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April 24, 2014

Search: Math problem solving investigation: guess and chec

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Math problem solving investigation: guess and chec
The area of each square is twice the area of the next smaller square drawn in it. If the area of the smallest square is 3 square centimeters, what is the area of the largest square
Saturday, December 29, 2012 at 8:29pm by Alex

math
What strategy did you use in solving this problem? 22. Suppose that you wanted to find the whole numbers represented by each of the letters in the following addition problem: Which problem-solving strategy might be most helpful to you in solving this problem? (You need not ...
Wednesday, January 20, 2010 at 5:02pm by kim

Science
Writeacher, can you ask a science teacher to help me with my application? (methods adopted when analyzing experiment data concerning biodiversity in water) I would be extremely grateful to you. Approach 1) Task organization and information distribution The various tasks will ...
Thursday, February 2, 2012 at 11:20am by Henry2

Math
Guess and Check is an important problem-solving strategy. Use guess and check to solve each puzzle. a) A number times itself is 100. What is the number? b) A number times itself is 225. What is the number?
Monday, September 9, 2013 at 7:54pm by Anonymous

English/Science
I really need your help to determine if the following techniques are possible when analyzing scientific data (biodiversity in water) with pupils. I think an English science teacher can help me determine the techniques. Approach 1) Task organization and information distribution...
Thursday, February 2, 2012 at 10:09am by Henry2

Science/English
I really need a science teacher to check point 1 and tell me if the rest is possible. Thank you very much! 1) Task organization and information distribution The various tasks will be divided among participating students according to the logical breakdown of looking at the ...
Friday, February 3, 2012 at 3:14am by Henry2

8th grade pre algerbra
problem solving investigation: draw a diagram problem: kelly is using 3-inch square tiles to cover a 4-foot by 2-foot area the tiles are 0.5 inches tall if the tiles were stacked on top of each other to create a tower, how many inches tall would the tower be?
Thursday, October 21, 2010 at 7:44pm by mojo

beginning chemistry
The problem says indicate the the number of sig. figs. that should be present in the answers to the following problem without solving the problem. 0.70 x 7.00 x 6.880= What is a sig.fig. and how can you find them without solving the problem? It doesn't make sense
Wednesday, September 19, 2007 at 2:58pm by Kimmi

English
1. To come up with possible solutions to a problem is referred to as: A. decision making. B. concept mapping. C. critical thinking. D. problem solving. is it D 2. "Should I apply for a job or go for an internship?" is an example of which stage in the problem-solving process? A...
Thursday, March 21, 2013 at 11:34pm by Amy

Psychology
Why is problem solving considered the highest level of mental activity? What makes an individual good at problem solving?
Saturday, September 10, 2011 at 11:27am by Linda

Algebra 2
Helllo I have no idea how to do this problem given f(x) = x-3(x + 4)^(1/2) how to solve for x when f(x) = -5 I know I could just guess and check but I would like to know how to do this algebraically by pluging in -5 like so -5 = x - 3 (x + 4)^(1/2) and solving for x which I ...
Tuesday, May 26, 2009 at 5:57pm by Dylan

math
"The area of a rectangle is 360m2. If its lengh if increased by 10m and its width is decreased by 6m, then its area does not change. Find the perimeter of the original rectangle." I need to use the "guess and test" or the "draw a diagram" method to solve; which would be most ...
Monday, February 18, 2013 at 12:24am by john

math
Please help solving this problem. Solve the following word problem: One poll reported that 48% of city residents were against building a new stadium. The polling service stated that the poll was accurate to within 3%. What is the minimum percent of city resident that oppose ...
Tuesday, April 6, 2010 at 12:12pm by bindiya farswani

physics
Hello can you please help me with this investigation. I am having lots of problems with it can you please help. Thandeka wanted to investigate whether the number of vibrations per second depended on the length of the pendulum string. She sat up the apparatus. She pulled the ...
Saturday, November 5, 2011 at 4:56am by kyle

English
Bobpursely, thank you for helping me! Our project involving three schools is about biodiversity in water. In particular, participating students will have to carry out a chemical and microbiological analyses of water in each school's local area : river water for us and the ...
Thursday, February 2, 2012 at 6:12pm by Henry2

Science
Bobpursely, thank you for helping me! Our project involving three schools is about biodiversity in water. In particular, participating students will have to carry out a chemical and microbiological analyses of water in each school's local area : river water for us and the ...
Thursday, February 2, 2012 at 6:13pm by Henry2

math (am i correct)
5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsitatn? (i guess con) is it dependent or independent (i guess dependen)
Wednesday, July 1, 2009 at 10:41pm by scooby9132002

math am i correct?
5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsitatn? (i guess con) is it dependent or independent (i guess dependen)
Thursday, July 2, 2009 at 9:48pm by scooby9132002

science
IN an investigation 3 plants each receive the same amount of sunlight, ut different aounts of water. WHat is the control in the investigation?
Wednesday, September 23, 2009 at 5:50pm by linda

lattice math
Why should we estimate before solving a problem? We should estimate before solving a problem to make sure our answer is close to the real answer. Here's a simple problem. Suppose we want to find wnat a 6% tax on a $10 purchase would be. When you do the math, the answer depends...
Tuesday, October 3, 2006 at 9:46pm by marc

classroom instruction
• Write a 200- to 300-word response describing how you might teach this concept to students in a lower elementary grade and to students in a middle school grade. i picked problem solving i have this so far. i guess for each grade level (elem and middle school) i would present ...
Friday, March 19, 2010 at 9:18pm by scooby

Science
What is a experimental investigation? What is a descriptive investigation?
Tuesday, October 5, 2010 at 6:40pm by Emily

writing
Discuss how, as a professional, you may be able to assist children in refining their learning and metacognitive problem-solving strategies. At what stage in the maturation process do you believe it is most important to address a child’s learning and problem-solving strategies...
Wednesday, June 11, 2008 at 6:54pm by Kell

Math
Can someone please work out the steps in solving this elimination problem. Thank you. The problem is x + 2y = -7 x - 5y = 7
Thursday, April 17, 2014 at 11:41pm by Tyler

MATH PROBLEM
COULD I GET HELP SOLVING THIS PROBLEM USING THE DISTRIBUTIVE PROPERTY 5(W-5)= 10 W =
Saturday, January 21, 2012 at 4:21pm by DJ

math
As of July 2004, the population of the United States was 293,027,571. If more than half of these people live within 80 kilometers of an ocean, about how many people live within distance? I guess I have to look to find the conversion of kilometers to diatance. I had no luck in ...
Wednesday, December 17, 2008 at 2:14am by Nehemiah

math problem
haveing problem solving 8x -(6x+7)= -3 The solution is x =
Saturday, January 21, 2012 at 5:02pm by DJ

MATH
Solving by graphing DQ 1 Solving by substitution Solving by elimination Which method do you think would be best to solve this system? y=10x-8 y=1/2x+5
Tuesday, October 19, 2010 at 11:36pm by Anonymous

math (?)
5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsistant? (i guess consistant) is it dependent or independent (i guess dependen)
Wednesday, July 1, 2009 at 11:07pm by scooby9132002

Child Development
Discuss how as a professional, you may be able to assist children in refining their learning and metacognitive problem-solving strategies. At what stage in the maturation process do you believe it is most important to address a child’s learning and problem-solving strategies?
Saturday, September 20, 2008 at 6:41pm by Melvenia

Math
You are playing Guess you card with (3) other players. Here is wha you see: Andy has the cars 1,5, and 7 Belle has the cards 5,4, and 7 Carol has the cards 2,4, and 6 Andy draws the question card, " do you see two or more players whose cards sum to the same value? He answers "...
Monday, January 28, 2013 at 1:33am by Mike

HELP-PROBLEM SOLVING IN MATHEMATICS
probably the most famous approach to problem solving is Polya's four-step process. Describe the four-step process.
Friday, October 14, 2011 at 7:28am by alya

Physics PLEASE
I'm trying to solve this problem Calculate (a) how long it took King Kong to fall straight down form the top of the Empire State Building (380 m high), and (b) his velocity just before "landing". My teacher said try and rearagne this equation for t X = Xo + Vo t + 2^-1 a t^2 I...
Tuesday, June 23, 2009 at 11:38am by Physics PLEASE

physics
An object floats with half of its volume beneath the surface of the water. The weight of the displaced water is 2000N. What is the weight of the object? I'm confused by this problem. How would I go about solving this? My guess would be that the weight of the object is 2000N. ...
Monday, December 3, 2007 at 5:27pm by Tammy

MATH
I've been having problems with solving equations that involve fractions with the following problem can I get some help for solving equations that involve fractions? x+1=2/3x Thanks for the help.
Saturday, March 14, 2009 at 4:02am by Jen

criminal investigations
do the objectives of a criminal investigation change with the type of investigation
Wednesday, December 7, 2011 at 8:58pm by Annette

Math Problem Solving
6n+(8n-2n)+3/2
Tuesday, December 21, 2010 at 5:44pm by Ian

Math Problem Solving
6n+(8n-2n)+3/2
Tuesday, December 21, 2010 at 5:44pm by Ian

7th Grade Math
z/6 + 11 > -49 This is my problem for homework and I don't know how to do it. My teacher showed us but I guess it didn't get throw to me. ?????????????? Help
Wednesday, November 19, 2008 at 5:08pm by Catie

Math
The problem states that "5 to 8 is as 15 to w." I'm having some trouble solving this because I am unsure of what the problem is asking me to do. Some help would be appreciated. Thank you! :)
Monday, January 13, 2014 at 10:26pm by Melisande

MATH
I'm having trouble with this problem: Guess a simple formula for the sequence that begins: -1, 1/2, -1/3, 1/4, -1/5 term(n) = (-1)^n x 1/n will do it
Monday, August 13, 2007 at 6:26pm by Paul

Math
I need help solving this problem. 17 11/12 ÷ 6 1/10
Friday, March 21, 2008 at 11:48am by Anonymous

Math
I need help solving this problem. x - 3 > 8
Tuesday, September 2, 2008 at 8:02pm by jay jay

math
I need help solving this problem -x-7x=
Monday, February 11, 2013 at 2:29pm by Dee Dee

math
I need help solving this problem; 7-3(2t-5)+4t=-18
Wednesday, October 16, 2013 at 9:46pm by Anonymous

math
can anybody help me to understand solving this problem 8/x=2/5x=
Wednesday, December 25, 2013 at 1:50am by cora evans

Calculus
I am having trouble solving this problem: "Find where the tangent line is horizontal for r=1+cos(theta)" I would really appreciate the feedback, I'd like to know how to go about solving problems like these. Thank you!
Friday, March 1, 2013 at 2:46am by Anonymous

Math
I need help in solving this: Problem #1 For f(x)=-6x3+10 find f(4) and f(-4) Problem #2 For g(x)=20-5x2 find f(1) and f(-1)
Wednesday, October 6, 2010 at 3:03pm by Anonymous

math
Need help in solving these Problem #1 For f(x)=-6x3+10 find f(4) and f(-4) Problem #2 For g(x)=20-5x2 find f(1) and f(-1)
Sunday, October 10, 2010 at 11:48pm by Anonymous

Chemistry
I need help in solving this problem: A certain substance has a heat of vaporization of 42.46 kJ/mol. At what Kelvin temperature will the vapor pressure be 5.00 times higher than it was at 291 K? I know that I have to use the Clausius-Clapeyron equation, but what would I be ...
Sunday, February 24, 2013 at 3:27pm by Confused

math
8 / (4 / (-28)) = -56 I don't understand why? what are the steps to solving this problem?
Friday, April 2, 2010 at 10:17pm by stacey

College Math
I need help solving this problem, s/5 - 5/s=0
Monday, April 11, 2011 at 10:08pm by Leann

algebra
Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problem-what would you tell him? Tiffany Oakes
Monday, July 12, 2010 at 10:46pm by kiMBERLY

fractions
my teacher gave us some fraction problems for homework, but I'm confused about how to go about solving the problem. The problem is what is 2/4 of 8. Can you show me the steps so I can do the rest of the math problems? 2/4 reduces (or simplies if you prefer) to lower terms. ...
Wednesday, May 23, 2007 at 5:25pm by donte-thrid grader

Math
show me the steps to solving this problem? 3k/5+44=12k/25+8
Wednesday, April 14, 2010 at 11:09pm by alice

Math Problem Solving
6n+(8n-2n)+3 ____________ 2 simplfy this expression
Tuesday, December 21, 2010 at 6:00pm by Ian

Problem solving:for 3rd grade
Write a real-world problem that you can solve by adding or subtracting.Then give your problem to a classmate to solve.
Thursday, October 25, 2012 at 10:29pm by Jon

math
Hi I need help with this math problem: The plane that contains the points (8,3,1), (2,6,3), and (4,6,2) has an equation of the form ax + by + cz = d. Find coefficients for this equation, trying two different approaches to the problem. One method uses vectors, another does not...
Thursday, July 29, 2010 at 4:32pm by jen

Math Analysis
What is the approximate horizontal distance traveled by a soccer ball that is kicked at an angle of 30 degrees with an initial speed of 60 feet per second? a) 84 ft b) 88 ft c) 93 ft d) 97 ft e) 105 ft ==> I tried solving it by solving for x in the equation cos30 = x/60, x ...
Sunday, January 10, 2010 at 7:49pm by Emily

math
how can i estimate in the first step of solving a division problem
Monday, October 24, 2011 at 5:20pm by Bailey

math
I need help solving this problem please. Solve the equation. (x-2)(2x+1)=0
Sunday, April 21, 2013 at 3:22pm by meka

Math
How do problem solving using model addition and subtraction
Wednesday, September 18, 2013 at 3:00pm by Anonymous

math
I'm having problem understanding and trying to solving x/2=5/15 x= can somebody help me with this.
Tuesday, December 24, 2013 at 9:20pm by cora evans

Algebra II
Solving the formula for the indicated variable. I=prt,for r I need help knowing how to solve this problem step by step. its easier with numbers and a fraction in the problem but this problem just threw me off.......HELP PLEASE!!!!
Sunday, January 30, 2011 at 6:29pm by Attalah Higgs

Math
Need help solving this problem. If there's an equation at the end, need help in how to solve that also. Compounded interest problem. Principal $825. Rate 4%. Compounded Annually. Time 10 years.
Wednesday, February 9, 2011 at 12:22am by J

algebra
im having a hard time solving a problem that is 9x+9y=-18 do you think you can help me with this problem
Monday, July 20, 2009 at 1:07pm by stacey

math
Could you help me in solving the following problem? If x varies inversely as the square of y and x=2 when y=1 find x when y=2
Tuesday, May 4, 2010 at 12:46am by vidya

math
how to do a problem solving stratigy of making a table/find a pattern
Thursday, March 17, 2011 at 8:57pm by shasha

math
how to do a problem solving stratigy of making a table/find a pattern
Thursday, March 17, 2011 at 8:57pm by shasha

math
how to do a problem solving stratigy of making a table/find a pattern
Thursday, March 17, 2011 at 8:58pm by shasha

math
I'm having trouble solving this problem: definite integral (2-t)(sqrt(t)), 0..2
Saturday, September 24, 2011 at 5:55pm by darren

Math
What scenic structures are featured in chapter 2 Problem Solving on Location?
Wednesday, August 1, 2012 at 5:23pm by Annie

6th grade math
Unable to help my child with this problem... 71.33=9/5k-459.67 solving for k
Monday, February 25, 2013 at 10:20pm by Susan

College Math
I need help solving these problems by using the substitution problem 2x-3y=16 5x+2y=21
Wednesday, March 20, 2013 at 11:28am by Cam

Solving rational inequalities
problem #1 (1+x)/(2x+3)<1 algebraically problem #2 1/(x^2+2x+1) > 2 graphically TIA please ignore this
Wednesday, February 7, 2007 at 2:36pm by Jen

Problem Solving
What form does Bernoulli's equation take if we use the information in the problem statement that P1=P2?
Monday, November 29, 2010 at 7:02pm by JahMan

Math
How do I go about solving this math problem. -172=-1-9p
Wednesday, January 23, 2013 at 8:36pm by Robert

Math
Posted a question on the 2/12/12 at 3:48PM and was never given an answer. Guess the math problem is too hard for anyone to solve. How do they expect me to answer it if no one else can? Thanks for your time. Parker.
Wednesday, February 15, 2012 at 12:15am by Parker

math
I am having a problem solving these problems could you please help me! Simplify by removing the factor of 1, y^2-25/5-y, 4y-12/4y
Saturday, May 23, 2009 at 4:04pm by shelly

MATH (Problem Solving)
Find the general solution algebraically. 2 cos^2x=7cosx-3
Saturday, September 5, 2009 at 5:52pm by Anonymous

Math
Problem Solving question - place value and exponents. Are 10o and 2o equal? Why or Why not
Thursday, September 10, 2009 at 6:59pm by Jenny

math 156
name five problem solving strategies that are frequently used?
Friday, January 22, 2010 at 12:07pm by kim

Math
The book is problem-solving strategy my question is what is counters on objects that do not belong?
Wednesday, October 12, 2011 at 4:05pm by Noemi Mendez

math
timothy is solving the problem 50+108/ x4.what order of operations should he use
Sunday, September 23, 2012 at 7:10pm by roderica

algebra
would you help me write a logic application for andy has the cards1,5,and 7 belle has the crds 5,4,and 7 carol has the cards 2,4 and 6 whats the salient facts of the problem? explain the strategy for solving the problem? present a step by step solution for the problem.
Tuesday, January 22, 2013 at 6:38pm by deborah cobb

Math: is it? is it not?
Is this math problem hard? - There are 12 brothers living in a mansion. Six brothers are sitting in a rectangular kind of table. Six other brothers stood around them. They all have ten huge backpacks. Each backpack has 8 large monkeys. For every large monkey, there are 3 small...
Tuesday, September 24, 2013 at 12:31am by Losa

algebra
3x^2-5=16 solving equation I see no one is answer ansy problem could some please I need this problem tonight.
Thursday, May 27, 2010 at 11:20pm by Keaton

Math
If I traveled 3 miles in a day, how many hours did I travel? How would I go about solving this problem?
Monday, January 7, 2008 at 1:21pm by Mack

math/algebra
I need help solving the linear system using substitution of the below problem....Thank You 3x - y=2 y= 2x - 9
Thursday, March 12, 2009 at 1:32am by JAY10

math
do i use the quadratic equation when solving this problem. 3x^2-5x-7=0. If so the answer that i get is (5+-square root of 59)/ 6 is this correct
Tuesday, April 6, 2010 at 2:06am by jen

math
Sara needs help solving the problem 11x8. Which pattern can she use to help her find the product?
Tuesday, January 15, 2013 at 6:58pm by Shaun

MATH
USE THE AC METHOD FACTORING 9+^2+5+-4 CAN SOME ONE SHOW ME THE STEP TO SOLVING THIS PROBLEM
Thursday, February 21, 2013 at 8:00pm by mace

Math
i need help solving this math problem. 15*12/4-3^2+17(9)
Tuesday, September 11, 2012 at 6:32pm by Malik

math, algebra
Problem: A formula for a football player's rushing average r with a total of y yards rushed in n carries of the ball is r=y/n. Solve for n. I have no other information this is how its in the book how do i even solve for n if theres no numbers. You don't use numbers. It asks to...
Tuesday, December 12, 2006 at 2:37pm by jasmine20

statistics
in a classic study of problem solving, katona demonstrated that people whoa re required to figure out a problem on their own will learn more than people who are given the solution. One group of participants is presented with a series of problems that hey must figure out. ...
Wednesday, June 11, 2008 at 1:18am by Lezlie

math word problem
The sum of a number and its square is 72. What is the number? I took a guess at 8, but I don't know how to put it in an equation form.
Monday, March 22, 2010 at 5:42pm by Paula

algebra 1
I was just wondering if anybody could explain to me the steps in 'solving systems in substitution' and 'solving systems in substitution with a variable'. I'm majorly confuzled!!!! It might help to post a specific problem so someone can show you the steps.
Wednesday, March 7, 2007 at 5:38pm by Otoño

algebra
Having a problem with solving this problem. 1 + 1/6p = 2(p + 5)
Tuesday, October 4, 2011 at 1:06am by maurice

geometry
what are the relationships between corresponding sides perimeters and areas ofsimilar figures how are the characteristics of similar figures applied in problem solving how ara these relationships applied in solving real world situations
Tuesday, February 8, 2011 at 9:40pm by jonathan andres

math
hey everyone, i have a question, by looking at a particular graph, how will you estimate the amount that is asked in a problem? (e.i. revenue, profit, stocks, etc) Do you just guess or something? thank you!
Thursday, February 10, 2011 at 10:46pm by anonymous

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