Tuesday
February 28, 2017

Homework Help: High School

math
644 students packed a school's auditorium for a assembly. students sat in 12 rows. Rows were divided into 8 sections.
Monday, February 6, 2017 by shakeela

Math
alex is painting the side of his school. he paints a wall that has an area of 41 1/3 square yards. he uses 1 1/3 gallons of orange paint. what is alex's rate of paint coverage in square yards per gallon?
Monday, February 6, 2017 by Person

English
1. We are going to start/begin the class debate contest. 2. The school debate contest will be held soon. 3. Let's begin the school debate contest. ---------------------- Can a student use all the directions when he begins the debate as an MC? Do we have to use 'contest'? What ...
Monday, February 6, 2017 by rfvv

Intermediate Algebra
Sarah Meeham blends coffee for​ Tasti-Delight. She needs to prepare 150 pounds of blended coffee beans selling for $4.45 per pound. She plans to do this by blending together a​ high-quality bean costing $5.25per pound and a cheaper bean at $3.25 per pound. To the nearest...
Sunday, February 5, 2017 by Brandy

Math
The mean of five numbers is 20. Four of the numbers are 24,19,25, and 22. What is the fifth number? PLZ HELP ME BEFORE SCHOOL STARTS.show me how to get the answer
Sunday, February 5, 2017 by Jechica

physics
A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg dog need to jump this high? (The acceleration due to gravity is 9.8 m/s2.) Show your work for credit.
Sunday, February 5, 2017 by sophia

Physics
Assume you have a canon aimed straight up. The cannonball is shot at a velocity of v_0=69 m/s. How high does the cannonball go? How much time does it take the cannonball to reach that height?
Sunday, February 5, 2017 by Robert

Supportive Learning Environment
Which of the following statements is true about stress in young children? A. Children who experience high stress in the early childhood years develop coping skills that result in a higher threshold to stress in later years. B. Stress isn't as harmful in very young children ...
Sunday, February 5, 2017 by Priscila

Psychology Assessment
1. The fact that online instruments may not be available to individuals who do not have access to computers and/or the Internet raises concerns about the ______________ of online assessments. a. Asian Americans score significantly higher than Whites, which accounts for the ...
Saturday, February 4, 2017 by Anonymous

Maths
the number of boys to girls in a school is in the ratio 12:13 .if difference hetween no.of boys and girls is 56 how many boys are there in the school
Saturday, February 4, 2017 by Mathematgs

English
Revise the sentence below to make it more formal: 'You're going to get really fat if you eat at fast foods restaurants all the time. My version: If you continue eating at fast food restaurants all the time, the possibility of becoming obese will be very high. Please check my ...
Saturday, February 4, 2017 by Tim

History
1. What was described as the "hardest work" slaves did? A: Work in rice fields B: Work in tobacco fields**** C: Work in the lumber business D: work loading and unloading ships in port 2. Which of the following best describes the social class of a small farmer A: Elite of the ...
Friday, February 3, 2017 by Anonymous human

Chemistry
If 0.35 moles of SO3 is placed in a 1 dm3 flask and allowed to come to equilibrium at a high temperature, 0.207 mole of S03 remains. Calculate Kc For the reaction 2SO3 Double arrow 2SO2 +02
Friday, February 3, 2017 by Summit

science
A stone is dropped from a balloon going up with a uniform velocity of 5.0 m/s. If the balloon was 50 m high when the stone was dropped, find its height (in meters) when the stone hits the ground. Take g = 10 m/s2 (A) 50 (B) 58 (C) 68 (D) 78.5
Friday, February 3, 2017 by sam

LA ( anyone help or correct me plz
1. Which question best relates to these details in "Winter"? Frogs burrow the mud / snails bury themselves (1 point) A What happens to frogs in the winter? B How do animals differ from people in the winter? C Why do snails bury themselves? D How do creatures prepare for winter...
Friday, February 3, 2017 by tita

Statistics
A teacher gives a reading skills test to a third-grade class of n = 25 at the beginning of the school year. To evaluate the changes that occur during the year, students are tested again at the end of the year. Their test scores showed an average improvement of MD = 12.7 points...
Thursday, February 2, 2017 by Derek

Check answers please: Health
1. When reading a recipe's ingredients, which substance makes the recipe an unhealthy choice if it is present in a high amount? A. Fiber B. Protein C. Trans fat*** D. Unsaturated fat 2. Of the five food groups, which one should be consumed in the smallest amount? A. Dairy*** B...
Thursday, February 2, 2017 by ThatOneLoaf

math
1. Clay is on the basketball team at his high school. In one game, he had a total of 20 points, made up of 2-point and 3-point baskets. If he made a total of 9 baskets, how many of each type shot did he make?
Thursday, February 2, 2017 by shatesia

Math
There are five Voting Districts in the City; District A with 877 constituents, District B with 1062 constituents, District C with 1364 constituents, District D with 1518 constituents, and District E with 1933 constituents. There are 14 available on the local School Board. Use ...
Wednesday, February 1, 2017 by Asia

math
a post 47 m high is supported by two equal wires attached to its top and to two points on a level ground, each of it is 18 m from the food of the post. Find the length of each wire
Wednesday, February 1, 2017 by Anonymous

math
The north wall of a barn is a rectangle 25 feet high and 60 feet long. There are five windows in the wall, each 8 by 10 feet. If a gallon of paint will cover 275 ft2, how many gallons of paint must the painter buy to paint the wall?
Wednesday, February 1, 2017 by victor

Math
A person sitting on a boat is situated 2m above sea level. They note that a straight line from themselves to the top most point of a nearby lighthouse is 16 degrees. After travelling a further 50m directly away from the lighthouse this angle has decreased to 12 degrees. How ...
Wednesday, February 1, 2017 by Youseff

Math
Mr. Hernandez asked his students to estimate the area of the circular garden in front of the school. If the radius of the garden is 7 feet, which statement is closest to the area of the garden
Tuesday, January 31, 2017 by Karla

English
The passage: Suppose the state is considering a proposal to raise the legal driving age from 16 to 18. The following letter addresses this proposal. Dear Editor, I understand that the state wants to raise the driving age to 18. That change would be a great mistake. The reason ...
Tuesday, January 31, 2017 by PleaseHelpMe777

Science
Hello again, I'm really sorry... We were learning about pH scales, bases, and acids. It was kind of hard in a way but it was alright, I'm kind of in the hang of it now. But this question really stumps me. "Why is it important for the pH of blood to remain constant?" My unsure ...
Tuesday, January 31, 2017 by Hatsune Miku

English
Just checking a few questions. Which of the following topics is the clearest example of the informative purpose? A. a short essay describing a recent trip to New Zealand ***? B. a eulogy for a deceased friend ***? C. a glowing movie review ***? D. a dialogue between two ...
Tuesday, January 31, 2017 by PleaseHelpMe777

physics
A ball is thrown horizontally of a cliff. If the initial speed of the ball is 24.0 m/s and the cliff is 124.0 m high, how far from the base of the cliff will the ball land in the water below? Calculate the answer in meters (m) and rounded to three significant figures.
Tuesday, January 31, 2017 by Dalia

physical science
Look at the graph below measuring the speed of a truck and answer the following 2 questions: a) If the graph represents speed, what is measured on the x and y axes? You need to specifically identify which axis is which. b) Based on what the y axis measures, explain the motion ...
Tuesday, January 31, 2017 by Hi

physics
Look at the graph below measuring the speed of a truck and answer the following 2 questions: a) If the graph represents speed, what is measured on the x and y axes? You need to specifically identify which axis is which. b) Based on what the y axis measures, explain the motion ...
Monday, January 30, 2017 by hello

physical science
Look at the graph below measuring the speed of a truck and answer the following 2 questions: a) If the graph represents speed, what is measured on the x and y axes? You need to specifically identify which axis is which. b) Based on what the y axis measures, explain the motion ...
Monday, January 30, 2017 by plz help

English
Write a letter to your friend in another school describing at least three thing that you like and dislike
Monday, January 30, 2017 by Kennedy

Maths
The dimension of a closed box are 30cm by 20cm by 10cm high. If the thickness of all six panels is 1 cm find its volume.
Monday, January 30, 2017 by Deeksha

Physics
A girl runs up a stairway that is 6m high with a 500g book, her mass is 70kg. Take g=10m/s2 calculate (a) weight of the book (b) weight of the girl (c) the total work done by the girl when she reaches the top
Monday, January 30, 2017 by Godfrey

physics
A typical car under hard braking loses speed at a rate of about 6 m/s2. The typical reaction time to engage the brakes is 0.50 s. A local school board sets the speed limit in a school zone such that all cars should be able to stop in 5.0 m. What maximum speed does this imply ...
Monday, January 30, 2017 by Nidhi

Math, Data Management
A President and Vice- President for a school council are chosen from a hat with the names of all 12 members in the hat. Determine the probability that Nisha and Anne are chosen as President and Vice- President respectively. Answer Provided: 1/132.
Monday, January 30, 2017 by Jordan

Math
Six groups of students sell 162balloons at the school carnival there are three students in each group if student sells the same number of balloons how many balloons does each to student sell
Sunday, January 29, 2017 by Chloe

Physics
A boy kicks a rock off a cliff with a speed of 15.5m/s at an angle of 53.5° above the horizontal. The rock hits the ground 5.37s after it was kicked. How high is the cliff? I found the height of the cliff which is 7.45*10^1 m. What is the speed of the rock right before it ...
Sunday, January 29, 2017 by Sarah

English
.) Read the following sentences from "The Pin". "That all changed when my family moved. My new school is three times bigger than my old school. At first, no one here knew me. The kids were polite, but they did not treat me like a good friend. For a few days, I felt sad and ...
Sunday, January 29, 2017 by Emmy

chemistry
a pipet can be calibrated. we expected the volume to be 25.00ml, but the actual volume was significantly less. if you had measured the density of an unknown with this pipet and assumed that v=25.00ml, your result would not be correct. would it be too high or too low? Explain
Sunday, January 29, 2017 by mary

des school
the volume of a cylinder 288picm3 the base radius is 8 cm find its tsa leave the answer in terms of
Sunday, January 29, 2017 by aa

math
a school has 720 pupils. one day 36 pupils were absent, what fraction represented those who are present?
Sunday, January 29, 2017 by maloba

Physics
You want to jump from an 8.2 m high building to a 10 m high building. The gap between the buildings is 2.4 m, and you can run fast enough so that your speed as you leave the edge of the lower building is 7.0 m/s. What range of launch angles will allow you to reach the top of ...
Saturday, January 28, 2017 by Ben

psych
Identify each of the following consequences either positive reinforcement (PR), negative reinforcement (NR), negative punishment (NP) or positive punishment (PUN). NP 1. A teacher meeting with a parent makes that parent feel less powerful by having her sit on small, ...
Friday, January 27, 2017 by SAM

algebra
Three boxes are stacked one on top of the other. One box is 2 feet 8 inches tall, one is 4 feet 7 inches tall, and one is 3 feet 11 inches tall. How high is the stack? Write your answer in feet and inches. Use a number less than 12 for inches. Please explain
Friday, January 27, 2017 by Malicha

Jai bharti public school maths
A play ground is 120m long and 150m wide how much distance will sam cover if he goes 3 times around it?
Friday, January 27, 2017 by Chetna

physics
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum and collect at the ...
Thursday, January 26, 2017 by Tyler

Math
The Statue of Liberty is 305 feet tall. What scale would be used to make a model 20 inches high?
Thursday, January 26, 2017 by Sam

Maths
At the beginning of the 1974/75 school year a man invested 2000 in a bank at 12and half% compound interest if he with 650 at the end of each school fees how much did he have left at beginning of the 1978/79
Wednesday, January 25, 2017 by Oshikoya

P.E (Physical Education
what would be a good way to improve your own health and the health of others within the school community?
Wednesday, January 25, 2017 by Anonymous

math
2/5 of a school are boys. when 1/5 of the boys are absent 160 boys are present. How many girls are in the school?
Wednesday, January 25, 2017 by Anonymous

math
At Murky Middle School, 372 students ride the bus to school. If this number is 60% of school enrollment, then how many students are enrolled at the school?
Wednesday, January 25, 2017 by aj lee

trigonometry
A pedestrian is an between two tall building, from a point 10 meter high on the first building, the angle of depression of the pedestrian is 20°,10' from the same point, the angle of elevation of the top of the second building is 15°,20'. If the two building are 40 meter ...
Wednesday, January 25, 2017 by krish ferrer

algebra
A ball is dropped from a height of 30 feet and allowed to bounce until it comes to arrest each time the ball bounces it rebounds to 3/5 of its previous high after which bounce is the boss hi 10.8 feet. I understand the height gets shorter but is there a equation to solving ...
Tuesday, January 24, 2017 by Kayla

physics
a brick is dropped form the roof of a building. On the way down it passes a 2m high window and is observed to pass from the top to the bottom of the window in 0.25s. (a) How fast was it moving when it passed the top of the window? (b)How far below the roof of the building is ...
Tuesday, January 24, 2017 by Anthony

Science
Suppose you find fossils of clams in rock high on a mountain. what can you infer about the mountain?
Monday, January 23, 2017 by Jesse

Math
A high fountain of water is located at the center of a circular pool as shown in the figure below. Not wishing to get his feet wet, a student walks around the pool and measures its circumference to be 19.0 m. Next, the student stands at the edge of the pool and uses a ...
Monday, January 23, 2017 by Kenny

Grammar
I am writing a compare and contrast essay between private school and public school can you help me write it
Monday, January 23, 2017 by Erin

biology
Scientific Method Project In a 2-page maximum type written paper, complete research on a topic of question from the readings. Utilizing the scientific method, document the application of the steps in determining your hypothesis and findings. Each step is worth up to 20 points...
Monday, January 23, 2017 by carol

School
Who is Jean Kessner?
Monday, January 23, 2017 by Holly

PHYSICS
If a 71.0 kg , 1.70 m -tall human could jump to the same height compared with his length as the flea jumps compared with its length, how high could he jump, and what takeoff speed would he need?
Monday, January 23, 2017 by PLEASE ANSWER A.S.AP.

Study School (Math)
the sum of the digits of a two-digit number is 9.if 9 is added to the number, then its digits interchange their place. what is the difference in cube of the digits?
Monday, January 23, 2017 by Vinojjoseph

English
Please help me to write a narrative essay about the new boy at school
Sunday, January 22, 2017 by Boitumelo

math
Jared is scheduled to work for mc008-1.jpg of an hour at the school fair. He has already worked mc008-2.jpg of an hour. How much longer does he have to work?
Sunday, January 22, 2017 by jared

behavior health
According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test? a. 0.40 b. 0.50 c. 0.80 d. 0.90 I selected C for my answer 40/50 is the .80 If the correlation between one’s interest in ...
Sunday, January 22, 2017 by A

Geology
What makes the mafic rocks dark in colour? Calcium or iron? I know that mafic rocks contain high amounts of both calcium and iron, but I don't know which one results in the dark colur.
Friday, January 20, 2017 by Asmaa

English
1. He dislikes going to school. 2. He dislikes to go to school. (Are both grammatical? Which one is commonly used?)
Friday, January 20, 2017 by rfvv

physics
A 3.67-g bullet, traveling at a speed of 484 m/s, strikes the wooden block of a ballistic pendulum, such as that in Figure 7.14. The block has a mass of 186 g. (a) Find the speed of the bullet/block combination immediately after the collision. (b) How high does the combination...
Thursday, January 19, 2017 by Tyler

Texas history
1. Who were the buffalo soldiers? A. African-American US Calvary units that fought against the Comanche B. Comanche rangers who also hunted buffalo C. Private security hired by Texas cattleman to protect them from the Comanche D. Soldiers of signed by the US army to attack the...
Thursday, January 19, 2017 by Anonymous

math
The roof of a tunnel is in the shape of a parabolic arch whose highest point is 18m above the road. The road surface is 16m wide. Lights are placed in the tunnel 12 meters high. How far from center of the tunnel are the lights placed?
Thursday, January 19, 2017 by stephen

english
During halftime at the local high school, Felipe noticed a cheerleader crying, the coach yelling, and the fans emptying the stands. need to make sure this is the correct puntuatuiom
Thursday, January 19, 2017 by judy

math
If 400 bricks measuring 81" by 31" are required to build a wall 42 ft. high, how long is the wall?
Thursday, January 19, 2017 by Anonymous

Math
which would you measure using feet 1.length of your finger 2.length of your school 3.(length of your room) 4.distance across town
Wednesday, January 18, 2017 by Help I need somebody not just anybody

math
A 10 meter ladder is placed against a building at an angle of 75 degree with the ground. how high up the building does the ladder reach?
Wednesday, January 18, 2017 by dav

Foundations of Algebra
20. Is it more difficult to walk up the ramp (6 ft high 8 ft long) or the hill (8 ft high, 12 ft long)? I am confused on this.
Wednesday, January 18, 2017 by Roshni

Chemistry
For the reaction of 2 HCl + Na2CO3 -> H2O + CO2 + 2 NaCl, how can I visually identify the limiting reagent, without any calculations? If I have a very high percent yield, what would be a good reason for it, considering that the HCl was diluted to 0.050 L at 0.8 M ...
Wednesday, January 18, 2017 by Benjamin

PE
To eat more healthful and decrease your calorie intake, MyPlate recommends that you 1.eat breakfast, lunch, and dinner with no snacks in between meals. 2.eliminate starchy vegetables like potatoes, corn, and lima beans that are high in carbohydrates. 3.drink fruit juice for ...
Wednesday, January 18, 2017 by Help I need somebody not just anybody

PE
When reading a recipe ingredients, which substance makes the recipe an unhealthy choice if it is present in a high amount? Parentheses are the ones i answered. 1.fiber 2.protein 3.trans fat 4.(unsaturated fat)
Wednesday, January 18, 2017 by Help I need somebody not just anybody

physics
A high-jumper, having just cleared the bar, lands on an air mattress and comes to rest. Had she landed directly on the hard ground, her stopping time would have been much shorter. Using the impulse-momentum theorem as your guide, determine which one of the following statements...
Tuesday, January 17, 2017 by Tyler

Algebra 2
A 10 person student council will be selected from 18 students at a school. How many poss are there for this council?
Tuesday, January 17, 2017 by jazzy

Language Arts
I have a few questions I need help with; I have more, but I can wait on those ones. 8. Read the following sentences from “First Confession.” Then, to crown my misfortunes, I had to make my first confession and Communion. It was an old woman called Ryan who prepared us for ...
Tuesday, January 17, 2017 by Hannah

math
from the top of a vertical mast 150m high,two huts on the same ground level are observed. One due east and the other due west of the mast. Their angles of depression are 60° and 45° respectively. Find the distance between the huts. Solutuons with diagram
Tuesday, January 17, 2017 by Folorunsho

Algebra
For the school play, one adult ticket costs $10 and one student ticket cost $6. Twice as many student tickets as adult tickets were sold. The total receipts were $3 300. How many of each kind of ticket were sold?
Monday, January 16, 2017 by Courtney

physics
A ball rolls of the top of stairway with a horizontal speed of 1.5m\s. The steps are 0.5 metre high and 0.5 metre wide. Which step will the ball hit first?
Sunday, January 15, 2017 by beiber

physics
A rifle with muzzle velocity of 460m\s shoot a bullet at small target 46 metre away. How high above the target must the gun be aimed so that the bullet will hit the target.
Sunday, January 15, 2017 by kabir

children's literature
With pre-school children, a first step in engaging children in the reading process is to read stories in which characters are faced with a decision to be made and in which there is: A. no clear-cut answer. B. no solution. C. a set of choices provided. D. an obvious solution. i...
Sunday, January 15, 2017 by bev

geometry
if the radii of two circular ends of conical bucket which is 30cm high are 14 and 7 cm find the toal surface area and capacity of bucket
Sunday, January 15, 2017 by ssk

Physics
The rear window in a car is approximately a rectangle, 2.0 m wide and 0.37 m high. The inside rearview mirror is 0.52 m from the driver's eyes, and 1.38 m from the rear window. a) What is the minimum length for the rearview mirror if the driver is to be able to see the entire ...
Friday, January 13, 2017 by Bonnie

Language Arts
I am having a trouble with a few questions. 4. Which of the following sentences from “Poor Fish” does not support the story’s theme of self-loathing and inferiority? A. “But I looked upon myself as being as fragile as glass, as the thinnest glass, in fact, and that was...
Friday, January 13, 2017 by Abby

math
Students at an elementary school are given a questionnaire that they are required to return after their parents have completed it. One of the questions asked is, "Do you find that your work schedule makes it difficult for you to spend time with your kids after school?" Of the ...
Friday, January 13, 2017 by Duran

PLEASE ANSWER! I NEED HELP
Question: Suppose you have sunlight shining on two clear containers of water on a table. Light waves refract through one of the containers but diffract around the other container. Describe how the two containers are different. A link would be useful too, or a website! (I have ...
Thursday, January 12, 2017 by Anonymous

Physical Science
Question: Suppose you have sunlight shining on two clear containers of water on a table. Light waves refract through one of the containers but diffract around the other container. Describe how the two containers are different. (I have to write three lines, it's not a lot) ...
Thursday, January 12, 2017 by Anonymous

physics
A 45-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 210 J from 400 J. How high does she rise during this interval? Neglect air resistance.
Thursday, January 12, 2017 by Tyler

Math
Ryan has a collection of220 baseball cards.helets his bro have 1/4 of his collection & sells 20% of the coll to the baseball card shop. he takes 15 cards to school to give his fireds how many baseball cards remain in ryan coll? 1/4=55 to school=15 70-220=150 205 of 150=30 shop...
Thursday, January 12, 2017 by marilyn

English
What do you mean by accurate? I'm confused. I have been out of school since the 70's. Thank you!
Wednesday, January 11, 2017 by Jennie

math
An extension laddder is to be placed against a house so that it reaches 1 ft above the edge of the roof, which is 23.5 ft high. The ladder makes an angle of 70 degrees with the ground. How long must the ladder be? How far is the distance from the house to the base of the ladder?
Wednesday, January 11, 2017 by randey

Health
1. To eat more healthful and decrease your calorie intake, MyPlate recommends that you eat breakfast, lunch, and dinner with no snacks in between meals. eliminate starchy vegetables like potatoes, corn, and lima beans that are high in carbohydrates. drink fruit juice for extra...
Wednesday, January 11, 2017 by Help

English
As Principal speaker in your school debate competition, write your arguments for against the motion television is doing more harm than good
Wednesday, January 11, 2017 by moses

Social Studies
1)What was John James Audubon famous for? A)painting and cataloguing American animals, especially birds. B)painting the new living conditions in urbanized areas. C)representing new immigrants through drawings and paintings. D)surveying and creating maps of western lands. 2)For...
Wednesday, January 11, 2017 by kk

Algebra
Shirts with the a school's mascot were printed, and the table shows the number of people who bought them the first, second, third, and fourth weeks after their release. Which graph could represent the data shown in the table? Weeks | Number of sales 1 |22 2 |50 3 |62 4 |75 a. ...
Wednesday, January 11, 2017 by Chloe

math
A teacher from Anderson Middle School printed k nametags in preparation for the science fair. Half of the nametags were given out to students and 100 nametags were given out to parents. Three-fifths of the remaining nametags were given out to teachers and contests judges. How ...
Tuesday, January 10, 2017 by Anonymous

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