Sunday

August 2, 2015

August 2, 2015

**math 8th grade**

Face cards are removed from a standard deck of cards and the rest are set aside. two cards are drawn at random from the face cards. once a card is selected, it is not replaced. Find each possibility. P(jack and then king)? P(two black cards) answer 1/2 ?
*Monday, April 13, 2015 by jill *

**5th grade math**

Applying concept :calculate 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 that distance? Show your work.
*Monday, April 13, 2015 by Anonymous*

**8th grade math**

Company A charges $25.00 for up to 100 minutes, plus $0.50 for each extra minute. Company B charges $50.00 for an unlimited number for minutes. What are the equations for each company?
*Thursday, April 9, 2015 by Chris*

**Math**

the box and whisker plot 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? (Posting plots in comments) I was thinking its A, but i'm not sure.
*Friday, April 3, 2015 by Jason*

**6th Grade Math ASAP!!!**

Hi, I really need help!! I got a complex figure. The figure looks like the letter E. Just take out the middle line and that's my figure. Its base is 69 m, its height is 31 m, it's middle has 12 m, and 23 m.
*Friday, April 3, 2015 by MusicLover14*

**6th Grade Math Help**

Hi, I really need help. The question is find the area of the parallelogram which is not drawn to scale. I think the base is 24 cm, the height 9 cm, and the left side that's kind of cut slanted is 8 cm. Please help! Thanks!
*Friday, April 3, 2015 by MusicLover14*

**stastic**

Given the following information about a sample, calculate a z score for a test grade of 91. = 87, s = 4.01 (Points
*Thursday, April 2, 2015 by damon*

**6th Grade Science**

Hi, I really need help and I'm really confused I don't know what they are asking me to do. Provide three statements that demonstrate the importance of units when describing motion. Please someone help me because it is very important. Thank You :/
*Thursday, April 2, 2015 by MusicLover14*

**English**

Which of these words has the same denotative meaning a, but a different connotative meaning than, the word COPIOUS. A. meager B. abundant C. lavish ******* D. sparse An award is given every year to the student ______ has the highest grade-point average. Which of these ...
*Wednesday, April 1, 2015 by Cassie*

**5th grade math**

Letitia is making a pizza that needs to cover 36 square inches. give two possible sets of dimensions (length and width) that will give Letitia's pizza the desired area. also give the perimeter for each set.
*Monday, March 30, 2015 by kayli *

**5th grade math**

Meg is making ribbons for the country fair. she needs to glue edging around the outside of the circular part of the ribbon shown. about how many centimeters of edging does she need? 5 cm 7 cm 9 cm 28 cm
*Monday, March 30, 2015 by kayli *

**5th grade math**

The circumference of a circular trampoline is 44 feet. Estimate the radius of the trampoline
*Monday, March 30, 2015 by kayli *

**Grade 11 Chemistry**

Calculate the concentration of I- in an aqueous solution prepared in a 250 ml volumetric flask from 50.0 ml of a 0.840 mol/L aluminum iodide solution and 160.0 ml of a 0.500 mol/L tin(IV) iodide solution.
*Saturday, March 28, 2015 by Sim*

**Grade 11 Chemistry**

calculate the molarity of cl- ions in a solution made from mixing 50.0 ml of a 0.100 m/l solution of ferric chloride with 50.0 ml of a 0.500 mol/l solution of ammonium chloride
*Saturday, March 28, 2015 by Sim*

**statistic**

A statistics quiz consists of 10 multiple questions. There are four choices for each question. One student is unprepared and decides to guess the answers to every question. Assuming 70% is a passing grade, find the probability that the student will pass the quiz.
*Saturday, March 28, 2015 by Anonymous*

**geography,life sciences,maths lit and consumer studies**

am in grade 11 so i dnt knw wht career i wnt to do after finished matric so plz help me
*Friday, March 27, 2015 by tears*

**6 grade math**

Choose all statements that are not true. a 20% of 20 is 4 b 30% of 30 is 9 c 40% of 50 is 15 d 50% of 110 is 60 e 60% of 60 is 360 The answer I choose is all of them. Is this correct.
*Thursday, March 26, 2015 by Jack*

**5th grade math**

Find the value of 'n' to make each statement true. 1. 22 times n is between 80 and 85
*Thursday, March 26, 2015 by mythreyee*

**5th grade math**

Find the value of 'n' to make each statment true. 1.22 x n is between 80 and 85
*Thursday, March 26, 2015 by mythreyee*

**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 by Alexis*

**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 by reid*

**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 by Amy*

**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 by ccc_student*

**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 by MBONGENI*

**science**

7th Grade Sarah heated two cubes of aluminum to 50oC. Cube A has a volume of four cubic centimeters. Cube B has a volume of two cubic centimeters. If the cubes do not touch each other, which of these statements is true?
*Thursday, March 19, 2015 by Dorothy*

**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 by k*

**3rd grade math**

what is the standard form of 213
*Wednesday, March 18, 2015 by Anonymous*

**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 by Anonymous*

**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 by Alexis*

**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 by Alexis*

**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 by Robert*

**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 by Student*

**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 by mfr*

**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 by Aniya*

**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 by ary*

** 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 by matshidiso*

**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 by Jenn*

**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 by Sebastian*

**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 by Maria*

**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 by Alexis*

**4th grade Science**

why are acids that are found in the stomach and sweat important? HELP
*Monday, March 9, 2015 by Yellow*

**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 by Emi*

**4th grade Science**

explain how your circulatory and immune systems work together to keep you healthy. Pleaseeeee help!!!!!!!!!!!!!!!!!!!!!!!!!!!!
*Monday, March 9, 2015 by Yellow*

**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 by gav*

**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 by Dominic*

**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 by Beverly*

**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 by Beverly*

**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 by kayli*

**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 by lauren*

**Math 6th grade**

Explain what a neutral field is.
*Wednesday, March 4, 2015 by Zero*

**6th grade math**

Use the scale 1/4 = 9 ft to represent a 27 ft square
*Wednesday, March 4, 2015 by Raegan*

**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 by **

**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 by KVNG J*

**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 by Claudia*

**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 by **

**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 by Jarrod*

**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 by ASSAAPPP*

**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 by Isabel*

**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 by Alexis*

**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 by Raul*

**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 by Raul*

**6th grade geometry **

If the area of a triangle is64 is the base 16 and the height 32?
*Wednesday, February 25, 2015 by Larissa *

**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 by Emolga *

**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 by frustrated mom*

**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 by Cathy*

**life orientation(grade 12)**

hey um given the same assignment can some one answer me for nunber 1.7plz
*Thursday, February 19, 2015 by Thabang sefara*

**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 by Norma*

**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 by Adara*

**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 by Adara*

**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 by kris*

**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 by kimberly*

**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 by julie*

**Anthropology**

What age grade (age set) do you find in the United States? Are there more than one?
*Thursday, February 12, 2015 by Casey*

**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 by genesis*

**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 by ary*

**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 by Anonymous*

**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 by Rebecca *

**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 by Anonymous*

**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 by Melanie*

**Math**

Helping 3rd grade granddaughter and I am lost What property does this show? ****=* * * * This is all that is shown
*Monday, February 9, 2015 by Karen*

**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 by Karen*

**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 by Mary*

**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 by Alex*

**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 by fraction with the greatest value*

**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 by Student*

**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 by Jayden*

**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 by Ellia*

**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 by Nichelle*

**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 by isaac*

**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 by Sierra*

**Math 3rd grade**

I have 14 hundreds, 16 tens and 9 ones. What number am I?
*Wednesday, February 4, 2015 by Elementary*

**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 by Kendal*

**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 by Ali*

**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 by Ali*

**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 by Ali*

**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 by Mythreyee*

**4th grade math fraction**

Jasmine has 8 seashells. Three-quarters are clamshells. How many shells are clamshells?
*Monday, February 2, 2015 by Ali*

**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 by Ricky*

**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 by Ali*

**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 by Ali*