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July 30, 2014

Homework Help: 3rd Grade

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Math - PreCalc (12th Grade)
What value must be defined for f(4) to remove the discontinuity of this function at x=4? f(x)=(x^2−16)/(x−4) A) 0 B) 4 C) -4 D) 8 E) -8 f(4)=(4^2−16)/(4−4) f(4)=0/0 you can't divide by zero. I don't understand the question.
Thursday, March 20, 2014 at 12:38pm

Math - PreCalc (12th Grade)
If Sn represents the sum of the squares of the first n natural numbers, use proof by induction to find which of the following expressions for Sn is true? A) Sn = n(n − 1)/3 B) Sn = n(2n − 1)/3 C) Sn = n(n + 1)/3 D) Sn = n(n + 1)(2n + 1)/3
Thursday, March 20, 2014 at 12:23pm

A Peculiar Question
Is either a B+ or an A- considered a terrible grade? If I received a B+ for two essays that I was assigned and then an A- for another, will these grades ultimately cause a decrease in my GPA? I want to enter into either a film or art college, and I want to retain my 4.0 GPA ...
Wednesday, March 19, 2014 at 9:29pm

A Peculiar Question
If I have been given a B+ for two essays, it is considered a terrible grade? Will it affect my report card?
Wednesday, March 19, 2014 at 4:20pm

Math - PreCalc (12th Grade)
What is the first natural number that causes the statement 1 + 3 + 5 +... + (2n − 1)<=4n − 1 to fail? A) 2 B) 3 C) 4 D) 5 E) 6
Wednesday, March 19, 2014 at 12:05pm

Math - PreCalc (12th Grade)
What does this function show at x = 5? f(x)=x^2−25/x−5 A) removable discontinuity B) jump discontinuity C) infinite discontinuity D) continuity E) none of the above
Wednesday, March 19, 2014 at 12:00pm

Math - PreCalc (12th Grade)
What is the first natural number that causes the statement:(2+3)^n<=4^n+3^n to fail? A) 1 B) 2 C) 3 D) 4 E) 5
Wednesday, March 19, 2014 at 11:56am

Math - PreCalc (12th Grade)
What is the right-hand limit of this function at x=2? g(x)=x^2−3/x−3 A) -1 B) 0 C) 1 D) 2 E) 3
Wednesday, March 19, 2014 at 11:54am

Math - PreCalc (12th Grade)
What is the left-hand limit of f(x)=|x−3|/x−3 as x approaches 3? A) 1 B) 2 C) 0 D) -1 E) -2
Wednesday, March 19, 2014 at 11:14am

Term Paper question
I've started writing a term paper and wondering if there is anyone or any place that I could submit my paper and get feedback before it's graded? It's worth a large portion of my grade & I'd like someone to review it when I'm done.
Tuesday, March 18, 2014 at 10:52pm

4th grade math
kayla bought a bag of grapefruit. each morning for 5 days she and her father each ate one half of a grapefruit. her mother ate 3 halves total in that time. how much grapefruit did they eat altogether? write your answer as an improper fraction and as a mixed number.
Tuesday, March 18, 2014 at 5:26pm

4th grade math
In the school walkathon, Bev walked 2 1/5 miles, Dennis walked 3 2/10 miles, and Natalie walked 2 3/5 miles. what was the total distance they walked. write your answer as a whole number and as an improper fraction.
Tuesday, March 18, 2014 at 5:22pm

vocabulary power unit 5 grade 6
I am trying to find the meaning of this homework: cicle the letter of the word that is a synonym of the boldfaced word. Can you please help me...PLEASE!!!!
Tuesday, March 18, 2014 at 12:49am

math
The box-and-whisker plots show data for the test scores of four groups of students in the same class. Which plot represents a group with a median grade below 65?
Monday, March 17, 2014 at 6:41pm

Grade 10 English
Based on the movie, The Red Violin what are 3 ways it differs from most Hollywood blockbusters?
Monday, March 17, 2014 at 5:56pm

4th Grade Math
Mike drank more than half the juice in his glass. What fraction of the juice could Mike have drunk?
Monday, March 17, 2014 at 5:07pm

Spelling
What does VCCV and VCV mean in 4th grade words?
Monday, March 17, 2014 at 4:51pm

MS.SUE
thats my other 2 sisters we go to the same school in the same grade and how do u know our current location
Monday, March 17, 2014 at 4:03pm

MATH 104
Last semester, a certain professor gave 24 As out of 244 grades. If one of the professor's students from last semester were selected randomly, what is the probability that student received an A? (Assume that each student receives a grade.)
Saturday, March 15, 2014 at 11:04pm

Grade 10 English
We need to read the story The Stone Carvers I need help with finding important quote s in chapter 1 to 2
Friday, March 14, 2014 at 12:01pm

Math
Susan designed a circular pool with a diameter of 25 meters. What is the area of the bottom of the pool? Round to the nearest tent. Please help this is due tomorrow and I need to up my grade.
Monday, March 10, 2014 at 8:01pm

6th grade math - statistics
Can you explain why Q1 = 3.5 and Q3 is 9 out of this dataset 0, 1, 3, 4, 6, 7, 7, 7, 8, 10, 12, 12. My answers were: Assuming median would be 7 (using numbers in positions 6 and 7 where 7+7/2 = 7) Q1 dataset would be 0,1,3,4,6; Q1 = 3 Q2 dataset would be 7,8,10,12,12; Q3= 10 ...
Monday, March 10, 2014 at 5:17pm

math
100 eighth grade students were interviewed about their favorite subject at school. 45 said Math, 70 said English, and 5 said neither. Using a Venn diagram, how many said both?
Monday, March 10, 2014 at 4:01pm

Asking For Your Opinion:
Would French 1 be a good course to take in 9th grade?
Friday, March 7, 2014 at 10:55am

to ms. sue
what was your 4th grade teacher and why
Wednesday, March 5, 2014 at 11:09pm

6th grade science
A couple has just learned that their daughter has hemophilia. They already have a son who does not have the disease. What are the genotypes of the couple? I don't know how to do this please help!
Wednesday, March 5, 2014 at 12:09pm

4th grade math
Billy shaded 6/8 of a circle. mary shaded 15/16 of congruent circle. who shaded more. how do you know
Tuesday, March 4, 2014 at 5:39pm

6 grade math
How do you solve this problem: x + 2 1/5 = 7?
Monday, March 3, 2014 at 10:36pm

6th grade math
Mark is alternating sqaure tiles with lengths of 4in and 2 in. along the edge of a 6 foot long wall. If he starts with a 4 in tile and ends with a 2 in tile, how many tiles will he use in all? Draw a diagram to solve.
Monday, March 3, 2014 at 2:07pm

Math-5th grade.HELP!
a 12 gallon tank is filled with water at the rate off 1/4 gallon in 5 seconds. At this rate, how long will it take to fill 5/6 of the tank? ?????
Saturday, March 1, 2014 at 12:49pm

5th grade math
In the multiplication problem at the right different letters stand for different digits, and ABC and DBC each represent a three digit number. What number does DBC represent? Two answer possible; give one
Saturday, March 1, 2014 at 12:20pm

English Grade 11
Explain how the meaning of each of the following words is related to the root work -litera- mean "letter." 1. literate (adj.) 2. literature
Wednesday, February 26, 2014 at 12:02pm

math
50 students took a test. 24 recieved a better than average grade. What percent scored above the average?
Tuesday, February 25, 2014 at 8:53pm

physics
A 1.761 km car is moving down a road with a slope (grade) of 12% at a constant direction and magnitude of the frictional force? Please show step by step if possible, I am extremely lost! Thanks!
Tuesday, February 25, 2014 at 8:05pm

4 grade math
What is the sum of4/10 and 40/100
Monday, February 24, 2014 at 10:03pm

5th Grade Math
3/4 x 1/2 = 3/8 Need to write a word problem for this equation, and then my daughter has to draw a model to show the product. She doesn't believe that the equation I gave her is useable so I am turning to here. Thank you!
Monday, February 24, 2014 at 7:59pm

7th grade
MS SUE- WHY DO YOU HELP STUDENTS CHEAT ON THEIR TESTS. THEY ARE POSTING ACTUAL QUESTIONS HERE
Monday, February 24, 2014 at 7:52pm

English Grade 11
What is the literary term for an event that is different from what the readers or the characters will expect to happen? A. situational irony B. ambiguity C. verbal irony D. contradiction Working on my workbook pages for this week and I don't understand this one: please ...
Monday, February 24, 2014 at 5:09pm

ss --- pls check my work!!!
hi, can somebody pls check my work asap!?? 1. Who was the African American who called the war with Mexico "disgraceful" and "cruel"? (1 point) Santa Anna Frederick Douglass*** Davy Crockett Sam Houston 2. When Mexico won its independence in 1821, it ...
Monday, February 24, 2014 at 12:51pm

6th grade social studies
I need help unscrambling these letters to form two words: inenidj tcain They go along with the phrase ______ _____and Persia.
Monday, February 24, 2014 at 7:15am

8th grade science
How many (total) of each atom are there in the reactants and the products of cellular respiration? PLEASE HELP ME
Sunday, February 23, 2014 at 3:58pm

math
The grade of a road is 6%. What is its angle of elevation?
Thursday, February 20, 2014 at 1:15pm

shurley english
third grade, direct object, pattern 2
Tuesday, February 18, 2014 at 8:12pm

Reading & Math
My daughter is in the third grade and she is reading on a level of 20 she should be at level 34. Please help they are threating to retain her and I don't want that. I need suggestions, desperate mom.
Tuesday, February 18, 2014 at 5:42pm

math
I'm in 4th grade this is my problem samantha has 14 yards of ribbon.she wraps 12 presents and uses 5/6 yard of ribbon to decorate each present.the total amount of ribbon she used is modeled in the diagram below
Tuesday, February 18, 2014 at 2:59pm

Math 5th grade
Look for a pattern. Have a rectangle with number 10, 16 and 23 in the corners.the circle in side with 9, 12 and 24. Place the numbers from 8 to 26 either inside or outside the circle according to the pattern shown. Please help!!!
Monday, February 17, 2014 at 11:30am

Math
Mr.Fox's fourth grade class of 20 students had an average of 72% on their last test. However, Rose's mark of 76% had been incorrectly recorded as 56 %. What was the correct class average for the test? A) 82% B) 80% C)73% D) 62%
Sunday, February 16, 2014 at 1:03pm

8th grade science
Explain how the sun's temperature will change over time as it ages.
Saturday, February 15, 2014 at 3:17pm

Science 8th Grade
What was the hiker's average velocity? Distance = 6km West Starting Time = 9:45 Ending Time = 10:45 A. 4.0 km/h south B. 0.10 km/h north C. 10 km/h south west D. 6 km/h west
Friday, February 14, 2014 at 11:08am

Math
Is anyone in 8th grade connections academy and on unit 1 lesson 10 test
Thursday, February 13, 2014 at 7:03am

Grade 8 math
What is the greatest possible product of any two numbers in this list? Explain your answer. -3,-7,-15,6
Tuesday, February 11, 2014 at 5:21pm

4th grade math
write a multiplication sentence with the greatest possible product using the digits 1, 2, 6, and 8 once. then write sentence with the least possible product
Tuesday, February 11, 2014 at 5:04pm

4th grade math
mary's class collected cans for recycling. they put 2 dozen can in each sack. they had 104 sacks at the end of the year. how many cans did they collect
Tuesday, February 11, 2014 at 5:02pm

4th grade math
A serving of juice is 250mL. how many servings are in a dozen liters of juice.
Tuesday, February 11, 2014 at 4:59pm

4th grade math
Grace also bought 2 lengths of ribbon to trim a picture frame. one length was 18 inches. the sum of both lengths was 4 feet. what ws the length of the second piece of the ribbon
Tuesday, February 11, 2014 at 2:47pm

4th grade math
Grace wants to put a wallpaper border around the top of the room. Each roll of the wallpaper border is 120 inches long. how many roll will she need.
Tuesday, February 11, 2014 at 2:47pm

4th grade math
A serving of juice is 250 mL. How many servings are in a dozen liters of juice?
Monday, February 10, 2014 at 9:19pm

4th grade math
A granola bar weighs 30 g. 100 granola bars are in a shipping carton. how many kilograms do a dozen shipping cartons weigh?
Monday, February 10, 2014 at 9:14pm

4th grade math
A serving of chicken noodle soup is 120 milliliters. how many liters of soup will the cafeteria need to serve 350 students
Monday, February 10, 2014 at 7:42pm

4th grade math
A box of hot cocoa packets has 30 grams of hot cocoa mix. how many boxes of mix can be made from 6 kilograms of hot cocoa mix
Monday, February 10, 2014 at 7:40pm

10th grade Science
Explain how a drug sits on acetylcholine receptors will affect muscle function? Is it because the drug would act as a blocking agent to prevent the receptors from gathering information on what to do?
Saturday, February 8, 2014 at 1:27pm

statistics
how do the 4th grade girls weight in principal ben's school compare to the national mean weigh = 90 sd=15
Thursday, February 6, 2014 at 9:58pm

grade 12 calculus and vectors
Determine the average rate of change form x = 1 to x = 4 for each function. a) y= x b) y=x^2 c) y=x^3 d) y=7
Thursday, February 6, 2014 at 5:07pm

9th grade algebra
suppose the population of deer in a state is 10,280 and is growing 1% each year. predict the population after 5 years.
Thursday, February 6, 2014 at 11:47am

Math
The 80 students in the 5th grade at north side elementary school voted for their favorite animal after a trip to the zoo.the elephant received 3/5 of the votes.how many votes did the elephant receive.
Wednesday, February 5, 2014 at 8:26pm

ART please help me i just need to be sure about'em
this type of ad implies the product will make you beautiful. slogan testimonial icon rich-and-famous i think its testimonial but i want to be sure. this happens as symbolic, traditional dress in africa is replaced with western styles of clothing. the dress becomes more popular...
Tuesday, February 4, 2014 at 4:02pm

ART please help me i just need to be sure about'em
this type of ad implies the product will make you beautiful. slogan testimonial icon rich-and-famous i think its testimonial but i want to be sure. this happens as symbolic, traditional dress in africa is replaced with western styles of clothing. the dress becomes more popular...
Tuesday, February 4, 2014 at 3:59pm

math 6th grade
the bridge span is 360 meters long. the bridge is 30 meters shorter than the main span. write and solve an equation to the the length of the main span
Monday, February 3, 2014 at 3:04pm

2nd grade math
Mr foster places 11 garden lights along an 80 meter path. Each light is placed an equal distance apart. How far away is the sixth garden light from the second?
Sunday, February 2, 2014 at 8:32pm

physics
A superball is dropped from rest from a height of 2.0m. It bounces repeatedly from the floor, as superballs are prone to do. After each bounce the ball dissipates some energy, so eventually it comes to rest. The following pattern is observed: After the 1st bounce, the ball ...
Friday, January 31, 2014 at 9:46am

physics
A superball is dropped from rest from a height of 2.0m. It bounces repeatedly from the floor, as superballs are prone to do. After each bounce the ball dissipates some energy, so eventually it comes to rest. The following pattern is observed: After the 1st bounce, the ball ...
Friday, January 31, 2014 at 12:56am

6th grade honor science
having trouble with this question it was fill in the blank it was In a food web, an organism that eats an animal is a blank consumer
Thursday, January 30, 2014 at 8:54pm

5th Grade Math
Question: Each face of a prism other than the bases is what two-dimensional shape? Please help I'm really confused and need help.
Monday, January 27, 2014 at 9:49pm

Science - 6th grade: CHECK MY ASNWER
If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support. Is it "...
Saturday, January 25, 2014 at 8:32pm

8th Grade History
In which region do rivers flow into a basin but evaporate before they make it to a larger body of water? A.the Coastal Plains B.the Great Plains C.the Great Basin D. the Everglades Thank ya!!! <3
Saturday, January 25, 2014 at 4:58pm

10th grade Science
Explain, physiologically, how you would decide to use ice or heat on an injury? My book doesn't have any good info on this question. Is there a reputable website or article to get info to answer this question?
Friday, January 24, 2014 at 7:27pm

8th grade math
What is the volume of a crate with the dimensions of 4ft by 3ft by 2ft?
Thursday, January 23, 2014 at 11:08pm

4th grade math
there were 18 kids at the play.each kid had 4 dolls.how many dolls are there in all?
Thursday, January 23, 2014 at 7:52pm

4th grade social studies
why did the king of spain give florida land away to foreigners? I can't find any thing on the internet?
Wednesday, January 22, 2014 at 8:46pm

1st grade english
where you say a small mug in a sentence do you say small or little
Wednesday, January 22, 2014 at 3:17pm

Math
A real estate agent earns a weekly salary of $200. This week, he sells one home for $120,00 and is paid a commission rate of 5%. Find his total earnings for this week. (7th grade math)
Tuesday, January 21, 2014 at 4:01pm

5th Grade Math
Express the fraction(s) 6/7 and 12/10 as the sum of two or three equal fractional parts. Rewrite each as a multiplication equation. Any help is appreciated.
Sunday, January 19, 2014 at 4:35pm

physics
in a game a toy car slides down a slop if the top of the slope is 2 m higher than the foot of the slope how fast will the car be moving when it reaches the foot assume that all of its g.p.e is transformed to k.e (i'm 8th grade so simple answers pleas)
Saturday, January 18, 2014 at 2:10am

Spanish
I posted this yesterday and didn't get help. Now it is buried on the 3rd page. I am posting again. I hope that is ok. Are these correct? Complete the following statements with the correct form of the verb in parentheses. Some will be conjugated, while others will be left ...
Thursday, January 16, 2014 at 5:00pm

5th grade math
A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C. 3,6,30,870, and so on D. 4,12,...
Wednesday, January 15, 2014 at 9:26pm

5th grade math
A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C. 3,6,30,870, and so on D. 4,12,...
Wednesday, January 15, 2014 at 8:02pm

Math Project Gr 5/6
Hi im from BC and im doing a mini project on topic grade 5 and 6 math curriculum topics, please give me any links to sites where i can find information on thank you, and i dont exactly know what kind of info to add, so need help with that. like what should my list of important...
Tuesday, January 14, 2014 at 10:08pm

5th grade math
Tia collected $10 for a walk-a-thon and $ 5 from each friend. What is the total amount of donations she collected from 4 friends? Is my answer below correct? Friend - 1,2,3,4 Donations - $5, $5, $5, $5 = $20 Answer is $20 from 4 friends.
Tuesday, January 14, 2014 at 9:41pm

5TH GRADE MATH PLEASE HELP
Draw an equation or function table. The cost of shipping mittens purchased online is $2 plus $6 for each of pair of mittens. What is the total cost of buying 5 pairs? P = pair of mittens. Can you please help me with this problem?
Tuesday, January 14, 2014 at 9:23pm

5th grade math
Draw an equation or function table. The cost of shipping mittens purchased online is $2 plus $6 for each of pair of mittens. What is the total cost of buying 5 pairs? P = pair of mittens. Can you please help me with this problem?
Tuesday, January 14, 2014 at 8:06pm

Math #rd grade
Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter? There is a space for only 1 fraction answer.
Tuesday, January 14, 2014 at 7:48pm

8th Grade Earth Science Help?
Which of the following terms refers to the time it takes for one-half of the radioactive atoms in a sample of a radioactive element to decay? - relative age - absolute age - potassium-argon data - half-life** Is my answer correct?
Tuesday, January 14, 2014 at 7:05pm

5th grade math help
trying to check my sons answers "5 3/5 " divided by "2/3" How do i do this mom cant remember
Monday, January 13, 2014 at 10:35pm

Biology
I'm in 4th grade to i need to write a hypothesis on "why do some people have similar dominant traits? i don't know how to write that either?
Sunday, January 12, 2014 at 8:37pm

Science
What would be a good hypothesis on a dominant trait? I'm 4th grade and this is my first project but I am confused cause I do not know how to write one thank you
Sunday, January 12, 2014 at 8:17pm

8th Grade Algebra
Taylor's front porch is rectangular. The length is 3 feet more than the width. The perimeter of the porch is 14 feet. What is the width of the porch?
Saturday, January 11, 2014 at 6:40pm

Fifth grade math
If a wom and a sail race who will it be
Saturday, January 11, 2014 at 4:39pm

Statistic
Consider a football team for whom the numbers on the active players’ jerseys are 29, 41, 50, 58, 79,…, 10 (listed in alphabetical order of the players’ names). Does it make sense to calculate the mean of those numbers? Why or why not? 2. The Fair Isaac ...
Saturday, January 11, 2014 at 2:24pm

4th grade math
When the sale ended, there were 10 hardcover books, 26 paperback books and 6 CDs that didn't sell. The students decided to donate them to 3 area children hospital. If the items were divided equally, how many books and CDs will each hospital receive?
Thursday, January 9, 2014 at 7:09pm

4th grade math
Marcia collected a number of used DVDs for teh sale. There were 12 action movies, 7 comedies, and 8 animated films. she decided to put them on sale at 3 for $5. how many groups of 3 DVDs went on sale? How much money did they bring in?
Thursday, January 9, 2014 at 7:07pm

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