Saturday
January 31, 2015

Homework Help: High School

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math
At a school prize giving day the number of men was half of women. The number of children was three times that of women. The number of women who attended was 3x. What was the sum of the men and children?
Monday, January 12, 2015 at 9:05pm

Do newspapers, magazines, television, radio, movie
Im not sure what directing to go for this essay, i have changed it 3 times. can someone tell me if this would be correct? The answer is media doesn't decide what is important, The creators put out there what they think will catch peoples eyes, boring doesn't sell. Most...
Monday, January 12, 2015 at 8:55pm

math
A school band is having a fundraiser. Band members will sell coupon books for $10 each. The band earns $12.50 for every 5 coupon books that are sold. a. After the first week, the band members had sold 105 coupon books. How much money did the band members earn from the 105 ...
Monday, January 12, 2015 at 7:56pm

Math
A school band is having a fundraiser. Band members will sell coupon books for $10 each. The band earns $12.50 for every 5 coupon books that are sold. a. After the first week, the band members had sold 105 coupon books. How much money did the band members earn from the 105 ...
Monday, January 12, 2015 at 7:21pm

physics
While you are in detention after school, your teacher tells you to slide a large, 89.7 kilogram box across the floor. The coefficient of static friction (ìstatic) between the box and the floor is 0.50. Compute the force parallel to the ground (F parallel)required to ...
Monday, January 12, 2015 at 6:20pm

Math
Brenda's School is selling tickets to a spring musical. On the first day of ticket sales the school sold 3 senior citizen tickets and 9 child tickets for a total of $75. The school took in $67 on the second day by selling 8 senior citizen tickets and 5 child tickets Set up...
Monday, January 12, 2015 at 5:33pm

AP Physics
A dart gun vertically launches a 25g dart 50 cm high. Determine the minimum energy stored in the spring when the dart gun was loaded. What would the qualitative bar graph and energy flow diagrams look like?
Monday, January 12, 2015 at 4:02pm

trigo
two points A and B are 562 meter apart on a level stretch of road leading to a hill . the angle of elevation from A is 26degree 30minutes, and angle of elevation from B is 36degee 40minutes. how high is the hill ?
Monday, January 12, 2015 at 8:58am

physics
1. While strolling along on unknown planet, an astronaut decides to throw a hammer and a feather upwards at 5.0 m/s. They both return to the point of release in 3.0 s. What is the acceleration due to gravity on Planet X. 2. Marii jumps straight upward at 15.0 m/s. How high is ...
Monday, January 12, 2015 at 5:21am

Chemistry
An EDTA solution is standardised against high-purity CaCO3 by dissolving 0.4835 g CaCO3 in HCl, adjusting the pH to 10 with ammoniacal buffer and titrated with an EDTA solution. If 35.18ml were required for the titration, what was the molarity of the EDTA solution? Step 1. ...
Sunday, January 11, 2015 at 10:46pm

Biology
I need to plan a lesson on 'Human Migration' to teach the class. This topic is from B3 GCSE. These are the learning points: ALL: Demonstrate an understanding of the impact of climate change of human behaviour, including: a- The effect of the Ice Age b- Human migration ...
Sunday, January 11, 2015 at 5:04pm

ratio
Jake sold 36 tickets to the school fair, and Jeanne sold 15 tickets. What is the ratio, in simplest form, of the number of tickets Jeanne sold to the number of tickets Jake sold ?
Saturday, January 10, 2015 at 5:38pm

probability
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Saturday, January 10, 2015 at 5:31pm

constitution
Which of the following is NOT a constraint on federal judicial power? A. Lifetime appointment B. Presidential nomination C. Impeachment for high crimes and misdemeanors D. Congressional control of judicial jurisdiction is it A
Saturday, January 10, 2015 at 1:17pm

statistic and probability
There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
Saturday, January 10, 2015 at 10:14am

Social Studies
Can you give me a few comparisons and contractions of the below paragraphs? You don't need to make a paragraph, just list a couple of comparisons and contractions and I will write it into a paragraph and also add extra words on my own. The next time you are washing your ...
Saturday, January 10, 2015 at 6:02am

U.S History
1. Which of these was a precedent that George Washington set? (5 points) a)constitutional amendment process b)formal presidential dinners c)singing of the national anthem d)use of a presidential cabinet 2. "The time for the new election of a citizen to be president of the...
Friday, January 9, 2015 at 5:56pm

math
Blake sold 52 tickets to the school play, and Jane sold 8 tickets. What is the ratio , in simplest form, of the number of tickets Jane sold to the number of tickets Blake sold? A)4/27 B)2/13 C)13/2 D)52/8 My answer is A. is that right? thanks.
Friday, January 9, 2015 at 4:15pm

Algebra
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Friday, January 9, 2015 at 11:36am

ap chemistry
what would have happened to the calculated molar mass if some benzoic acid was spilled before adding it to the lauric acid? also, what would have happened to the calculated molar mass if the thermometer used actually read 1.4C too high I NEED HELP PLEASE THANKS
Thursday, January 8, 2015 at 11:51pm

Algebra
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Thursday, January 8, 2015 at 7:59pm

General Chemistry Project Ideas?
Hi I'm a high school science teacher and I teach General Chemistry when we learn how chemistry relates to our everyday lives. Right now were learning about some common compounds. I need projects ideas regarding some common compounds relating to their everyday lives.
Thursday, January 8, 2015 at 4:09pm

physics
A person at the roof of a high building has projected a ball at velocity 50m/s given that the acceleration due to gravity = 10 the displacement and velocity when : The ball has been protected upwards with angle 30 to the horizontal. And when the ball been projected ...
Thursday, January 8, 2015 at 7:24am

Math 10 aw
george is in a hot air balloon that is 125 metres high. the angle of elevation from a house below, to the balloon is 18 degrees. how far is george from the house
Wednesday, January 7, 2015 at 10:10pm

mah
holly spend 7 and 3/5 hours in school each day. her lunch period is 1/2 hour long, and she spends a total of 7/10 hour switching rooms between classes.the rest of her day is spent in 6 classes that are all same length. how long is each class?
Wednesday, January 7, 2015 at 6:26pm

mah
holly spend 7 and 3/5 hours in school each day. her lunch period is 1/2 hour long, and she spends a total of 7/10 hour switching rooms between classes.the rest of her day is spent in 6 classes that are all same length. how long is each class?
Wednesday, January 7, 2015 at 6:07pm

betty queen international school
using kinetic theory,why a baloon kept warm in water?
Wednesday, January 7, 2015 at 12:16pm

math
You plan to construct a brick wall measuring 14.5 ft. in length, 5.5 ft. high, and 0.5 ft. in width. If a brick measures 6 in. x 4 in. x 2 in., how many bricks will you need? (Remember to round up.)
Tuesday, January 6, 2015 at 10:16pm

physics
A rifle bullet is fired at an angle of 28.3° below the horizontal with an initial velocity of 177 m/s from the top of a cliff 52.2 m high. How far from the base of the cliff does it strike the level ground below?
Tuesday, January 6, 2015 at 9:21pm

business communication
Starting in September, your company plans to increase the monthly fees it charges to its clients. You are drafting a letter to mail to your clients to inform them of this increase, and hopefully to persuade them to keep their business with you. In analyzing your audience you ...
Tuesday, January 6, 2015 at 9:13pm

business communication
You have completed a research project and have come up with some interesting and persuasive content. Although your ideas are spot-on, the format of your final report is difficult to read and a little confusing. This __________. A. is problematic, as it will undermine your ...
Tuesday, January 6, 2015 at 8:58pm

math
there was 112 seats in the school auditorium.there are 7 rows of seats in each row. there are 70 people seated, filling up full rows of seats. how many seats are empty?
Tuesday, January 6, 2015 at 8:50pm

Physics
a rectangular box of negligible mass measures 5m long,1m wide and 0.5m high. How many kilograms of mass can be loaded into the box before it will sink in a freshwater lake?
Tuesday, January 6, 2015 at 7:46pm

Math
A school is printing t-shirts for students. They have 2 different prices. Company A says they will print 16 t-shirts for $40. Company B will print 84 t-shirts for $140. Which is a better price? Please prove your answer.
Tuesday, January 6, 2015 at 5:24pm

science
3 examples of objects of high kinetic and 3 examples of low kinetic
Tuesday, January 6, 2015 at 4:55pm

Math
The cubes show how many students rode the bus to school today How many students rode the bus to school? A 14 B 15 C 16 D 17 Three rows of five blocks and 1 row with only two blocks
Tuesday, January 6, 2015 at 4:49pm

Math
The cubes show how many students rode the bus to school today How many students rode the bus to school
Tuesday, January 6, 2015 at 4:33pm

Physics
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 18.0 m. Next, the student stands at the edge of the pool and uses a ...
Monday, January 5, 2015 at 11:44pm

math
They are five apple slices in each school lunch. If 35 students buy a school lunch, hoe many apple slices are there ? Write an equation for this problem.
Monday, January 5, 2015 at 11:39pm

Math
the current temperature is - 7 degrees Celsius. The high temperature yesterday with as many degrees above 0 degrees Celsius as the current temperature is below zero degrees Celsius. Which expression can be used to find the number of degrees between the current temperature and ...
Monday, January 5, 2015 at 12:15pm

algebra
the area of a rectangle with base b and height h is bh. A rectangle sports goal is 9 ft wide and 8 ft high. Find the area of the opening
Monday, January 5, 2015 at 7:48am

History
1. How is the Seven Years War related to the French and indian war? A- The French and Indian War directly caused the Seven Year's War B-; The French and Indian War was part of the Seven Year's War C- The Seven Years' War was more of a land war than the French and ...
Sunday, January 4, 2015 at 7:39pm

Pre-Calc
A ferris wheel is 63 feet tall when it reaches its highest point at 8 seconds. At the bottom of the ride, you are 3 feet off the ground. So how high off the ground will you be 5 seconds after the ride starts? Write a function f so that f(t) will equal how high in feet you will...
Sunday, January 4, 2015 at 7:15pm

math-algebra HELP!!!!
1) A gym charges a one-time sign-up fee and then a regular monthly fee. The cost of a membership as a function of the number of months as a member is shown for 2010 and 2011 on the graph. a. What characteristics of the graph represent the sign-up fee and the monthly fee? What ...
Sunday, January 4, 2015 at 1:24pm

Math
Kevin had 3/4 yd of string. He used 1/3 of it on a school project. How much string did he use? A.5/12 yd B.1/3 yd C.7/12 yd D.1/4 yd (numbers are all fractions)
Sunday, January 4, 2015 at 11:59am

chemistry
So I did a titration lab at school with NaOH and HCl. i have to find: - volume used, NaOH - Moles of NaOH - Moles of HCl -Volume used unknown HCl - Molarity of HCl solution My concentration of NaOH stock solution was 0.100 mol/lL Final buret reading, NaOH: 14.20 ml Initial ...
Sunday, January 4, 2015 at 10:42am

english
What does don't let me hit the ground means? it's part of the verse in the song i chose to present in school please just give me an idea on what those words mean
Sunday, January 4, 2015 at 6:15am

physics
An object is thrown up from the top of building 50 m high. it rises to a maximum height of 20 m above the roof.? a) when does it land on the ground b) at what velocity does it land? c) what is its velocity 15m below the roof?
Saturday, January 3, 2015 at 4:43am

Physics
A place kicker must kick a football from a point 33.0 m (about 36 yd) from the goal. As a result of the kick, the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 20.0 m/s at an angle of 48◦ to the horizontal. To...
Friday, January 2, 2015 at 3:51pm

physics
A ball is thrown horizontally from the top of a building 43.4 m high. The ball strikes the ground at a point 57.3 m from the base of the building. The acceleration of gravity is 9.8 m/s^2. a. Find the time the ball is in motion. Answer in units of s. b. Find the initial ...
Friday, January 2, 2015 at 2:09pm

Check Answers?
Question 1 of 5 The yellow fog that rubs its back upon the window-panes, The yellow smoke that rubs its muzzle on the window-panes, Licked its tongue into the corners of the evening, Lingered upon the pools that stand in drains, Let fall upon its back the soot that falls from...
Friday, January 2, 2015 at 1:49pm

Statistic
There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
Friday, January 2, 2015 at 8:34am

mrr high school
Find the power of human heart ,which beats72 times per minute , if it does 1.5J of work every beat.
Friday, January 2, 2015 at 6:46am

History
After you have read the following, write a short essay comparing and contrasting life in the Middle Ages to today. Is there anything that was better about life then? The next time you are washing your hands and complain because the water temperature isn't just how you like...
Thursday, January 1, 2015 at 6:40am

Drug Bioavilability (Pharm.)
Assess with explanation the bioavailability by oral route of the following drugs with the specified properties. Also suggest ways to achieve the therapeutic concentration if the bioavailability is not favorable. (Note: change of route of administration should be considered as ...
Wednesday, December 31, 2014 at 9:03pm

physics
to view full image of an object 160 cm high, the minimum size of the plane mirror required is?
Wednesday, December 31, 2014 at 7:34pm

Math
A building was 210 ft high and a guy was 8 ft from the top and let down a wire that is .44 radians (degrees) to the ground... How long is the wire?
Tuesday, December 30, 2014 at 4:35pm

physics
a rock is dropped from a high brige.at the end of 3 seconds of free fall the speed of the rock is:[in centimeters per second,g=10 m/second square]
Tuesday, December 30, 2014 at 11:01am

General Chemistry!!!!
Hi I'm a high school teacher. I teach General Chemistry. I'm looking for a textbook for my student. In this course we learn the basics of chemistry and how it relates to our everyday lives/world.
Monday, December 29, 2014 at 12:20pm

math
overnight the low temperature dropped to -6 degrees Fahrenheit. If the high temperature during the day was 11 degrees Fahrenheit, what was the difference between the high and low temperatures? Please help, thank you so much!
Friday, December 26, 2014 at 4:05pm

university bahrain
Q4. Many organizations find themselves in the apparently contradictory position of having high levels of financial investment in inventory, but at the same time frequently running out of stock of important components and materials.
Thursday, December 25, 2014 at 2:09am

english
Arrange the sentences logically. a. One day last week, I went next door to take some pictures of Coke and her newborn puppies. b. Only later did I learn that all animals are very protective of their young. c. Photographing pets can sometimes be a dangerous and expensive hobby...
Thursday, December 25, 2014 at 1:31am

english
Arrange the sentences logically. a. One day last week, I went next door to take some pictures of Coke and her newborn puppies. b. Only later did I learn that all animals are very protective of their young. c. Photographing pets can sometimes be a dangerous and expensive hobby...
Tuesday, December 23, 2014 at 6:05am

6th grade Math
What two expressions could be used to represent the cost of a speeding ticket on (1) streets and highways and (2) in construction and school zones?
Monday, December 22, 2014 at 4:31pm

Physics
A bullet is fired vertically upward with an initial velocity of 98m/s from the top of a building 100m high, find a) the maximum height reached above the ground b) the total time before reaching the ground. C) the velocity on landing.
Monday, December 22, 2014 at 12:36am

physics
A ball is thrown vertically up from the edge of a 150 m building with a veloicty of 10m/s. (A) how high did the ball rise? (b) how much time did it take fort he ball to reach this height ? (C) what is the velocity oft he ball as it strikest he ground ? (D) how long does it ...
Sunday, December 21, 2014 at 2:34pm

Science
If 1 J of energy is applied to lift an object of 500 kg how high will it rise?
Sunday, December 21, 2014 at 10:32am

physics please help
A hoodlum throws a rock straight down from the roof of a building 109m high. If it takes 2.40s to hit the ground below, with what initial speed was the rock thrown? Please show all work
Saturday, December 20, 2014 at 12:04pm

math
At a local high school,560 out of 1060 students voted to support a community fund drive. What percent of the students did not support the fund drive? 47% is this the correct answer?
Friday, December 19, 2014 at 3:42pm

math
One day,20% of the 950 students at West Junior High were absent. How many students were absent? Is this right? 20/100 950/5 equals 190
Friday, December 19, 2014 at 9:28am

creative writing
This morning while I was running, shoes smacking the pavement, Venus bright above the spine of the Bear Mountains, and my thoughts pinned to the day ahead, the meetings, the deadlines, the writing I would not do, a deer was hit by a car. It flew in front of me, disrupting the ...
Friday, December 19, 2014 at 9:12am

math
I'm trying to help my son with his homework and I have been out of school for some time...the question is: The floor of the recreation room at the YMCA is triangular with a base of 20 meters and a height of 13 meters. The YMCA wants to install carpeting that costs $30 per ...
Thursday, December 18, 2014 at 11:07am

Medical Administrative Assistant
I need help adding some stuff to this exam please help Exam 028005 It has come to my attention after a conversation with a DMD Medical Supplies representative that some of our work for them has been subpar. Knowing we are a customer driven company I did some investigation of ...
Thursday, December 18, 2014 at 9:12am

physics
An arrow is shot at an angle 39◦ with the horizontal. It has a velocity of 54 m/s. How high will the arrow go? The acceleration of gravity is 9.8 m/s^2. Answer in units of m
Wednesday, December 17, 2014 at 8:34pm

Phyiscs
An autographed baseball rolls off a 0.5m high desk and strikes the floor 0.4m away . How fast was the ball traveling when it hit ?
Wednesday, December 17, 2014 at 7:28pm

maths literacy geog business studies bio English a
What can I study after school with the following subjects maths literacy business studies bio English lo Afrikaans geog
Wednesday, December 17, 2014 at 3:01pm

Math
Another question. The floor of Raj's classroom has an area of 525 feet. The room is 12 feet high. What is the volume of Raj's classroom? I had got 6300. Is this correct? I had used the formula V = B x H.
Tuesday, December 16, 2014 at 9:33pm

Math
I want to check this. I had used formulas V = B x H and I x w x h to solve these What is the volume of the box that is 14 inches long, 7 inches wide and 10 inches high? I got 980. Am I right?
Tuesday, December 16, 2014 at 9:28pm

Chemistry
Why are metals malleable? A. Because they reflect incoming photons B. Because they are made of atoms that have tightly held electrons C. Because of their structure and uniform bonding in all directions D. Because their lattice energy is very high I think the answer is c but I ...
Tuesday, December 16, 2014 at 8:53pm

physics
A soccer ball is kicked with an initial horizontal velocity of 16.5 m/s from a 92 meter high cliff. Determine the time it took the ball to reach the ground and how far the ball got from the edge of the cliff.
Tuesday, December 16, 2014 at 8:16pm

Physics
1.) A tennis ball (mass = 57 grams) is held directly above a basketball (mass = 624 grams)that is held 4.7 meters off the ground. Both are dropped simultaneously. Assuming an elastic collision, how high above the ground does the tennis ball reach after bouncing? (Note that the...
Tuesday, December 16, 2014 at 8:13pm

History
What Physical Feature of the New World's Coastline greatly attracted European Colonits A.Offshore islands B.Fertile soil along high moutain cliffs C.Natural harbors along the Atlantic Coast D.Large lakes along the coastline D?
Tuesday, December 16, 2014 at 6:38pm

History
What physical feature especially attracted European colonists? A.Many offshore islands B.Fertile soil along high mountain cliffs C.Natural harbors along Atlantic Ocean D.Large lakes located along the coastline
Tuesday, December 16, 2014 at 6:15pm

math
There are 120 students involved in the school play. If 72 of the students are girls, what percent are girls
Tuesday, December 16, 2014 at 3:39pm

maht
The 2002 yearbook at Middleton Middle School had 236 candid (fun pictures, not planned) pictures of students. The 2001 yearbook had 214 candid pictures of students. To the nearest tenth, what was the percent of change in the number of candid student pictures?
Tuesday, December 16, 2014 at 8:49am

Life Span Development
Question 1 1-The quality of a children’s attachments has been found to affect a-what children expect social interactions to be like. b-whether children remember positive or negative aspects of events better. c-children’s concepts of themselves. d-all of the above. (I...
Tuesday, December 16, 2014 at 12:12am

History 2
the public school system in georgia was the result of laws passed during A. World War 1 B. The Civil War C. Reconstruction **** D. Antebellum
Monday, December 15, 2014 at 12:03pm

Sixth Grade Math
A teacher tells 6 students the title of the next school play. Those 6 students each tell the title to 6 students. Then those additional students each tell the title to 6 students. How many students have been told the title of the next play? Answer: 6^3 = 216 Is my answer correct?
Sunday, December 14, 2014 at 8:50pm

Math
Wooden blocks are stacked to form a cube 3 block wide, 3 block long, and 3 block high. How many blocks are used? 27 blocks are used
Sunday, December 14, 2014 at 3:57pm

Math
A teacher tells 6 students the title of the next school play. Those 6 students each tell the title to 6 students. Then those additional students each tell the title to 6 students. How many students have been told the title of the next play? Answer: 6^3 = 216
Sunday, December 14, 2014 at 3:05pm

Science
Can someone actually help me with this...? Instead of telling me to use my books... (My school does NOT give us books.!) How is incomplete dominance different than dominance? Explain why incomplete dominance only occurs in this genotype?
Sunday, December 14, 2014 at 11:04am

program eval
If I were doing an evaluation of an existing after-school program where involvement was voluntary, would I do a quasi-experimental design or experimental design? I'm thinking quasi-experimental as I would randomly select from those who are enrolled in the program.
Saturday, December 13, 2014 at 11:01pm

Math
A fence 12ft high runs parallel to a tall building at a distance of 2ft from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
Saturday, December 13, 2014 at 6:44pm

math
A rectangular tank of 5 m long,4 m wide and 5 m high is filled with water to a depth 3 m. If a robot of volume 20 cubic metre is added to the tank, how much will the water level rise?
Saturday, December 13, 2014 at 5:54am

Physics/Calc
A ball is thrown vertically upward from a cliff with a speed of 20 ft/sec. The ball hits the ground at 140 ft/sec. How high is the cliff? v'+-32
Friday, December 12, 2014 at 3:33am

Physics/Calc
A ball is thrown vertically upward from a cliff with a speed of 20 ft/sec. The ball hits the ground at 140 ft/sec. How high is the cliff? v'+-32
Friday, December 12, 2014 at 2:15am

Physics- Is my work right?
A ball moving at +3.0 m/s along a table rolls off a table and lands on the ground 2.0 m away. How high was the table? h = 9.8 × (2/3)² / 2 = 2.2 m
Thursday, December 11, 2014 at 7:54pm

Math
Sandy is buying t-shirts for her school's club. Company A charges 5.80 per shirt with no set up fee. Company B charges 5.75 per shirt plus a $35 set up fee
Thursday, December 11, 2014 at 7:02pm

Finance
Your great aunt Mary passed away and left you and inheritance of $5,000.00. Since you don't have a need for the money in the near future, which of the following would be the best place to put the $5,000.00? a) a savings account earning 1% interest b) a checking account c) ...
Thursday, December 11, 2014 at 3:07pm

Middle School Math
My home work problem is 3g+5=17 my answer is -20. A I correct.
Thursday, December 11, 2014 at 2:31pm

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