Sunday
April 20, 2014

Homework Help: 3rd Grade

Post a New Question | Current Questions

Physics
1st week: 1/2 2nd week: 1/4 3rd week: 1/8 ...
Thursday, August 29, 2013 at 2:36pm

Algebra
The ages of three brothers are three consecutive even integers. If the sum of the 1st, four times the 2nd, and twice the 3rd is 86, what is the age of the oldest brother?
Saturday, August 24, 2013 at 2:58pm

SAT MATH
If the n^th term of a sequence is n^3 -5n, then how much greater is the 7th term than the 3rd term?
Friday, August 23, 2013 at 12:20pm

maths
let the amount he started with be x after first round he has 2x-P in 2nd round he tripled that and gave away 2P so has left 6x - 3P - 2P = 6x - 5P in 3rd round he quadrupled the amount and gave away P so he has left 24x - 20P - P = 24x - 21P amount given away = P + 2P + P = ...
Friday, August 23, 2013 at 8:33am

Latin, for Bryce
-nt is a verb form ... it's for when the subject is 3rd person plural. -ae is an ending that is used on feminine nouns and adjectives. ------------------- This is correct, yes: Pueri sunt amici quae in Romani habitant. (The boys are friends who live in Rome)
Thursday, August 22, 2013 at 6:56pm

English
Nursery school is for children before the age of kindergarten. Kindergarten is usually for children who are at least 5 years old by a certain date (such as Sept 1st). This grade is preparation for 1st grade and onward. Day care is for children of various ages, not really ...
Tuesday, August 20, 2013 at 4:55am

Latin
In Latin, the word "est" (or any other form of "esse") is used either as a linking verb or as an auxiliary (helping) verb, just as they are in English. Puella currit = correct for the translation you want. (The English word "is" is included in ...
Monday, August 19, 2013 at 4:31pm

math
Ez stop fast gas sold 10957 worth of gasoline yesterday. Redular grade sold for 2.30 a gallon and premium grade sold for 2.55 a gallon. If the station sold 420 more regular than premium, how many gallons of regular were sold
Monday, August 12, 2013 at 2:12am

statistics
1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was:
Sunday, August 11, 2013 at 2:58am

math30
how many even digits are there from 0 - 9 ?? there are 5 how many digits are there from 0 to 9 ? there are 10 so you have 5 choices as the first digit, 5 choices again for the second digit, 10 choices for the 3rd digit, etc
Monday, August 5, 2013 at 3:10pm

business math
18. E-Z Stop Fast Gas sold $10,957 worth of gasoline yesterday. Regular grade sold for $2.30 a gallon and premium grade sold for $2.55 a gallon. If the station sold 420 more gallons of regular than of premium, how many gallons of regular were sold? (Points : 2)
Thursday, August 1, 2013 at 4:25pm

Statistics
There is a $2 raffle with a first prize of $10000, a second prize of $500, and a 3rd prize of $100. If 1000 tickets are sold find the expected value. How much should the raffle ticket cost to make this a fair game?
Sunday, July 28, 2013 at 10:38pm

calculus
I have reduced that to a trivial problem. The whole point of this problem is to find out how to solve it, not to get the correct answer, although I know that this is part of the Brilliant competition and the correct answer does matter here, which simply shows that this is a ...
Sunday, July 21, 2013 at 7:11am

physics
if the object moves with constant velocity, there must be no acceleration, hence no net force. If the two known forces are u and v, we need w = -(u+v) so that u+v+w = 0. So, convert to rectangular components, add them up, and take the negative sum for the 3rd force.
Friday, July 12, 2013 at 3:57pm

PHYSICS
An arrangement of 3 blocks A ,B,C such that block A of mass 5 kg is over block B of 6 kg, with a friction between them of 0.8. both the blocks are connected to the 3rd block C of mass m by a string and frictionless pulley. Now to find at what value of m will both pulley A and ...
Friday, July 12, 2013 at 1:33pm

math
Jane uses a jar to save her money. She saves $10 from her weekly allowance in the 1st week, $12 in the 2nd week, $14 in the 3rd week, and so on. How much money will she have saved in 10 weeks?
Friday, June 21, 2013 at 9:33am

Calculus
Find the 3rd order for the taylor polynomial in powers of x for the function f(x)=sinh2x and find the remainder as a function of x and c. P3(x)=? R3(x)=? What's the kth term expression?
Tuesday, June 18, 2013 at 8:46pm

GEOMETRY
How to solve for x in geometry ? for example - there is a line segment with 3 points first point to the second point is 3x while second point to the third is 5 and below the line segment there is a bracket, it is named 14 . it starts from the 3x to 5 ( it ranges from the first...
Wednesday, June 12, 2013 at 4:58am

Physics
Green light of 540 nm is diffracted by a grating of 200lines/mm. calculate the angular deviation of 3rd order image. is 10th order possible?
Tuesday, June 11, 2013 at 3:12pm

English Pls Ms. Sue help me by checking my work
Please replace the incorrect words with correct words in the following sentences using AP Style. There may be more than one error per sentence; all sentences contain at least one error. Use correct AP style, punctuation, grammar and spelling errors.) 11. Original: More than ...
Monday, June 10, 2013 at 6:36am

German
Das Geschäft is 3rd person -- kann kannst is 2nd person: du kannst That "st" on verbs is a reliable indicator of 2nd person singular.
Friday, June 7, 2013 at 6:14pm

math
in a geometric sequence the first term is 2. The 3rd term is the sum of the 1st and 2nd term. Find the ratio, and the 2 terms
Monday, June 3, 2013 at 9:12pm

heeeeeeelp math
I don't remember the formulas or anything, but just thinking about it: for the first guy you have 4 heads X 4 torsos X 4 legs 2nd guy has 3 heads X 3 torsos X 3 legs then 3rd has 2X2X2 last guy has 1X1X1 so 4X4X4X3X3X3X2X2X2X1X1X1 in other words 4X3X2X1X4X3X2X1X4X3X2X1 or...
Thursday, May 30, 2013 at 12:30pm

maths
Total = $X. Oldest = $2x/7. 2nd Oldest = 3/5 * 5x/7 = $3x/7. 3rd = $x/7 = $120. 4th = $x/7 = $120. x/7 = 120 X = $840.
Tuesday, May 28, 2013 at 6:49pm

Statistics
The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that is, y = 8 means that the grade, rounded to the nearest 10 points, is 80). x 2 3 3 4 5 5 5 6 6 6 7 7 7 7 8 y 5 5 6 5 6 7 8 6 9 8 7 9 10 8 9 Maple ...
Sunday, May 26, 2013 at 10:05am

3rd gr math - Tenths
Sylvia has 10 beads with different shapes: 3 red beads are heart shaped, 2 blue beads are star shaped, and 5 white beads are cylinder shaped, Write a decimal for the number of red heart-shaped beads
Monday, May 20, 2013 at 11:21pm

7th grade math
I taught in a rural school in southwestern Michigan. Mostly I taught middle school English and social studies with an occasional 7th grade math class to keep me on my toes. :-)
Monday, May 20, 2013 at 8:14pm

Spanish
1. the subject in this one is NOT "abuelos" but "apartamento" which is singular & masculine = B. Su 2. this is a plural subject = Evangelina & tú = ustedes = 3rd person plural = A. Prefieren 3. OK 4. A says that I am dirty! Intead, you are referring ...
Saturday, May 18, 2013 at 6:22pm

Technology Skills class???? Grade 9???
I teach an Information Technology course in Grade 9, which may be similar to yours. We develop keyboarding skills, and learn various kinds of computer-related skills. We include everything from using Excel to create spreadsheets with formulae, to using MovieMaker to make our ...
Wednesday, May 15, 2013 at 1:15pm

Informations
Current GPA is your grade average for this year. The cumulative GPA is your grade average since you entered this school.
Tuesday, May 14, 2013 at 6:05pm

arithmetic
there are n arithmetic means between 5 and 32 such that the ratio between the 3rd and 7th means is 7:13,find the value of n.
Tuesday, May 14, 2013 at 1:45pm

Physics
And Flu, from where did you find out the answers for 3rd prob?? My grader isn't accepting the the answer which u told, can u please tell me the formula, or from where u found out the answer?
Sunday, May 12, 2013 at 11:40pm

math
For 5x=0, x=0 because when you divide 0 by 5; it is x=0. The second one would be "All Real Numbers". The 3rd one would be "No solution".
Tuesday, May 7, 2013 at 11:38pm

Math
calm down dr.cao 3rd calm down
Tuesday, May 7, 2013 at 1:39am

8th Math - Probability
no this is 8th grade math im in 8th grade and this is what were learning
Thursday, May 2, 2013 at 6:40pm

Math
x=Regular Grade y=Premium Grade x(2.30)+y(2.55)=10,957 x=y+420 y+420(2.30)+y(2.55)=10,957 2.30y+966+2.55y=10,957 4.85y+966=10,957 4.85y=9991 y=2,060 Gallons of Premium Grade x=2,060+420 x=2,480 Gallons of Regular Grade Hope this helps :)
Wednesday, May 1, 2013 at 6:36pm

Math
I'm having a hard time coming up with the right equation to solve this one. E-Z Stop Fast Gas sold $10,957 worth of gasoline yesterday. Regular grade sold for $2.30 a gallon and premium grade sold for $2.55 a gallon. If the station sold 420 more gallons of regular than of ...
Wednesday, May 1, 2013 at 5:47pm

Math
A math class has girls and boys in the seventh grade and girls and boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls? Write your ...
Wednesday, May 1, 2013 at 11:43am

Biology
Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.
Monday, April 29, 2013 at 7:48pm

School (Plz read, really important)
Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and Daughters of the American Revolution??? Here are my grades from last year and this year so far and everything else I accomplish: 7th Grade - 93....
Sunday, April 28, 2013 at 12:40pm

maths
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question,true if heads and false if tails). What is the chance ...
Saturday, April 27, 2013 at 3:25am

?
If there are 56 questions and you miss 10 what would your grade be? Your grade would be a 81.88 I divided 100/56 and got 1.78 than I multiplied how many questions I would get right by 1.78. So 46x1.78=81.88
Wednesday, April 24, 2013 at 5:33pm

6th grade Math
WOW! This looks like algebra, not 6th grade.
Tuesday, April 23, 2013 at 7:09pm

statistics
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Sunday, April 21, 2013 at 2:35pm

Statistics
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Sunday, April 21, 2013 at 11:43am

Statistic
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:27am

Statistic
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:26am

science
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:22am

business
I was wondering who can write my papers well formatted with o% plagiarism and 100% original till my friend introduced me to academicresearchpapers, now am in my 3rd year and things are very okay. JUST send them you home work and they will help you. reach them on +(1) 3152150749
Wednesday, April 17, 2013 at 10:45pm

Life orientation
I was wondering who can write my papers well formatted with o% plagiarism and 100% original till my friend introduced me to academicresearchpapers, now am in my 3rd year and things are very okay. JUST send them you home work and they will help you. reach them on +(1) 3152150749
Wednesday, April 17, 2013 at 10:44pm

Business
I was wondering who can write my papers well formatted with o% plagiarism and 100% original till my friend introduced me to academicresearchpapers, now am in my 3rd year and things are very okay. JUST send them you home work and they will help you. reach them on +(1) 3152150749
Wednesday, April 17, 2013 at 10:43pm

Math
Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for soda 12 Ms.Baggett took a total of 3 hours to grade 120 papers Which of the following can be used to find m the number of minutes Ms.Baggett took to ...
Wednesday, April 17, 2013 at 7:16pm

U.S/history AP
Take a look at the 3rd Amendment. http://en.wikipedia.org/wiki/Third_Amend​ment_to_the_United_States_Constitution
Friday, April 12, 2013 at 12:58pm

8th Math - Probability
ummmmmmmmmmmm. Haha jkjk. I know the answer, but think about it... what is the point of school, if you ask someone else to do it.... Oh, and by the way, this isn't 8th grade math! This is 7th grade math, I'm just did this quiz and got 100%. Just try next time!! Its not...
Tuesday, April 9, 2013 at 9:05pm

7th grade math
There are 150 students in 7th grade. After signing up for electives for next year, the counselor posted the following data: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective. Display this data using Venn Diagrams. I do not ...
Saturday, April 6, 2013 at 7:24pm

Geometry
1st digit: 9 choices 2nd digit: 9 choices 3rd digit: 8 choices so, 9*9*8
Friday, April 5, 2013 at 12:03am

physics
h=at²/2 a=2h/t²=2•0.76/5.2²=0.056​ m/s² Two equations for the loads -m₁a=m₁g-T₁ => T₁=m₁(g+a) ….(1) m₂a=m₂g-T₂,=> T₂=m₂ (g+a) ….(2) and the 3rd equation (on the base of ...
Tuesday, April 2, 2013 at 6:13am

chemistry quick question
i just realized after entering my question my structure did not stay the way I wanted it to. the CH2 and OH are supposed to be over the 4th carbon in the chain and the CH3 is supposed to be under the 3rd.
Monday, March 25, 2013 at 10:20pm

mathematics
the 1st term of arithmetic series is 2 .the 1st ,3rd and 11th terms are the first the terms of a geometric series. find the 6 terms of the arithemetic series
Thursday, March 14, 2013 at 10:54pm

CHRIST MATH
Divide 20 into 4 parts which are in AP such that ratio between the product of the 1st part and the 4th part to the 2nd and 3rd part is 2:3 find the AP
Tuesday, March 12, 2013 at 7:01am

math
first digit: 9 choices (1-9) then, 2nd digit: 9 choices (now 0 is allowed) then, 3rd digit: 8 choices so, 9*9*8
Monday, March 11, 2013 at 2:41am

Physics
A stationary bomb of 10kg mass explodes into 3 fragments. two of these parts having mass 4kg and 2kg,fly apart perpendicular to each other with a velocity of 2ms-1 and 3ms-1.find magnitude and direction of 3rd part.
Saturday, March 9, 2013 at 1:45am

Physics
A stationary bomb of 10kg mass explodes into 3 fragments. two of these parts having mass 4kg and 2kg,fly apart perpendicular to each other with a velocity of 2ms-1 and 3ms-1.find magnitude and direction of 3rd part.
Saturday, March 9, 2013 at 1:45am

maths
The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of the remaining?
Wednesday, March 6, 2013 at 8:57pm

3rd math
What is the greatest product you can make by multiplying a 3 digit number by a 1-digit number?what were your factors?
Wednesday, March 6, 2013 at 7:14pm

maths
If told that the 3rd term of a GP is 36 and the 8th term is 8748. find the first term and the common ration.
Wednesday, March 6, 2013 at 1:25pm

Math(problem solving)
Four darts are thrown at this dartboard. If all four darts hit the board, how many different point totals are possible? there are 4 circles with point totals: working out from the middle bulls eye.. bulls eye = 9 2nd circle = 7 3rd circle = 4 outter circle = 1 please help, i&#...
Wednesday, March 6, 2013 at 6:10am

Math
Write the following number in standard form (4X10 4th power)+(3X10 3rd power)+(2X10 2nd power)+(5X1)=
Tuesday, March 5, 2013 at 9:41pm

3rd grage math
there are 6 teams in the youth basketball league. during the season, each team plays 15 games.how many total quarters of basketball are played in all of the teams games during the season.
Tuesday, March 5, 2013 at 5:50pm

Similarity
What is one similarity between 4th grade and 5th grade?
Wednesday, February 27, 2013 at 8:53pm

writing
For my writing, it has to be a three paragraph essay.I have to include 2 differences and 1 similarity about 4th grade vs. the 5th grade. How do I start my paragraph?
Wednesday, February 27, 2013 at 8:11pm

maths
I = Po*r*t. I =100*0.08*1 = $8. I = 100*0.08*2 = $16.00. You can do 3rd year.
Sunday, February 24, 2013 at 8:04pm

Algebra 1
Even numbers have a differnce of two. 2, 6, and 8 are consecutive even numbers. Let n = 1st Let n + 2 = 2nd Let n + 4 = 3rd 3(n) - 2(2n+2) = 1/3(n+4) Here is the equation. Can you solve it?
Friday, February 22, 2013 at 5:14pm

Canadian Law
... and then I hit the post answer button by mistake... :P anyway.. the spelling is wrong, the mans name is Guy Turcotte. So, I googled him, look at the 3rd one down, the Huffington post article, should do it.
Thursday, February 21, 2013 at 12:15am

Applied Calculus
This is a chain rule. (the derivative of the whole thing times the derivative of what is in the parenth.) first derivative: (1/2)(5) (5t+4)^-1/2 Take the derivative of the above for the second derivative. Take the derivative of that answer again and you will have the 3rd ...
Wednesday, February 20, 2013 at 6:30pm

Math
1st term = x 2nd term = x-.5 3rd term = x - 2(.5) .... 10th term = x - 9(.5) = x - .45 ... 14th term = x - 13(.5) = x - 6.5 t th term = x - (t-1)(.5) I assume you are studying sequences and series. Do you recognize the arithmetic sequence pattern ?
Tuesday, February 19, 2013 at 9:49am

albebra
a cubic millimeter of the blood contains 22 to the 3rd power of white blood cells and 22 to the 5th power of red blood cells What is the ratio of whiteblood cells to red blood cells?
Monday, February 18, 2013 at 8:14pm

Math
I think you mean that you have 3 raised to a -1 power divided by 3^3. What you do with negative powers is just moved them up or down in the fraction to make the power positive. so, you can move the 3 to the denominator as 3^1 power now combine the 1st power with the 3rd power ...
Monday, February 18, 2013 at 6:18pm

Ms. Sue please.....
Please delete these if you can: 1. "7th grade math Ms. Sue please last questions! Posted by Delilah on Wednesday, February 13, 2013 at 9:40pm." 2. "7th grade math please help Ms. Sue ASAP Posted by Delilah on Wednesday, February 13, 2013 at 9:19pm." 3. &...
Friday, February 15, 2013 at 8:09pm

FInance
Assume that you have $10,000 which you plan to invest for 3 years. How much more would you have if you invested the funds at 10% with annual compound interest versus 10% with simple interest? No funds will be paid until the end of the 3rd year.
Thursday, February 14, 2013 at 10:08pm

ALG 2 PLZ PLZ HELP
2) 4x = x - 78 3) b + r = 330 and b = r -14 These could be combinte by replacing the b with r - 14 r - 14 + r= 330 4) A = E + 6 A + E = 32 5) C = 3M C + M = 52 6) n = 1st integer, n + 1 = 2nd and n+2 = the 3rd integer sum is: n + n + 1 + n + 2= 105 7. Consecutive odd or ...
Thursday, February 14, 2013 at 5:02pm

Algebra
Express the radical as a power. Then evaluate it. Round to the hundredths place. I can't figure out how to type the symbols on my computer, but there are 3 problems. 1) 795 "square-rooted to the 3rd power" 2) 9876 "square-rooted to the 5th power" 3) 845...
Wednesday, February 13, 2013 at 10:36pm

statistics
this is a problem in my statistics class, and I am lost to me, it is confusing or missing something here is the problem please help grade points are assignede as follows: a=4,b=3,c=2,d=1,f=0. grades are weighted according to credit hours. if a student receives an A in a four-...
Sunday, February 10, 2013 at 10:42pm

6th grade credits
my mom keeps sayin i need like 100 credits to pass 6th grade,is this true?
Sunday, February 10, 2013 at 6:32pm

6th grade credits
my mom keeps sayin i need like 100 credits to pass 6th grade,is this true?
Sunday, February 10, 2013 at 6:32pm

Math
Instructions Suppose we have a sequence (1), (2, 3), (4, 5, 6). (7, 8, 9, 10), (11, 12, 13, 14, 15), ... where (1) is the first element of the sequence, (2, 3) is the second, etc. What is the first number in the 100th element of the sequence? Be sure to do more than answer the...
Saturday, February 9, 2013 at 4:04pm

Maths
Thato caught 4 snails and placed them all in the same small circle on the ground and organised a race......1st snail travelled 24cm in 4minutes,2nd snail travelled 35 cm in 7minutes,3rd snail travelled 33cm in 5minutes and the 4th snail travelled 39cm in 6minutes..... (1)how ...
Wednesday, February 6, 2013 at 6:32am

4th Grade Math
so easy with a bit of algebra, but algebra in grade 4 ? so.... suppose we put the grain in 4 buckets (if we give 3 buckets to the chickens and 1 bucket to the turkeys, we do what it says) then wouldn't each bucket contain 13 pounds ? (52÷4=13) so the chickens get ...
Monday, February 4, 2013 at 6:43pm

maths
A man borrows Rs 18000 at 5% per annum compound interest .If he repays Rs 6000 at the end of the first year and Rs 8000 at the end of the second year; how much should he pay at the end of the 3rd year in order to clear the account?
Monday, February 4, 2013 at 6:03am

Trigonometry
Mountain Descent A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.
Monday, February 4, 2013 at 1:45am

math
franklin school has 3 boys for every 4 girls in the fifth grade.there is 140 students in the fifth grade. A. how many are boys and how many are girls??? pleassseee helpppp meeeeee!!!!
Saturday, February 2, 2013 at 12:12pm

4th grade math
In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"
Wednesday, January 30, 2013 at 11:38am

Math
There are 12 girls on a gymnastics team. Less than 1/4 of the girls are in second grade. How many girls on the gymnastics team could be in second grade?
Monday, January 28, 2013 at 9:00pm

American History
docs(DOT)google(DOT)com/file/d/0B3_sydO5​xXRZOUpwTVZIbUdvNXM/edit I have to write a childrens book(3rd-4th grader) for a history project. I have to somehow incorperate/represent the cold war, containment, truman doctrine, domino theory, and korean war. I don't even ...
Thursday, January 24, 2013 at 1:28am

math
I need to solve this problem. A teacher can grade 25 papers in 4 hours. How many papers can he grade in 6 hours?
Tuesday, January 22, 2013 at 5:58pm

ss
The 2nd and 3rd are right. The first is wrong. http://www.lonelyplanet.com/maps/north-a​merica/canada/
Monday, January 21, 2013 at 6:09pm

Math
I was basically an English and social studies teacher in 7th and 8th grade. Occasionally, I also taught classes in 7th grade math. I taught in a small district in Michigan for 32 years.
Thursday, January 17, 2013 at 7:50pm

Math
Your calculator cannot solve this problem for you. All you need is a knowledge of basic algebra and exponets: 6.3*10^-4 = 4x^3. Divide both sides by 4: x^3 = 1.575*10^-4 Take cube root of both sides: (x^3)^(1/3) = (1.575*10^-4)^(1/3) X = 1.1635*0.046416 = 0.05401. Note: You ...
Monday, January 14, 2013 at 10:26pm

2nd grade
I'm in 6th grade, the answer is 4, the reason is because, 20 divided by 4=5 and 5x4=20, so the answer is,4.
Monday, January 14, 2013 at 7:45pm

Math
after 1st breath , diameter = 5cm after 2nd breath , diamieter = 1.2(5) = after 3rd breath, diameter = 5(1.2)^2= (this question is physically unrealistic, Mary would be inserting the same amount of volume, which would show up with smaller and smaller increases in the diameter...
Sunday, January 13, 2013 at 9:46pm

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