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April 2, 2015

Homework Help: 11th Grade

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7th grade math (probability)
Can you check these, please? Ten cards numbered 1 through 10 are mixed together and then one card is drawn. Find the probability of each event. Write each answer as a fraction, percent, and decimal. 14. P(less than 5) = 4/10 = 2/5 Ans: 2/5, 40%, 0.4 15. P(greater than 3) = 7/...
Thursday, March 26, 2015 at 6:42pm

4th grade math
The drill team is selling cookies to raise money. It costs .78$ to make each cookie. They sell them for $1.50 each. If they sell 253 cookies, how much profit will they make? Do I have to subtract the .78 from 1.50 then multiply that answer by 253? Or do i forget about the $1....
Tuesday, March 24, 2015 at 6:07pm

Science grade 8
Which chemical equation is balanced? 1. H20 H 2 + 20 2 2. 2H20 2H2 +0 2 3. 2H20 H2 + 20 2 4. H2O 2H2 + 20 2 Im super confused... But I think its 4?? Im probably wrong so please help?!?!
Monday, March 23, 2015 at 6:03pm

english grade 8
11. Which sentence contains a predicate pronoun as a subject complement ? (1 point) A. The best person for the job is she. B. The ground is sloping and uneven. C. We Wondered what happened to him. D. Amy is employee of the week. I think it's C or D , help ?
Monday, March 23, 2015 at 12:16pm

MATHEMATICAL LITERACY,ECONOMICS,TOURISM AND BUSINE
WHAT CAREER CAN I SUDY WITH THE FOLLOWING SUBJECT? AM STUDYING GRADE 10 AT HLONIPHA HIGH SCHOOL
Monday, March 23, 2015 at 11:35am

math
For more than 4000 years the Great Pyramid of Giza stood as the tallest structure in the world. After it was completed, the pyramid stood an amazing 481 feet high. Y 9 th. grade math Semester Project: The Great Pyramid of Giza
Thursday, March 19, 2015 at 7:46am

3rd grade math
what is the standard form of 213
Wednesday, March 18, 2015 at 6:32pm

4th grade math
What is the fomula to figure out the reasoning to this question? "Kurt cut pizzas into wedges measuring 40 degrees. If each person eats one piece of pizza, how many people could he feed with two whole pizzas?
Wednesday, March 18, 2015 at 5:26pm

Math - 7th grade (repost)
Can someone please help? I'm given a box and whisker plot that represents the cost, in dollars, of 12 CDs. How can I determine how many CD's cost between $14.60 (Q1 value) and $26 (Q3 value) and how many CD's cost less than $14.60?
Wednesday, March 18, 2015 at 7:08am

Math - 7th grade
I'm given a box and whisker plot that represents the cost, in dollars, of 12 CDs. How can I determine how many CD's cost between $14.60 (Q1 value) and $26 (Q3 value) and how many CD's cost less than $14.60?
Tuesday, March 17, 2015 at 11:36pm

Math 7th grade
Geraldo bought some computer software on layaway. He paid $12 down and must make a payment of $5 each week for 4 weeks. How much will Geraldo pay in all?
Monday, March 16, 2015 at 7:54pm

Math
the eighth grade students are selling magazine subscriptions to raise money for a class trip. they earn $3 for every subscription they sell. so far, they have earned $228 of the $396 needed. how many more subscriptions must the students sell to meet their goal?
Monday, March 16, 2015 at 7:25pm

3 rd grade Math
If the hexagon represents one whole, what fractions do the trapezoid, the parallelogram, and the triangle represent? explain how you found your answers. can anybody please explain this how to tell to my son.
Monday, March 16, 2015 at 4:08pm

Language Arts second grade
I had to make a complete sentence using, won't, turn and on. I could add any additional words. My sentence is ...The tv won't turn on mom and dad. My mom says that's not correct grammar?
Monday, March 16, 2015 at 3:57pm

math(5th grade)
some 1 centimeter squares are arranged in a staircase pattern. The drawing below shows a 3 step staircase. the area is 6 square centimeters and the perimeter is 12 centimeters. what is the area and perimeter of a 10 step staircase? pls help!
Monday, March 16, 2015 at 12:36am

12th Grade
What career can I study if I am doing this subject: Mathamatical literacy ,Accounting , Economics And Business studies anyone who can help?
Sunday, March 15, 2015 at 11:31am

7th grade geometry
When wrapping a present in the shape of a rectangle prism, joe adds an additional 2.5 feet of paper to allow for overlap. How many sq ft does he use to wrap a gift 3.5 ft long, 18 inches wide, and 2 ft high?
Thursday, March 12, 2015 at 5:34pm

5th grade Math
4 x blank is greater than 12 but less than 16. Answers can be in mixed fractions and/or improper fraction. Can someone please explain how to do this?
Wednesday, March 11, 2015 at 8:56pm

Math 5th grade
John brings fruit punch to a school party. He brings 6 gallons of fruit punch but the students only drink 3/4 of it. How much did they drink?
Wednesday, March 11, 2015 at 8:48pm

Math - 7th grade
Can you check following? 1. The football association wants to increase the number of students who attend the football games for the upcoming season. In order to accomplish this, the association is surveying students to gain more information about student interest in sports. ...
Wednesday, March 11, 2015 at 7:56pm

4th grade Science
why are acids that are found in the stomach and sweat important? HELP
Monday, March 9, 2015 at 10:06pm

3rd grade fraction
Antonio has 15 pennies in his pocket. Five eighths of his coins are pennies. How many coins does Antonio have in his pocket.
Monday, March 9, 2015 at 9:31pm

4th grade Science
explain how your circulatory and immune systems work together to keep you healthy. Pleaseeeee help!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Monday, March 9, 2015 at 9:25pm

math
(ASAP!!) can somebody tell me the answers to the measurement test on Connexus academy lesson 17 unit 2 measurement test, so I get a good grade.
Sunday, March 8, 2015 at 7:42pm

5th grade Science
A plastic boat has a mass of 3600g and a volume of 1200cm cubed; what is the density? I figured out the answer to this first ? is 3g/cm cubed I need help with Does the boat float in water? Why or Why not?
Sunday, March 8, 2015 at 5:43pm

5th grade math
Kallisto built a rectangular sign that measured 2 3/4 feet in length by 1 1/2 feet in width. To find the area, multiply the length and width. what is the area of the sign in square feet? Write an equation to solve. 2 3/4 1 1/2 +2 3/4 1 1/2 =11/1/2 ------ ----- 4 6/4= 2 2/2=3
Thursday, March 5, 2015 at 11:26pm

5th grade math
It takes Marty 1 1/4 hours to get ready for school. If 1/5 of that time is used to shower, what fraction of an hour does it take him to shower? 1/4answer
Thursday, March 5, 2015 at 11:18pm

math 5th grade
if you have a drawer with 10 black socks and 8 white socks, what is the probability that you would reach in and choose a white sock without looking?
Thursday, March 5, 2015 at 6:26pm

using skills
At which grade level is it most appropriate for children to group by more than one attribute? A. Four years old B. Kindergarten C. Preschool D. Primary my answer is d.
Thursday, March 5, 2015 at 5:46pm

Math 6th grade
Explain what a neutral field is.
Wednesday, March 4, 2015 at 9:03pm

6th grade math
Use the scale 1/4 = 9 ft to represent a 27 ft square
Wednesday, March 4, 2015 at 8:50pm

Science 8th Grade
Items of clothing rub against each other when they are in a clothes dryer. This can sometimes cause a person to feel a slight shock when he or she removes the clothes from the dryer. This is due to A. The dryer not being grounded B. Static Electricity **** C. Current caused by...
Wednesday, March 4, 2015 at 2:44pm

7th grade science
how much work is done on an object with 25 kg on earth if it moves 13m? i really need help
Tuesday, March 3, 2015 at 11:17pm

Emerson
I'm helping my son he is in 4th grade . His hw it's hard and this is the problem : find two mixed numbers. So that the sum is 7 2/8 and the difference 2 4/8.
Tuesday, March 3, 2015 at 9:33pm

Science 8th Grade
1. How Will resistance change when the voltage increases in an electrical circuit if the current remains constant A. It will decrease **** B. It will stay the same C. It will increase D. It will decrease, then increase
Tuesday, March 3, 2015 at 6:17pm

7th Grade Math.
I have been trying to work this out but just cant. Find the function rule. X -2 -1 0 1 2 Y 9 4 -1 -6 -11 Thanks, ~JH
Tuesday, March 3, 2015 at 4:11pm

6TH GRADE MATH
The value of the dependent variable in a function is always __________ the value of the independent variable. 1.GREATER THAN 2.DEPENDENT ON 3.LESS THAN 4.EQUAL TO
Tuesday, March 3, 2015 at 10:32am

Statistics
1200 high school freshman were randomly selected for a national survey. Among survey participants, the mean grade-point average was 2.8, and standard deviation was 0.6. What is the margin of error, assuming a 95% confidence level?
Friday, February 27, 2015 at 1:18pm

7th grade math
Can you help with geometry? 1. Sally constructs a triangle with one side 6 inches long and another side 8 inches long. What is the 3rd side? (haven't learned Pythagorean theorem) Ans: 6 + x > 8 x > 2 6 + 8 > x 14 > x 8 + x > 6 x > -2 so, x must be > 2...
Friday, February 27, 2015 at 7:31am

3rd grade math
A parking lot near the sports field holds a total of 52 vehicles. There are 42 cars parked there now. Half of these cars are red, 10 are blue, and the rest are silver. What fraction of the cars are silver?
Friday, February 27, 2015 at 12:07am

3rd grade math
Two thirds of the musicians in a 16-piece band are girls. the 16 musicians include 12 brass players. what fraction of the band plays brass instrument?
Thursday, February 26, 2015 at 11:31pm

6th grade geometry
If the area of a triangle is64 is the base 16 and the height 32?
Wednesday, February 25, 2015 at 11:18pm

My Grades
My math grade is an B+ should I do a retake for extra credit? This will consist of extra credit opportunity's in portfolios and test. Thank you very much! -Emolga
Wednesday, February 25, 2015 at 10:36am

5th grade math
Marcus is building a rectangular box for his kitten to sleep in. He wants the area of the bottom of the box to be 360 square inches and the length of one side to be 1 3/5 the length of the other side. What should the dimensions of the bottom of the bed be?
Monday, February 23, 2015 at 9:49pm

STAT
A student takes a ten-question true-false quiz, but did not study and randomly guesses each answer. Find the probability that the student passes the quiz with a grade of at least 70% of the questions correct
Friday, February 20, 2015 at 11:48pm

life orientation(grade 12)
hey um given the same assignment can some one answer me for nunber 1.7plz
Thursday, February 19, 2015 at 11:03am

Math
Given the following information about a sample, calculate a z score for a test grade of 91. = 87, s = 4.01
Thursday, February 19, 2015 at 9:25am

Math Ms Sue
Which expression would you use to find the area of a rectangle with a width of 4 inches and a length of 6 inches? 4+6 4x6 8x12 8+12 Ms Sue this is Karen you helped in College English so well I am trying to help my 3rd grade granddaughter with no math book just problems
Wednesday, February 18, 2015 at 4:21pm

3rd grade math
The lengths of the sides of a garden are 24 ft, 14 ft, and 35 ft. What is the gardens perimeter?
Wednesday, February 18, 2015 at 4:02pm

3rd grade math
mrs. lens wants to put a ribbon around the edge of a pillow. which tool and unit should she use to measure the perimeter of the pillow? measuring tape or ruler or yard stick?
Tuesday, February 17, 2015 at 9:34pm

algebra
how many tiles 10cm by 25cm on each side is needed for a bathroom 8m by 10m? I need help on how to solve it... I learned how to do this in 8th grade but I'm now in 10th and I forgot how to do it. I'm preparing for the highschool exit exam and I need to do this problem ...
Monday, February 16, 2015 at 7:17pm

math
I'm just having trouble trying to see the independent and dependant variables. I have to determine whether the following are functions: The relation between distance and time if someone walks 5km/h. I think distance would be the independent variable because you can go ...
Monday, February 16, 2015 at 4:53pm

Anthropology
What age grade (age set) do you find in the United States? Are there more than one?
Thursday, February 12, 2015 at 9:27pm

6th grade math
When solving an inequality, why is it necessary to perform the same operation on each side of the inequality sign?
Wednesday, February 11, 2015 at 5:49pm

math(5th grade)
sally singleton's batting average is 0.375 and she has been at bat 120 times. How many times has sally hit the ball? pls help
Wednesday, February 11, 2015 at 1:45am

math
I'm in grade 5 and I need help on an area and perimeter question. The area of a rectangle is 300mm and the length of it is 15 mm. I need to find out the width of this rectangle.
Tuesday, February 10, 2015 at 7:19pm

math
I'm in grade 5 and I have a area and perimeter question. The area is 300mm2 and the width is 15mm, I need to know what the length is. Thanks for your time.:-)
Tuesday, February 10, 2015 at 7:05pm

math
the grade of 8 students on a 10-point test were 1,3,5,5,7,8,9,10 comute the mean of these scores
Monday, February 9, 2015 at 9:32pm

Grade 9 French
I need help I'm trying to find a rap to help me with the present and irregular verbs
Monday, February 9, 2015 at 8:56pm

Math
Helping 3rd grade granddaughter and I am lost What property does this show? ****=* * * * This is all that is shown
Monday, February 9, 2015 at 4:20pm

Math
I am lost helping my 3rd grade granddaughter... This is what this problem shows and nothing else What property does this show? ****=* * * *
Monday, February 9, 2015 at 4:03pm

3 rd grade Math
how are perimeter and area? When building your club house did you have a more difficult time finding the perimeter or area? why?
Monday, February 9, 2015 at 3:37pm

6th grade math
To qualify for a store discount, Clay's soccer team must spend at least $560 for new jerseys. The team needs 20 jerseys. Write and solve an inequality to represent how much the team should spend on each jersey to qualify for the discount.
Sunday, February 8, 2015 at 2:32pm

4th grade math fraction
How do I show the work to find the fraction with the greatest value? 7/10, 1/5, 9/10 5/6, 7/12, 7/10
Sunday, February 8, 2015 at 1:59pm

9th Grade Algebra
If a is not equal to 0, and a =2b=3c, what is the value of a+b in terms of c? Would I make up numbers for the variables?
Saturday, February 7, 2015 at 6:40pm

math
A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...
Friday, February 6, 2015 at 4:09pm

Grade 8
The numbers 1 through 9 are put into a hat. What is the probability that all odd numbers will be chosen first if one number at a time is drawn from the hat and not replaced?
Friday, February 6, 2015 at 9:45am

6TH GRADE MATH
No more than 7 copies of a newspaper are left in the newspaper rack. Which inequality represents this situation? A. N<7 B. N>7 My answer is N<7. Do I have answer correct?
Thursday, February 5, 2015 at 11:27pm

math 4th grade
Lance wants to find the total length of 3 boards. He uses the expression 3 1/2 + (2+ 4 1/2). How can Lance rewrite the expression using both the Associative and Commutative Properties of Addition?
Wednesday, February 4, 2015 at 8:57pm

7th grade math
The sum of an integer and the next greater integer is at the most 13. Write an inequality to find the lesser integer and solve for the lesser integer. My answer n+n+1 <_ 13 n<_6
Wednesday, February 4, 2015 at 7:39pm

Math 3rd grade
I have 14 hundreds, 16 tens and 9 ones. What number am I?
Wednesday, February 4, 2015 at 6:38pm

english
This is Engish 8th grade: So in my book titled "The Raven" by Edgar Allen Poe, the bird sits on the bust of Athena the goddess but my homework is asking my why Poe choose Athena and not another god or goddess and how does she go with the story... Please help thank you!
Tuesday, February 3, 2015 at 9:59pm

4th grade math
There are 12 seats in the school auditorium. There are 7 seats in each row. There are 70 people seated, filling up full rows of seats. How many rows are empty?
Monday, February 2, 2015 at 9:13pm

4th grade math
Ursula bought 9 dozen gauze pads for the health office. The gauze pads were divided equally into 4 boxes. How many gauze pads are in each box?
Monday, February 2, 2015 at 8:53pm

4th grade math fraction
Ashley bought 4 packages of juice boxes. There are 6 juice boxes in each package. She gave 2 juice boxes to each of 3 friends. How many juice boxes does Ashley have left?
Monday, February 2, 2015 at 7:53pm

5th grade math
solve 1. 8/11 divided by 4 2. 3/8 divided by 3/10 3. 6 divided by 3/4 4. 1/6 divided by 5/6 5. 2 3/4 divided by 11 6. 3 1/2 divivded by 7/8 7. 1 7/8 divided by 1 1/2 8. 5 divided by 4 1/3
Monday, February 2, 2015 at 7:44pm

4th grade math fraction
Jasmine has 8 seashells. Three-quarters are clamshells. How many shells are clamshells?
Monday, February 2, 2015 at 7:36pm

Math 5. Grade
Trying to figure out how to find the answer. A rectangular has a perimeter of 3600m. What is the width if the length is five times the width? How do I do this.
Monday, February 2, 2015 at 7:10pm

4th grade math
A park guide plans the swan boat rides for 40 people. Each boat can carry 6 people at a time. What is the best way to interpret the remainder of 40/6 in this situation so that everyone gets a ride? How do I show the work?
Sunday, February 1, 2015 at 9:40pm

4th grade math
There are 112 seats in the school auditorium. There are 7 seats in each row. There are 70 people seated, filling up full rows of seats. How many rows are empty? We added and got 189 then divided by 3. But it doesn't look correct. How do we show the work?
Sunday, February 1, 2015 at 9:24pm

4th grade math
Jake wants to distribute 543 marbles equally among 7 of his friends. In what place is the first digit of the quotient?
Sunday, February 1, 2015 at 9:17pm

4th grade math
The school choir has 48 singers with high voices, 53 singers with middle voices, and 39 singers with low voices. the singers stand in 4 equal rows at concerts. How many singers are in each row? How do I show my work for this?
Sunday, February 1, 2015 at 8:07pm

4th grade math
Amanda and her four sisters divided 1,021 stickers equally. About how many stickers would each girl receive? How do I show my work?
Sunday, February 1, 2015 at 8:02pm

8th grade Science please help
Why is soda in an unopened bottle a homogenous mixture?
Sunday, February 1, 2015 at 1:20pm

7th grade math
i am having a hard time understanding the venn diagram can someone explain it to me
Friday, January 30, 2015 at 11:34am

2nd grade math
Can all 4 sided figures be made from triangle? why?
Thursday, January 29, 2015 at 6:31pm

2nd grade math
take a shape with 4 sides. draw a line between two vertices that do not share a side. how many shapes does that make? how many sides do they have
Thursday, January 29, 2015 at 6:05pm

Math 6 grade
If you need to find the percent of a number, explain how you can predict whether the part will be less than, greater than, or equal to the number. HELP PLEASE
Wednesday, January 28, 2015 at 7:06am

math 4th grade
llene is making smoothies. The recipe calls for1 1/4 cups of strawberries. How many cups of strawberries, written as a fraction greater than one, are used in the recipe?
Tuesday, January 27, 2015 at 9:23pm

Algebra (6th grade)
I need help on the algebra with pizzazz worksheet page 8 Objective 1-h. Need the answers to letters O-R or just the puns answer straight out please! ^_^
Tuesday, January 27, 2015 at 4:24pm

4th grade math
A frog made 3 jumps. The first was 12 5/6 inches. The second jump was 8 3/6 inches. The third jump was 15 1/6 inches. What was the total distance the frog jumped?
Sunday, January 25, 2015 at 11:02pm

math 2nd grade
Write a sentence using words that compares the crayons in the two boxes
Sunday, January 25, 2015 at 9:33pm

math
my sun in thea 1st grade me no understand to much english i need very much help what is 9+10=??? me having very hard time help asap
Saturday, January 24, 2015 at 2:39pm

6th grade math
how can i put fractions and decimals in greatest to least or least to greatest?
Friday, January 23, 2015 at 1:22am

math
how is GCF and LCM different? im in 4th grade and i tried to understand but my mum said shes not sure so please i need help
Thursday, January 22, 2015 at 5:54pm

. 8th grade math
. Mkay ! So, one molecule of nitrogen reacting w/3 molecules of hydrogen makes 2 of ammonia. How many molecules of nitrogen must react w/42 molecules of hydrogen to make 28,of ammonia?
Wednesday, January 21, 2015 at 10:54pm

maths lit, history, geography, life sciences and L
Am in grade 10 and those are the subjects i want to choose so can i become a psychologist with those subjects in the future??
Wednesday, January 21, 2015 at 9:05am

Analytic chemistry
A solution of HClO4 was standardized by dissolving 0.3745 g of primary standard grade HgO in a solution of KBr. The liberated OH- required 37.99 mL of the acid to be neutralized. Find the molarity(M) of HClO4. The given balanced chemical equation is: HgO + 4Br- + H20 ===> ...
Wednesday, January 21, 2015 at 8:17am

Science- urgent-review
what type of galaxy do astronomers consider to be the oldest? It's urgent because I am studying for a grade 9 exam but I dont know what this is.. please help.
Tuesday, January 20, 2015 at 6:47pm

math
James needs to bring his grade up to a B (80) in reading. What does he need to get on his next quiz? Quiz 1:77 Quiz 2:81 Quiz 3:74 Quiz 4:?
Monday, January 19, 2015 at 9:50pm

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