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High School

physics
A ball is thrown horizontally off a building that is 30 m high with an initial velocity of 3 m/s.if an identical ball is thrown again horizontally from the same height with 6 m/s, what happens to the flight time? I have to use the guess method. Givens Unknown Equation ...

Maths
A metallic right circular cylinder is15cm high and the diameter of the base is 14cm it is melted and recasted into another cylinder with radius 4cm find its height and curved surface area

physics
A 3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an identical block (block B) is released next to the ramp so that it drops straight down the same 5 m. Find the values for each of the following for the...

calculus
At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at the rate of 10 cubic feet per minute. The diameter of the base of the cone is approx­ imately three times the altitude. At what rate is the height of the pile changing when it is 15 feet high?

Math please explain how to do this
Please explain how to work the formula for the following. Quarter Warehouse and Transportation Expense 1/2009 $12,500 2 11,300 3 11,600 4 13,700 1/2010 12,900 2 12,100 3 11,700 4 14,000 1/2011 13,300 2 12,300 3 12,100 4 14,600 The results of a simple regression analysis using ...

Math HELP!!
Chuck needs to cut a piece of cardboard for an art project at school. He has four pieces of cardboard that he can cut from: 6 inches, 5 inches, 7 inches, and 3 inches. If the length of the cardboard he needs is √35 inches, which piece of cardboard should he cut to create the...

physics
A 3 kg block is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. Find the values for the block just before it reaches ground level. (a) gravitational potential energy ----J (b) kinetic energy ----J (c) speed -----m/s (d) momentum ------kg·m/s

PLZ HELP HELP HELP
10.5/7-4/6 A.1/21*** B.1 C.1/42 D.1/14 11.-3 7/9 - 1 2/9 A.-2 5/9*** B.2 5/9 C.-5 D.4 5/9 12. 6 1/3 - 4 4/9 A.2 1/3 *** B.2 2/3 C.1 8/9 D.1 2/3 13. Kevin had 3/4 yard of string. He used 1/3 of the string for a school project. How many yards of string did he use for his project...

math
A tunnel, one-sided, with a 4m width is topped with two vertical walls of high diameter 2.5m. A 2.5 m wide truck must pass. what can be the maximum height of the truck?

English 2 please help
Please check these! The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m not...

piedad elementary school
Which of the given fractions is NOT equal to 1/3? a.) 100/300 b.) 10/30 c.) 3/10 d.) 2/6?

Ad.func
I just rlly don't have a clue how I should proceed with this question. A picture is hanging 3 meters high and is hanging so the bottom of the picture is 1 meter above you eye level. How far from the wall on which the picture is hanging should you stand so that the angle of ...

Math
3/4 of the students in a school were girls and the rest were boys. 2/3 of the girls and 1/2 of the boys attended the school carnival. How many students attended the carnival of 330 did attend.

Trigonometry
Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the high temperature of 95 degrees occurs at 3 PM and the average temperature for the day is 80 degrees. Find the temperature, to the nearest degree, at 8 AM

Physics
A ballistic pendulum is a device for measuring bullet speeds. One of the simplest versions consists of a block of wood hanging from two long cords. (Two cords are used so that the bottom face of the block remains parallel to the floor as the block swings upward.) A 0.013-kg ...

PLEASE CHECK OPERATIONS WITH FRACTIONS PART 2
10.5/7-4/6 A.1/21*** B.1 C.1/42 D.1/14 11.-3 7/9 - 1 2/9 A.-2 5/9*** B.2 5/9 C.-5 D.4 5/9 12. 6 1/3 - 4 4/9 A.2 1/3 *** B.2 2/3 C.1 8/9 D.1 2/3 13. Kevin had 3/4 yard of string. He used 1/3 of the string for a school project. How many yards of string did he use for his project...

math
Mr. Ali is buying birthday presents for his nephews: Fredy, Alex and Sam. Fredy wants school bag, Alex wants shoes and Sam Wants swimming pants. Mr Ali has decided to spend exactly the same amount of money on each of the boys. If the school bag is H84 each, the shoes are H35 ...

Maths
Debra's room is 4m long, 3.5 wide and 2m high. She wallpapers all 4 walls excluding a door which is 2m by 1m and a window which is 1m by 1m. If the wallpaper costs $3 per m square, how much cost of wallpapers?

Physics
Hello, I need some help with this physics problem. This was the only one I couldn't solve, and the teacher wouldn't help me because she wanted me to figure it out for myself, just like everyone else tried. (Although no one did) Here is the question: Type in imgur dot com slash...

Physics
2. The average atmospheric pressure at sea level is approximately 101 000 Pa. If the density of air at 0◦C is approximately 1.3 kg , how high does the atmosphere extend?

math
An elementary school is offering 3 language classes: one in Spanish, one in French, and one in German. These classes are open to any of the 93 students in the school. There are 35 in the Spanish class, 31 in the French class, and 22 in the German class. There are 12 students ...

Physics
An Olympic long jumper is capable of jumping 8.44m. Assuming his horizontal speed is 5.644m/s as he leaves the ground, how high does he go?

Physics
You throw a 5.5 g coin straight down at 4.0 m/s from a 25-m-high bridge. A) How much work does gravity do as the coin falls to the water below? B)What is the speed of the coin just as it hits the water?

Math
A professor at a school of Architecture designed an asymmetrical​ A-frame house pictured below. The included angle between sides AB and​ CB, which measure 30.96 ft and 17.78 ​ft, respectively, measures 67 degrees. Find the length of side AC.

math
A total of 600 tickets were sold for the school play. They were either adult tickets or student tickets. There were 50 fewer student tickets sold than adult tickets. How many adult tickets were sold?

Government
Labor group: Student labor union (I am in the labor group!) Employer group: Administration of school _____________________________________ Directions: negotiate the student/admin contract (Some of these points from a realistic standpoint I wouldn't agree with but for this ...

english
14. which quotation from nethergrave best conveys jeremys desire to escape the real world. a. "oh, i guess you mean those stories i make up online. You know about them?"*** b. "I played in a soccer tournament at school , and i kicked the winning goal." c. "Jeremy no longer ...

physics
Robin is standing terrified at the end of a diving board, which is high above the water. If Robin has a mass of 56 kg and is standing 1.5 m from the board's pivot point, what torque is Robin exerting on the board?

History
With which other reform leader did W.E.B. Dubois most agree about fighting social injustice? A:Booker T. Washington B:William Jennings Bryan C:Susan B. Anthony*** The Populist Party lost in large in part as a result of? A:Their refusal to endorse William Jennings Bryan B:Their...

Math
Every Wednesday is salad bar day at Ashley's school. The most popular ingredients are cherry tomatoes, cucumber slices, and shredded carrot. Last Wednesday, out of the 27 students in Ashley's class- 14 took carrot 13 took cucumber 16 took tomato 8 took cucumber and tomato 9 ...

Math
On a random day in the spring 88% of the students are present at school.If there are 528 students presents how many total students are enrolled?

Math
Use the circle graph to determine how many hours per day Becky spends on each activity. School=25% Eating=10% Sleep=40% Homework=10% Freetime=15% I think my answer would be 25/100=x/1 4 hours Can you please check my answer,Please help me I am a little lost.

Chemistry
Homework question? Colmanite [Ca2B6O11 * 5 H20] is a salt whose boron content gives glass high clarity. You are a buyer for an optical fiber manufacturer and want pure material. You have just received a Certificate of Analysis for a lot that is 12.8 +- 1.2% (i.e;11.6 to 14.0...

algebra
You are buying two kinds of notebooks for school. A three-ring notebook costs $6, and a spiral notebook costs $3. You must have at least five notebooks. The cost of the notebooks can be no more than $24. Which system of inequalities, along x>0 and y>0 would you use to ...

Math
Mrs. Bradley's store has 2 floors. The first floor is 20ft long, 15ft wide and 8ft high. The second floor is 12ft long, 15ft wide, and 8ft high. What is the volume oof Mrs. Bradley's store in cubic feet?

Statistics
Scores on the 1995 SAT verbal aptitude test among Kentucky high school seniors were normally distributed with an average of 420 and the SD of 80. Scores on the 1995 SAT quantitative aptitude test among Kentucky high school seniors were normally distributed with an average of ...

english 9
Read the conclusion about “The Beginnings of the Maasai,” and then answer the question. One purpose of “The Beginnings of the Maasai” is to explain the weather. Which excerpt best justifies this conclusion? The sky god is powerful, but can change from nurturing to ...

physics
3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an identical block (block B) is released next to the ramp so that it drops straight down the same 5 m. Find the values for each of the following for the ...

Chemistry
Silicon carbide (SiC) is made by reacting sand (Silicon dioxide, SiO2) with powdered carbon at high temperature. Carbon monoxide is also formed. What is the percent yield if 51.4kg of SiC is recovered from processing 100.0kg of sand? What mass (in kg) of carbon would be needed...

english
21. identify the appropriate punctuation for the underlined word or phrase In High School, I enjoyed reading (The Catcher in the Rye)<<underlined A. underlined B. italics c. quotation marks d. none 20. identify the appropriate punctuation for the underlined word or ...

Language Arts Help
Georgia O'Keeffe was one of the most famous painters of the twentieth century. At a time when a few women achieved great success as artists, she dazzled the world with her enormous canvases of brightly colored flowers and her rustic renderings of the Southwest desert. She was ...

math
if x is the set of pupils in a certain school and y is the set of pupils who play volleyball in this school.write y complementary in the distinctive method and shade by venn diagram

Physics
A rocket leaves the launch pad heading straight up with a constant acceleration of 60 m/s^2 \. its initial stage booster runs out in 25 seconds. How high is the rocket?

math
in class 2/3 of the learners do school sports.Of the learners who do sport ,3/5 play soccer.what fraction of the class plays soccer

6th grade math
The school cafeteria serves pizza every fourth school day and tacos every third day. How many school days will pizza and tacos be served on the same day?

Math
Cathy wakes up at 7:00 am each morning. She spends 1/10 hour making her bed, 1/5 hour eating breakfast, and 1/2 hour getting ready for school. How long does Cathy spend doing these things each morning?

LANGUAGE ARTS
(1) Everything I know about gardening I learned from my good friend Sandy. (2) When I first moved from Iowa to Georgia last May, I tried planting a vegetable garden right away. (3) As I happily weeded the ground I thought to myself, “My garden’s produce will be here in a ...

Math
Three blocks, each 15 cm thick, are stacked on top of a 1.2 m box. How many metres high is the stack?

Math
The daily temperature is decreasing at a rate of 2 degrees Fahrenheit T represent the daily high temperature now right then expression for the high temperature in five days the current at high temperatures need to address for hi-fi high temperature in five days check into you ...

Math
Gary walked 1 1/2 km to school, then 750 m to his job, then 1 km home. How many kilometres did he walk altogether?

Statistics
Assume a study of 500 randomly selected school bus routes revealed 480 arrived on time. Is it significant for a school bus to arrive late?

Economics
Below are my answers to the following multiple choice questions, please check and correct me if im wrong, thanks :) 1.Manufacturing high end products in Canada requires (Multiple Answers Allowed) Select one or more: a. Very focused customer strategy b. International marketing ...

math
 An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triangle is x. Another side is 10 more than four times the length of the bottom of the triangle. The last side is 3 more than the bottom of the ...

math
4. Thomas is at a store buying school clothes. T-shirts are on sale for $13 each and jeans are on sale for $18 each. a) Write an equation that represents the total cost for x T-shirts and y pairs of jeans. I need help with a.. b) Thomas bought six T-shirts and his total bill ...

Math 7 grade
The photographer wants to display her photograph in her studio A wall in her studio is 10 ft wide .She wants each picture to be 3 feet apart .If she displays photographs that are 4"wide by 6" high . How many photographs can she display side by side on her wall

Math *corrected myself*
he table shows the population of a school for the years 1992-2008. Year: 1992, 1994 1996, 1998, 2000, 2002, 2004, 2006, 2008 Population: 628, 656, 692,751, 793, 840 ,868, 902, 940 Which is the best prediction for the population in 2012? 1500 1100< or 1500 1175 2010

Math
The table shows the population of a school for the years 1992-2008. Year: 1992, 1994 1996, 1998, 2000, 2002, 2004, 2006, 2008 Population: 628, 656, 692,751, 793, 840 ,868, 902, 940 Which is the best prediction for the population in 2012? 1000 1100 <--- or 1000? 1150 2010

chemistry
A 45-kg person drinks 390. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 17% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake? [Hint: The work done in ascending is given by ...

Calvary School
9 yards 12 inches divided by 4

Math
A rectangular school banner has a length of 36 inches and a width of 52 inches. A sign is made that is similar to the school banner and has a length of 22 inches. What is the ratio of the area of the school banner to the area of the sign? What is the ratio of the areas?

Algebra
In a rectangular room 10 feet wide 40 feet long and 50 feet high there are four Windows each 30 inch by 48 inches what is the ratio of Windows Surface 2 floor area in this room?

Science
For many years it was believed by geologists that the location of the continents was fixed.These scientists believed that the locations of the continents was determined many billions of years ago,as the young Earth cooled down from its original state as a ball of molten lava....

Math
A rectangular school banner has a length of 36 inches and a width of 52 inches. A sign is made that is similar to the school banner and has a length of 22 inches. What is the ratio of the area of the school banner to the area of the sign? What is the ratio of the areas? I ...

Check my answers
1. Why was capturing Quebec so important to the British during the French and Indian War? (1 point) By gaining control of Quebec, the British could increase financial and military support from the colonists. By gaining control of Quebec, the British would disrupt French ...

History
the georgia constitution of 1777 stated that each county in georgia should have a school paid for with_____. slave labor federal government funds state government funds*** tobacco taxes

history
1. Why was capturing Quebec so important to the British during the French and Indian War? (1 point) By gaining control of Quebec, the British could increase financial and military support from the colonists. By gaining control of Quebec, the British would disrupt French ...

SOCIAL STUDIES (CHECK answer)
18, How would Clays American System with high tariffs on imported goods have benefited the west and south? He expected that money from tariffs would be used to help farmers ship their goods to the north He expected that Northerners would use their profits to buy farmed goods ...

SOCIAL STUDIES (CHECK answer) please
Which of the following statements can be inferred about the effect of the lousiania purcchase would have on the United States? A) because of the high cost is the purchase the US would struggle even more with public debt B) because of the treaty the French could no longer pose ...

Math
A 14 FOOT LADDER IS LEANING AHAINST A BUILDING WITH THE BASE OF THE LADDDER 5 FEET FROK THE BUILDING HOW HIGH UP ON THE BUILDING WILL THE TOP OF THR LADDEE REACH?

English
1. I know why she was late. 2. I wonder why she was late for school. 3. I doubt why she came back home late. 4. He told me how he got there. 5. He asked me why I didn't study. 6. He showed me how to get to the station. ------------------------ Are they all grammatical? Are ...

MATH
Two poles are 24 metres and 30 metres high and 20 metres apart. A slack wire joins the tops of the poles and is 32 metres long. A cable car is moving along the wire at 5 metres per second away from the shorter pole. When the car is 12 metres horizontally from the shorter pole...

Language Arts
Which of the following correctly revises the the sentence so that it is entirely in the active voice? A. It has been decided by the school that the regular teacher should not evaluate the class; instead, the assessment should be performed by a visiting scholar. B. The school ...

physics
A 63 kg child descends a slide 7.6 m high and reaches the bottom with a speed of 3.20 m/s. How much thermal energy (in joules) due to friction was generated in this process?

Spanish
1. What does "Yo necesito la carpeta de argollas" mean in Spanish? A. You need a calculator. B. I need the three-ring binder. **** C. You need to take science class. D. I need a dictionary 2. What country was Diego Rivera from? A. Cuba B. Puerto Rico C. México **** D. España...

math
A dairy farmer wants to mix a 20% protein supplement and a standard 10% protein ration to make 1200 pounds of a high-grade 15% protein ration. How many pounds of each should he use?

Physics
A girl jumps off a platform with a horizontal velocity of 2.06 m/s and lands in the water 1.3 s later. Gravity is 9.8m/s^2. How high is the platform.

Ela
1) tank 50 deep 2)discharge pump will empty tank at 250 gallons per minit 3)tank will at 100 gallons per minit 4)2-floats will contor (m1) to fill tank set at 25feet 42feet 5)a float is set at 10feet for shut off for discharge pump 6)install pressure switch to prevent ...

Geology
Which of the following pieces of evidence supports the plate tectonic theory? A. Ocean-floor sediments are oldest at the ridge crest. B. The stripe patterns of high- and low-intensity magnetism are mirror images on both sides of an oceanic ridge. C. Ocean-floor sediments are ...

Science
How high can a crane lift a 500 kg object using 20 000 Joules of energy

Physics
pressure is force per area in a high wind the increased pressure inside of a skyscraper can be up to 29 lbs/ft2. calculate the wind load in pounds on the windward side of a 150 ft wide, 850 ft tall building. How much is this in newtons?

physics
A stone is thrown vertically upward with a velocity of 58 ft./sec. A.) How high will it rise? B.) How soon will it reach the ground again? C.) What is its velocity half-way up?

Math
In a school there are 7 girls to every 5 boys.If there are 120 more girls than boys.How many pupils are there in tge school?

Math
There are 50 pupils in wesleys year group at school three tenths of them don't like PE lessons the rest do how many pupils in wesleys year like PE lessons

Percentage
On a rainy day,out of 150 students in a school 25 were absent.find the percentage of students absent from the school? What percentage of students are percentage?

math
Two poles are 24 metres and 30 metres high and 20 metres apart. A slack wire joins the tops of the poles and is 32 metres long. A cable car is moving along the wire at 5 metres per second away from the shorter pole. When the car is 12 metres horizontally from the shorter pole...

math
A light is at the top of a pole 80 feet high. A ball is dropped at the same height from a point 20 feet away from the light. A wall 80 feet high, 60 feet away from the light is built. Assuming the ball falls according to the Newtonian Law 2 s=16(t^2) where s is the distance ...

true
A mango fruit drops to the group from the top of it's tree which is 5m high. How long does it take to reach the ground. Note G Is equal to 10m-2

math
There are 42 student in a class 3/4 of the boys and 2/3 of the girls travel to school by bus. The total number of boys and girls who come to school by bus is 30. How many boys are there in the class?

Algebra
A Theatrical Play On the first night of the school play, the Drama Club sells 44 student tickets and 55 adult tickets and they take in a total of $416.02. On the second night, they sell 75 student tickets and 37 adult tickets and take in a total of $306.20.

English
My answers are *** 10.   The author of “My Brother’s Keeper” emphasizes Jamie’s conflict by  (1 point) A. describing the car accident in detail. B. detailing Jamie’s physical appearance and good grades. C. flashing back to earlier events with his brother Ted.*** ...

math
60% of the students in a school are boys. 70% of the boys and 40% of the girls wear glasses, how many students are there in the school?

Math
1) A television tower is 160 feet high and an observer is 120 feet from the base of the tower. Find, to the nearest degree, the angle of elevation of the top of the tower from the point of observation. 2) A vertical pole 22 meters tall casts a shadow 16 meters long on level ...

math
There was a total of $548 collected for tickets to the school play. The adult tickets cost $6, and the student tickets cost $4. If 12 more student tickets were sold than adult tickets, find the numbers of adult and student tickets sold.

Spanish
which word fits the sentance best A horse is called a ______________. A frog is called a ______________. A school is called a _____________. A kangaroo is called a _____________.

Math
This is a demonstration for my friends at school.

physics
On her trip from home to school, Karla drives along three streets after exiting the driveway. She drives 1.85 miles south, 2.43 miles east and 0.35 miles north. Determine the magnitude of Karla's resultant displacement. explanation on answer please

connections Academy sucks
Hi, whoever reads this. I did a portfolio on Peter Fransico. I was supposed to do a slide about his life. That's what I did. The next day I go to a live lesson, she says I was supposed to 5 other things. That one thing took me 1 hour, and I'm supposed to do 6 lessons a day, ...

Basic math
A ladder 10 feet long leans against a building the base of the ladder is 6 feet how high is the paint where the ladder touches the building

Math
The carrying compartment on peggy moving van measures 6 feet high by 6 feet wide by 10 feet long. How many boxes each 1 cubic foot in volume can be packed into this cargo place?

environmental science
1. which of the below is an example of high-quality matter found near the earth's surface? a. natural gas b. mine tailings c. bauxite (al ore) d. recyclable materials in a landfill e. nitrogen gas in the atmosphere

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