Tuesday, April 12, 2016 at 1:49am Refer to the H2A problem above BUT you only...

*Tuesday, April 12, 2016 by Nevaeh*

**Math**

A utility company has the following rate schedule for natural gas usage in a city's district: Monthly service charge of $8.80; Per therm service charge: 1st 25 therms: $0.6686/therm; Over 25 therms: $0.85870 (a) What is the charge for usaging 25 therms in one month? (b) ...

*Sunday, April 10, 2016 by Anonymous*

**Math**

A utility company has the following rate schedule for natural gas usage in a city's district: Monthly service charge of $8.80; Per therm service charge: 1st 25 therms: $0.6686/therm; Over 25 therms: $0.85870 (a) What is the charge for usaging 25 therms in one month? (b) ...

*Sunday, April 10, 2016 by Anonymous*