Tuesday

February 9, 2016
**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*

**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*

**chemistry**

u was right bob but tht makes a change to my other answer for something else my question is: can u tell me of any solid form of a common, neutral substance that only has 3 letters in it 2nd letter is c?
*Tuesday, November 6, 2007 by !!ezr!!*

**math**

draw a shape that can be modelled by the expression 5 x 3 - 2 to the 2nd power. Write a problem for the expressin and evaluate it. Help.....please....!!! ;-(
*Monday, October 29, 2007 by Sandra*

**AP US History**

Where can you find sources of the women's movement during the 2nd Great Awakening?
*Friday, October 26, 2007 by Jennifer*

**algebra 2**

Find the constant term or the term independent of x in the expansion of (3x – 5/x to the 2nd power )and to the 9th power
*Wednesday, October 10, 2007 by Spenser*

**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*

**language**

Please help me in figuring out my worksheet that says to follow directions in the order they are given. 1.Write the word solar. 2.Add the 5th letter of the alphabet to the left of each consonant. 3.Add the 5th consonant of the alphabet to the right of the last letter from the ...
*Thursday, October 4, 2007 by nancy*

**social studies**

What happens at the 2nd battle of Ticonderoga in July, 1777?
*Monday, September 17, 2007 by Rascal*

**math**

evaluate (10 to the 2nd power-4times 8)divided by(8timees 9)
*Tuesday, September 11, 2007 by jose*

**The Five People You Meet in Heaven**

2. wikipedia-The_Five_People_You_Meet_in_Heaven I went on the 2nd site you provided and I found the publisher listed as this: Publisher------Little, Brown & Time Warner Paperbacks On my copy it says "Hyperion". What's going on?
*Monday, August 27, 2007 by brie*

**2nd grade math**

If you have a rectangle with 24 square units 3 lines down 8 across how can you have a 4 unit rectangle with a perimeter of 8 around the outside also 6 units with a perimeter of 10 in a seprate problem A square of 4, perimeter of 8. What about a 2x2 square? A rectangle of 3x2 ...
*Monday, May 21, 2007 by Gloria*

**Math**

The sum of two numbers is 112. The second is 7 more than 4 times the first. What are the two numbers? Am I doing something wrong? I seem to be stuck. x + y =112 (x+7)4y=112 The second equation should be: y+7=4x Should be the 2nd equation. The 2nd one: y is 7 more. This is a ...
*Friday, May 18, 2007 by Sissy*

**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*

**Algerbra**

5 to the 2nd power-2(5)(4)+-4to the secondpower = I got 25-40+16=59 is that the right way to do this problem yes. yes it is
*Wednesday, May 2, 2007 by patti*

**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*

**oral report 2nd grade**

What would be a good report for a second grader to do, on a person, someone famous, sports person, etc. the kids have to dress the part and give a short report. My 8 year old wants to do David Beckham, is that okay for should we do someone REALLY famous? David Beckham is ...
*Sunday, March 11, 2007 by maruggstrs*

**please check my math**

2/3 + 1/5= 13/15. Is that right or can it be Reduced? You're good to go. That is correct... and 2nd question: It can't be reduced.... Good Job!
*Wednesday, February 7, 2007 by Angelina*

**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*

**ANYBODY HERE?????????????????????????????????**

PLEASE ANSWER MY QUESTION! THANK YOU! WHAT IS A PLOT? A plot (in mathematics and engineering) is a graph. It geography, it is a piece of land. In a cemetery, it is a grave site. It can also be a covert plan of action or conspiracy. In English a "plot" can be the form...
*Saturday, December 23, 2006 by TANU*

**math**

How do you write a power of 10 in exponents when dealing with 1 hundredth. Thank you 1/100 = 10^(-2) :) 1 divided by 100 is .1, so why is it 10 to the negative 2nd?
*Wednesday, November 15, 2006 by chris*

**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*

**algebra **

In a G.P, the product of the 2nd and 4th term is double the 5th term, and the sum of first 4th term is 80. Find the G.P
*Sunday, February 7, 2016 by Ayanyen kess *

**News for Ms. Sue**

1. A student raises her grade average from a 75 to a 90. What was the percent of increase in the student’s grade average? Round your answer to the nearest tenth of a percent, if necessary. A: 20% B: 16.7% C: 8.3% D: 15% Hi Ms. Sue, it was 20%. Thank you for your help, ...
*Tuesday, February 2, 2016 by Lizzie*

**physics**

a block of mass m is placed on a smooth turntable at a distance of 20cm from the centre.a string is tied to the block and its other end passed through a gole in the centre of the table.A 2nd block of mass m is suspended from the free end of the string as shown in fig.At what ...
*Tuesday, February 2, 2016 by Rutvik*

**History**

What colonial body created the declaration of independence? A.)The first Contential Congress B.) 2nd Contential Congress C.)Colonial Assembly D.) The Constitutional Convention
*Saturday, January 30, 2016 by Anonymous*

**physics**

a billiard ball rolling across a table at 1.50m/s makes a head on collision with an identical ball. find the speed of each ball after the collision;when the ball is at rest;when the 2nd ball ]is moving towards the first at the speed of 1.0m/s; when the second ball is moving ...
*Wednesday, January 27, 2016 by raquel*

**math**

if the lecture grade is the mastering points worth 20% and exams worth 80%. what is the lecture grade? mastering points: 1513 exam grades: 92,83,76,95,95 thank you!
*Sunday, January 24, 2016 by lauren*

**math**

1st wall 5'long 8' wide 2nd wall 9'long 8'wide 3rd wall 2' long 4' wide tile size is 2'long 4'wide how many tile do I need
*Thursday, January 21, 2016 by Mike*

**Fourth grade math**

Is 1 pirme or composte
*Monday, January 18, 2016 by E*

**Modernist Poetry**

I want to write a modernist poem about struggles, future, stress. How everything I do in grade 12 will affect my future. The amount of pressure that is put onto me by my parents to get into university. I need a lot of help. I've always struggled with poems. I really need ...
*Tuesday, January 12, 2016 by Poemhelp-Please*

**MATH help**

Which of the following statements is true? A . The dependent variable is represented on the x-axis. B . The independent variable is also know as the output. C . The dependent variable is represented in the 2nd column of a table. D . The independent variable depends on the ...
*Tuesday, January 12, 2016 by Miranda Lambert*

**Trig - 9th grade**

Can you help me solve: 5sin2x + 3sinx - 1 = 0 Thanks
*Sunday, January 10, 2016 by Carol*

**Math **

Repeat the following procedure for the four given numbers. Add 7 . Double the result. Subtract 4 . Divide by 2. Subtract the original selected number. The 1st number is 1 . The result is 5 . The 2nd number is 4 . The result is 5 . The 3rd number is 7 . The result is 5 . The ...
*Sunday, January 10, 2016 by Jeffrey *

**algebra**

A student's grade in a course is the average of 4 test grades and a final exam that is worth three times as much as each test. Suppose a student has test grades of 90, 88, 81, and 94. Write an equation to model this situation where x is the student's grade on the final...
*Friday, January 8, 2016 by kayla*

**7 Grade Math**

Melissa needs to subtract 10 5/8 from 12 6/8, what is her answer?
*Tuesday, January 5, 2016 by Anonymous*

**PLZ Check my Science Project's summary?!**

The following r the instructions to my Project: - Compose a scientific summary of your method, observations, data, and conclusions. In addition, be sure to answer the questions below in your report. 1. Why does the first method for determining volume work only for a regular-...
*Monday, January 4, 2016 by Natasha*

**Math**

400 exercise books are arranged into 3 piles.The first has 5 more books than the 2nd pile.The number of books in the second pile is twice the number of books in the third pile.How many books are there in the third pile??
*Wednesday, December 23, 2015 by Paul*

**5th grade math**

The fifth-grade class at John Adams Middle School earned $428.81 at their school carnival. The money is being divided between 23 students to help pay for their class trip. How much money will each student receive? Round to the nearest hundredth. is it $18.60 ?
*Wednesday, December 16, 2015 by patricia*

**math**

PART A)find x using the ratio of the sides 12 cm and 16 cm: x/20=12/16. Show your work PART B) find x using the ratio of the sides 6 cm and 8 cm. Show your work PART C) Explain why the answers to a and b should be the same The triangles are 1st one x,12 cm, 6cm, the 2nd one is...
*Tuesday, December 15, 2015 by help*

**MATH**

PART A)find x using the ratio of the sides 12 cm and 16 cm: x/20=12/16. Show your work PART B) find x using the ratio of the sides 6 cm and 8 cm. Show your work PART C) Explain why the answers to a and b should be the same The triangles are 1st one x,12 cm, 6cm, the 2nd one is...
*Tuesday, December 15, 2015 by SHEILA LE BUFF*

**maTH**

PART A)find x using the ratio of the sides 12 cm and 16 cm: x/20=12/16. Show your work PART B) find x using the ratio of the sides 6 cm and 8 cm. Show your work PART C) Explain why the answers to a and b should be the same The triangles are 1st one x,12 cm, 6cm, the 2nd one is...
*Tuesday, December 15, 2015 by SHEILA LE BUFF*

**algebra**

I am the middle of 3 numbers whose total is 31. The largest is 3 more than 5 times the smallest. What # am I? 1st number I put as x 2nd number I put as y as long as y> x 3rd number is 3+5x=z X+y+z=31 so when I plug it in I get X+y+3+5x=31. Y=28-6x Now is where I get lost. ...
*Wednesday, December 9, 2015 by susan*

**Chemistry**

Citric acid is a tri-protic acid with a Ka1 =8.4x10-4 Ka2=1.8x10-5 and Ka3=4.0x10-6. calculate the pH at the 2nd equivalence point in the titration of 85.5 mL of a .21 M citric acid solution with .25 M NaOH. Calculate the pH, after 25.8 mL of NaOH have been added. Calculate ...
*Wednesday, December 9, 2015 by Jill*

**Stats**

charity sells $6 raffle tickets first prizes to trace worth $3,000 2nd prize of $600 third prize is $40 and fourth prize $15 they sell 600 tickets what is the expected value
*Wednesday, December 9, 2015 by Lisa*

**Math**

I'm in sixth grade and I need help on 3(12w+8)+17+9w
*Tuesday, December 8, 2015 by bob*

**Algebra**

A cell phone plan has the following charges: Basic service, including 100 minutes of calls :$20 per month 2nd 100 minutes of calls: $0.075 per minute Any additional minutes: $0.10 per minute What is the charge for 200 minutes of calls? What is the charge for 250 minutes of ...
*Monday, December 7, 2015 by Christopher*

**Math**

Fifteen Grade 2 children rode bicycle to school. Seventeen Grade 3 children rode bicycle to school. How many children in Grades 2and3 rode bicycles to school?
*Thursday, December 3, 2015 by Alex*

**10th grade**

Ravi resigned----------illness
*Monday, November 16, 2015 by Anonymous*

**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*

**pre algebra**

in a math class with 31 students 27 earned a passing grade in a biology class with 21 students 17 earned a passing grade... what fraction of the math students earned a passing grade
*Tuesday, November 10, 2015 by tiawannnia*

**accounting**

December Interest on a bank loan is due on January 2nd of the following year: accrue $1,000. How do u record interest expense and interest payable on a journal ledger? Would you record interest expense on the debit side and interest payable on the credit side?
*Monday, November 9, 2015 by Brandy*

**Math**

Am stuck A fifth grade class of 32 students is going on a field trip. They want to rent vans to drive to the field trip. Each van seats a maximum of 7 students. What is the least number of vans the fifth grade class must rent so that each student has a seat? If I times it that...
*Thursday, November 5, 2015 by iyana*

**Math**

In obtuse triangle PQR, P=51 degrees, p= 10cm, and the longest side, q=12cm.Draw the triangle and solve for Q to the nearest degree. I did, 10/sin 51=12/sin Q 10(sin Q)/10=12(sin 51)/10 Q= 2nd function sin 0.9325751 Q=68 degrees Q=180-68 Q=111 degrees
*Wednesday, November 4, 2015 by Amone*

**Sixth grade math**

The sum is 1.7 and the product is 6.3. What are the numbers?
*Tuesday, November 3, 2015 by Kevin*

**9th grade **

32/4=b+4/3
*Monday, November 2, 2015 by Cole*

**Chemistry! HELP**

What information about an electron in an atom is given by the following quantum numbers? 2px+1/2 Answer? (idk if this is right) : An electron located in the p orbital in the 2nd main enrgy level would be said to be located in the 2p sublevel.
*Wednesday, October 28, 2015 by Sarah*

**11th grade math**

y^a/y^b
*Wednesday, October 28, 2015 by Claire*

**chemistry**

150 mL of a solution contiains .00015 M NaI, .0055 M NaC, and .12 M Na3PO4. A solution of .10 M AgNo3 is slowly added. Who precipitates 1st, 2nd, and 3rd? When the last one to precipitate just begins to precipitate, what % of the other 2 anions are still remaining in solution?
*Tuesday, October 27, 2015 by lisa*

**analytical chemistry**

150 mL of a solution contiains .00015 M NaI, .0055 M NaC, and .12 M Na3PO4. A solution of .10 M AgNo3 is slowly added. Who precipitates 1st, 2nd, and 3rd? When the last one to precipitate just begins to precipitate, what % of the other 2 anions are still remaining in solution?
*Tuesday, October 27, 2015 by TK*

**organic chem**

Predict the major substitution and elimination products for butane with a Ph atom and a I atom on the 2nd carbon when added with methanol and heat. iupac name of the structure if it had carbon atoms I think is 2 dimethyl butane
*Monday, October 19, 2015 by Alex*

**M@them@tcs**

on @ Gp.the 4th term exceed 3rd term by 72 nd 3rd term exceeds 2nd term by 24.fnd the frst four term of the progressn.
*Saturday, October 17, 2015 by Muhmmed sheu*

**Grammar**

2.Brianna eats chocoloate whenever she gets poor grade in math. whenever she gets a poor grade in math is underlined. I believe this is a dependent clause. 3. After the house flooded, the family moved into a temporary shelter. After the house is flooded is underlined. I ...
*Thursday, October 15, 2015 by Patrick*

**5th Grade**

Where is the hundred thousandths place in 46.15398?
*Thursday, October 15, 2015 by Grace (The Puzzled Penguin)*

**Physics**

Two forces act on an object. The first force has a magnitude of 19.0 N and is oriented 58.0° counter-clockwise from the x axis, while the 2nd force has x- and y-components (-25.0 N, 16.5 N). Express the magnitude and direction of the net force.
*Saturday, October 10, 2015 by Lc*

**math**

identify all of the basic trig functions that fit each description. 1) is negative for angles in the 2nd and 4th quadrant 2) is unbounded answer: tan, cot 3) has a range of -1 ≤ y ≤ 1 answer: sin, cos are my answers correct? and i'm not sure what the answer to ...
*Friday, October 9, 2015 by stewie*

**Physics **

Draw a free body diagram and Apply Newton's 2nd law in both direction. 60 kg chair is pulled along a rough horizontal surface under the action of a 200N force 30 degrees up from horizontal, as shown the acceleration of the chair is 1.5 m/s^2. a) Determine the normal force ...
*Wednesday, October 7, 2015 by Matt*

**Pre Calculas**

7. For the function defined by: f(x)= {x^2, x<=1} {2x+1, x>1} a. evaluate f(0) 8. Solve the following system of equations algebraically. Verify your solution either graphically or by using matrices. 3x-y=0 5x+2y=22 9. Solve the following system of equations algebraically...
*Tuesday, October 6, 2015 by Ryan*

**algebra**

A 28-inch board is to be cut into three pieces so that the second piece is twicetwice as long as the first piece and the third piece is 44 times as long as the first piece. If x represents the length of the first piece, find the lengths of all three pieces 1st ...
*Sunday, October 4, 2015 by Anonymous*

** Help!! Geometric progression**

Question(1):A G.P has a common ratio of 2 find the value of 'n' for which the sum 2n terms is 33 times the sum of n?? Question(2):in A G.P the product of the 2nd and the 4thterm is double ,the 5th term and the sum of the first 4 term is 80.find the G.P??
*Thursday, October 1, 2015 by Collins*

**lgebra**

The sum of three consecutive natural numbers is 963, find the numbers. (A) First, write out an equation that models the relationship between these three numbers: x + ____ +______ = 963 2nd number 3rd number (B) Now, simplify the left side of your equation: ____________ = 963 (...
*Saturday, September 26, 2015 by NINA*

**Physics**

A descent vehicle landing on the moon has a vertical velocity toward the surface of the moon of 34.1 m/s. At the same time, it has a horizontal velocity of 51.1 m/s. At what speed does the vehicle move along its descent path? 1.Answer in units of m/s. 2.At what angle with the ...
*Wednesday, September 23, 2015 by Brandon*

**Computer/Math**

In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade...
*Tuesday, September 22, 2015 by Tosin*

**Intermediate Algebra (math)**

(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and multiply it by ...
*Thursday, September 17, 2015 by Steph*

**Intermediate Algebra (math)**

(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and multiply it by ...
*Thursday, September 17, 2015 by Steph*

**Multimedia**

Not sure if you will get this right away.. but here is the question... Prompt the user for their name and then prompt the user for a number between 1 and 12. After getting the input, you will display the user’s name and then display the number with the appropriate month...
*Sunday, September 13, 2015 by Nikki*

**mathematics**

1} the first term of an AP is 2 and the common difference is 3.Find the sum of the first 11 terms. 2}The 2nd and 5th terms of a GP are -6 and 48 respectively.Find the sum of the first four terms
*Thursday, September 10, 2015 by promise*

**Algebra **

Students get two grades for a test in an introductory psychology course: a letter grade, and a numerical equivalent (weighted value). So an A is worth 4 points, a B is worth 3 points, a C is worth 2 points, a D is worth 1 point, and an F is worth 0 points. The results for the ...
*Wednesday, September 9, 2015 by Camry *

**4th Grade Math**

What does 5*6 mean?
*Tuesday, September 8, 2015 by Donna*

**Science **

Hello, I just started my chem class today and I am totally stuck on this question: Hurriance Katrina had the 2nd lowest ever recorded barometric pressure at 0.920 mb. Convert this pressure to units of… a. atmospheres. b. Inches of Hg. I know i need to convert but I'm ...
*Wednesday, September 2, 2015 by Elizabeth*

**8th grade math**

I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?
*Monday, August 31, 2015 by Casey*

**Math: Mean, Median, Mode, Range & Finding the devi**

What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6, What is the ...
*Friday, August 21, 2015 by Aayla*

**Economics grade 12**

What's elasticity?
*Monday, August 17, 2015 by Sm*

**need help**

There are 205 students in the middle school. If 41 students are girls in 8th grade, what percent of the middle school do the girls in 8th grade represent?
*Tuesday, August 11, 2015 by Anonymous*

**English**

Posted by rfvv on Monday, July 13, 2015 at 9:33am. Lesson Plan .... Standards Addressed: General Goal9s): Specific Objectives: ...... ===================== In a leson plan, what is 'Standards Addressed'?•English - Writeacher, Monday, July 13, 2015 at 9:42am ...
*Tuesday, July 14, 2015 by rfvv*

**math (algebra)**

In Professor Tuffguy's mathematics class, 36 students took the final exam. If the average passing grade was 78, the average failing grade was 60, and the class average was 71, how many of these 36 student passed the final?
*Wednesday, July 8, 2015 by Samantha*

**Chemistry**

When naming a molecular compound, such as CO, would I write it as mono carbon monoxide or carbon monoxide? My textbook has the rule written as prefix+1st element prefix+2nd element, but I am not sure if the mono applies to the carbon or not.
*Tuesday, July 7, 2015 by Jack*

**math in distress**

There are 5 kids, the median age is 9. Two of the kids are 5. The range of all the kids are 7. What is the age of the 2nd to the oldest? 1. 5 2. 5 3. 9 4. 5. 12 (7+5) =12 I have went around in circles with this. Please help!!!
*Wednesday, July 1, 2015 by toya5 *

**Chemistry Subatomic particles**

Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data Supporting Discovery...
*Monday, June 29, 2015 by Joey*

**Maths**

2,x,y are the first three terms of an arithmetic sequence.If the 2nd term is decreased by 1.The three terms will form a geometric sequence.calculate x and y and my working out is that if i said x-1
*Tuesday, June 16, 2015 by Luhle qwabe*

**pre-calculus 11 **

I have f(x) + 1/ x-c this is the question and I am told for the function with a vertical asymptote at x=1 Mr. Reimy was kind enough to provide this information comparing it to y = 1/x for the first interpretation the graph of y = 1/x would simply be translated vertically by c ...
*Wednesday, June 10, 2015 by george *

**precalculus**

If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade" relate to ...
*Saturday, June 6, 2015 by Lois*

**5th grade math**

51 is 4 times of book is less 13
*Wednesday, May 27, 2015 by Mythreyee*

**5th grade math**

The sum of 6 and the product of 7 and a number is 75
*Wednesday, May 27, 2015 by Mythreyee*

**1st grade math**

what is a common factor
*Thursday, May 21, 2015 by seahawks*

**math**

lilly made a 75 on her history test and an3 on her math test. the mean grade on the history test was 72 with a standard deviation of 5. the average grade on the math test was 81 with a standard deviation of 4. which test did lilly do better?
*Thursday, May 21, 2015 by debbie*

**math**

5 kids median age is 9. Two of the kids ages are 5. The range of all the kids is 7. What is the age of the 2nd to the oldest. Please help....! a. 5 b. 7 c. 9 d. 12 to figure it out, i tried this 1. 12 2. 11 3. 9 4. 5 5. 5
*Friday, May 15, 2015 by tanisha*

**math**

We throw 250 darts (one by one) at 1200 dart boards. Each dart strikes a board randomly. No dart's strike affects any other. What is the probability that two darts will strike the same board? I make it 1 in 1200, b/c the probability of the 1st dart striking a board is 1. ...
*Monday, May 11, 2015 by Jane*