Sunday
October 26, 2014

# Homework Help: High School

Physics
A cannon ball is fired horizontally with velocity of 15m from the top of a cliff 90m high.after how many seconds will it hit the foot of the cliff(a)time (b)at what distance from the foot of the cliff will it strike.
Saturday, October 25, 2014 at 11:18pm

phy111
A monkey in a perch 20 m high in a tree drops a coconut above the head of a zoo keeper as he runs with a speed 1.5 m/s beneath the tree actually intending to hit the toes of the zoo keeper, how early in seconds should the coconut be dropped by the monkey
Saturday, October 25, 2014 at 6:54pm

Calculus (math)
A conical water tank with vertex down has a radius of 12 feet at the top and is 23 feet high. If water flows into the tank at a rate of 20 {\rm ft}^3{\rm /min}, how fast is the depth of the water increasing when the water is 12 feet deep?
Saturday, October 25, 2014 at 6:31pm

Theories and issues in working with school-age chi
Erik Erikson uses what mechanism to describe the stages in his psychosocial theory? A. Growth charts B. Problems C. Conflicts D. Levels
Saturday, October 25, 2014 at 4:40pm

Math
Jamal lives 8 blocks from school. Bethany lives 3 times as far from school as Jamal . Michael lives 4 times as far as Jamal and Bethany combined . Write a number sentence that compares how far from school Bethany lives to how far from school Michael lives. Q2/ if you multiply ...
Saturday, October 25, 2014 at 6:24am

theory of interest
1.Two investments are made at the same time. The first consists of investing 1550 dollars at a nominal rate of interest of 7.9 percent convertible semiannually. The second consists of investing 1450 dollars at a nominal rate of interest of 7.9 percent convertible daily. How ...
Saturday, October 25, 2014 at 12:55am

Theories and issues in working with school-age chi
According to Maslow's hierarchy of needs, trying to earn respect, approval, and success are part of which level of the pyramid? A. Safety needs B. Survival needs C. Esteem needs D. Physiological needs C.
Friday, October 24, 2014 at 10:53pm

Theories and issues in working with school-age chi
Voters have been historically unwilling to underwrite a school-age child care system because A. recently immigrated families had more extended support and could take care of their children themselves. B. they believed that child care was the responsibility of families. C. they...
Friday, October 24, 2014 at 10:07pm

Theories and issues in working with school-age chi
_______ proposed that much of a child's learning comes from modeling the behavior of others. A. Howard Gardner B. Jean Piaget C. Albert Bandura D. Robert Havighurst B.
Friday, October 24, 2014 at 10:00pm

Theories and issues in working with school-age chi
To create effective and attractive programs for children, most activities should be A. focused on academic learning. B. self-selected. C. traditional games. D. similar to those experienced during the school day. A.
Friday, October 24, 2014 at 9:53pm

Physics
If you are at the top of a toboggan run that is 44.3 m high, how fast will you be going at the bottom, provided you can ignore friction between the sled and the track?
Friday, October 24, 2014 at 8:21pm

math Help!!!!!!
What is the distance between Nicholas's school and the post office? Nicholas's school is in quadrant 1 and is on 3,2 Nicholas's post office is in quadrant 3 and is on -2,-2 A. 6.4 B. 5.2 C. 3.6 D. 3.0 Is the answer C? Thanks
Friday, October 24, 2014 at 5:54pm

Theories and issues in working with school-age chi
According to the National Center for Educational Statistics, which of the following is a false statement? A. Boys are more likely than girls to fail or drop out of school. B. When it comes to grades and homework, boys outperform girls in elementary, secondary, high school, ...
Friday, October 24, 2014 at 4:00pm

Math Trig
A kite flier wondered how high her kite was flying. She used a protractor to measure an angle of 40 degrees from level ground to the kite string. If she used a full 120-yard spool of string, how high, in feet, was the kite? (Disregard the string sag and the height of the ...
Friday, October 24, 2014 at 1:55pm

Algebra
You have been hired by a cell phone company to create two rate plans for customers, one that benefits customers with high usage. The cell phone rates may compare usage of minutes or usage of text messaging. At 500 minutes or 200 text messages, both plans should be within $5 of... Friday, October 24, 2014 at 12:41pm pyhsics A man drops a rock off the side of a cliff, and hears it hit the bottom 2.8 seconds later. If the average speed of sound is 335 m/s, how high is the cliff? I have been able to figure out this much, but I don't know how to solve the problem with the data that I have been ... Friday, October 24, 2014 at 11:26am English @ words : 1- curtail 2- devastate 3- digress 4- incentive 5- incorporate 6- indispensable 7- intermittent 8- rigor 9- squander 10-succumb Linda never had to work hard to make good grades in high school. But in college, where the ___(8)___ of course work were greater, she soon ... Thursday, October 23, 2014 at 11:31pm Statics You have 1kg of aluminum (E=69GPa) to make a cylindrical tube with a high Euler buckling load. The tube must have a length L of 0.5m. You can either make a solid tube, or a thin walled tube with a wall thickness, t=0.5cm. The density of aluminum is 2700kg/m3. The tubes are pin... Thursday, October 23, 2014 at 10:04pm Physics. A toy car runs off the edge of a horizontal table that is 1.21 m high. The car lands 1.39 m away from the edge of the table How fast was the car moving across the table just before it fell? ____m/s MY WORK: h=1/2gt^2 1.21=1/2(9.8)t^2 1.21=4.9t^2 scuare root; .246 but that ... Thursday, October 23, 2014 at 8:38pm Physics A ball player hits a home run, and the baseball just clears a wall 20.3 m high located 119.0 m from home plate. The ball is hit an an angle of 35° to the horizontal, and air resistance is negligible. Assume the ball is hit at a height of 1.0 m above the ground. (a) What is... Thursday, October 23, 2014 at 6:23pm math You are the financial planner for Johnson Controls. Assume last year’s profits were$760,000. The board of directors decided to forgo dividends to stockholders and retire high-interest outstanding bonds that were issued 5 years ago at a face value of $1,420,000. You have ... Thursday, October 23, 2014 at 4:36pm ap calc I have solved the problem but am not sure it it is right. I would appreciate if you would check to see if my answer is right. The height of the ball thrown upwards from the top of a 20 foot hill is given by h(t)= -16t^2+90t+20 ft (where t is measured in seconds). how high ... Thursday, October 23, 2014 at 3:24pm Maths Question the slope of a curve y=f(x) is given by dy/dx= (x-1)(x-2)^2(x-3)^3(x-4)^4(x-5)^5 for what value or values of x does y have a local maximum/miniumum? justify your answer. i tried solving this question but couldn't figure out how to do it. i even asked my old maths school ... Thursday, October 23, 2014 at 2:18am pre calc A coin is tossed upward from a balcolny 370 ft high with an initial velocity of 16 ft/sec. during what interval of time? will the coin be at a height of atleast 50 ft (h= -16t^2 +vot + h0) is the answer 0>= t<+5 Wednesday, October 22, 2014 at 10:15pm Physics Help A toy car in the figure below runs off the edge of a table that is h = 1.175 m high. The car lands d = 0.400 m from the base of the table .How long did it take the car to fall? How fast was the car going on the table? Wednesday, October 22, 2014 at 8:34pm math paul dad made a turkey potpie for dinner on wednesday. the family ate 4/8 of the pie. on Thursday after school paul ate 2/16 of the pie for a snack. what fraction of the pie remained. Wednesday, October 22, 2014 at 8:26pm math expressions There are 89 students in a school band. The number of boys in the band is 5 more than twice the number of girls. What is the expression for the number of girls and an expression fornthe number of using the variables g to represent the girls. Wednesday, October 22, 2014 at 5:21pm Physic A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30 m C) What is the... Wednesday, October 22, 2014 at 4:45pm guidance Children who experience many authoritarian interactions with adults are more likely to A. suffer from anxiety and depression.B. have high self-esteem.C. be goal oriented. B. Wednesday, October 22, 2014 at 3:50pm LA - 2 questions!!? Which word in the following sentence is a reflexive pronoun? As Mark slid towards home plate, he collided with the catcher and hurt himself. toward he himself collided*** Suppose you are reading two novels about boys who are sent to boarding schools. One novel, about David, is... Wednesday, October 22, 2014 at 2:22pm Trigonometry Round answer to two significant digits. A telephone pole 40 feet high is situated on an 13° (H) slope from the horizontal. The measure of angle CAB is 21°. Find the length of the guy wire AC. Wednesday, October 22, 2014 at 5:53am physics A swing sits 5 m above the ground when it is still. John lifts the swing and releases it. At its lowest point, its velocity is measured to be 5.53 m/s. How high above the ground did John lift the swing? Tuesday, October 21, 2014 at 10:30pm Persuasive Essay (Please, help me!) Please, help me! I'm struggling to write my persuasive essay that must be completed by tonight. I don't know know whether that which I have written makes sense. I don't know what else to write, either! My essay is about why high school students should be exempt ... Tuesday, October 21, 2014 at 10:24pm physic A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30 m C) What is the... Tuesday, October 21, 2014 at 10:20pm math Can't figure this one out. The oceans' tide levels vary based on the phases of the moon. Find the percent decrease in tide levels when high tide is 4.25 ft and low tide is 0.75 ft above sea level. Tuesday, October 21, 2014 at 9:38pm Chemistry 1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high percentage of water helps ... Tuesday, October 21, 2014 at 9:20pm Chemistry 1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high percentage of water helps ... Tuesday, October 21, 2014 at 8:24pm Physics While exploring the canopy of the rainforest in equatorial South America, Anastasia falls from a branch 40.0 meters high. Exactly 1.1 seconds later Joe falls from the same branch. How high above the ground is Joe when Anastasia splats into the mud below? Tuesday, October 21, 2014 at 8:09pm physics A ball is moving horizontally at 9 m/s when it leaves the edge of a table. The table is 1.64 m high. How long does it take to hit the ground? Tuesday, October 21, 2014 at 7:37pm physic A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30 m C) What is the... Tuesday, October 21, 2014 at 3:21pm physic A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got -29.2 m but my answer is wrong b) What was the maximum height of the ball? im not sure ... Tuesday, October 21, 2014 at 1:16pm Physics 1. A body was dropped from a building 10-m high. Its kinetic energy before reaching the ground is 980 J. What is the mass of the body? 2. A 1.0-kg block slides down a rough inclined plane whose height is 1.0 m. At the bottom the block has a speed of 4.0 m/s. Is mechanical ... Tuesday, October 21, 2014 at 6:19am Math11 bernhardt and julia are observing an eagals nest in a tree. Julia is 75 m from the tree, and sees it an angle of elevation of 42 degrees. A) How high up the tree is the nest? B) bernhardt is standing 30 m behind Julia. At what angle of elevation does he see the nest? Monday, October 20, 2014 at 9:39pm Algebra Help? The school john goes to is selling tickets to the annual dance competition . On the first day of sales the school sold 2 senior citizen tickets and 13 student tickets for a total of$108. The school took in$144 on the second day selling 4 senior tickets and 14 student ... Monday, October 20, 2014 at 8:38pm S.S. 8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the drafting of the Declaration of A. Sentiments. B. Women's Rights. C. Opinion. D. Human Rights. A? 9. Under America's second party system, the Whigs... Monday, October 20, 2014 at 7:59pm Health JUST NEED ANSWERS CHECKED :) 1. Your respiratory system is the system in your body that is responsible for breathing. True*** False 2. The lungs are made up of thick fibrous tissue. True False*** 3. Internal respiration takes place in the alveoli. True False*** 4. The alveoli are located at the end of the... Monday, October 20, 2014 at 6:06pm physics A centrifugal pump pumps 100 lbs/hr of water 100 ft high to the top nozzle of a distillation column. The pump impeller is 3 ft diameter? Monday, October 20, 2014 at 3:12pm Health Check answers :) 1. Your respiratory system is the system in your body that is responsible for breathing. True*** False 2. The lungs are made up of thick fibrous tissue. True False*** 3. Internal respiration takes place in the alveoli. True False*** 4. The alveoli are located at the end of the... Monday, October 20, 2014 at 1:53pm Teacherd aide 3. Which of the following techniques to arouse curiosity would work best with junior high students? A. Set up a curiosity corner. B. Use a "feelie" box. C. Use a teaser to introduce the topic. D. Set up a discovery learning center. I ... Monday, October 20, 2014 at 1:09pm calculus A lamp post 3m high is 6m from a wall. A 2m man tall is walking directly from the post toward at 2.5m/s. How fast is his 1.5 from the wall Monday, October 20, 2014 at 7:51am Calculus An inverted conical tank is being filled with water, but it is discovered that it is also leaking water at the same time. The tank is 6 meters high and its diameter at the top is 4 meters. The water is being added to the tank at a constant rate. Some of this water is found to ... Sunday, October 19, 2014 at 8:27pm science What is the visual reaction when CuSO4 and NaCO3 is combined? I know what to do, I just forgot the info at school and I need this done by tomorrow. I would prefer to figure it out on my own but I don't have the chemicals at my house and I can't find anything online to ... Sunday, October 19, 2014 at 11:22am Reading Read the paragraph below . I'll show them that I can write well , "ling thought. Back in china , she had gotten the best grades in English class . But ever since her family had moved to Florida, her reports had been coming back all marked up . Ling asked her teacher ... Saturday, October 18, 2014 at 9:15pm Persuasive Essay Will someone help me organize my persuasive essay? I've decided to write about the FITNESSGRAM and why high shcool students who have taken the required courses of physical education should be exempt from it. Saturday, October 18, 2014 at 8:23pm Business What is cultural diversity? Why do managers need cultural diversity? Is cultural diversity present in your organization (work, school, church, etc.)? How? Saturday, October 18, 2014 at 3:19pm Math A man is 1.9m tall and he stands 2.4m from the lampost , which is 3.2m high. Find the lenght of the man's shadow. Saturday, October 18, 2014 at 1:06am Physics A marble rolls off a lab table that is 0.92 m high. It rolls off the table with a velocity of 1.66 m/s. How far from the base of the table must the chip be placed so that the marble will hit the chip? Friday, October 17, 2014 at 9:37pm physics During a baseball game, a batter hits a high pop-up. If the ball remains in the air for 6.65 s, how high does it rise? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m CAN ANYONE HELP PLEASE ??????!!! Friday, October 17, 2014 at 6:38pm Physics (a) How high a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 96.0 km/h? (b) If, in actuality, a 750 kg car with an initial speed of 96.0 km/h is observed to coast up a hill to a height 18.0 m above its starting point, how much ... Friday, October 17, 2014 at 5:49pm social studies 1. Which of the following was not listed as a religious denomination that was present in royal Georgia? • Puritans • Baptists • Catholics **** • Lutherans 2. Which of the following was discussed as a reason that education was limited in royal Georgia? •... Friday, October 17, 2014 at 3:15pm social studies 1. which of the following was not listed as a religious denomination that was present in royal georgia? puritans baptists catholics***** lutherans 2. which of the following was discussed as a reason that education was limited in royal Georgia? the school buildings were old ... Friday, October 17, 2014 at 3:05pm 7th grade math Not sure how to solve this: Suppose your school is selling magazine subscriptions. Each subscription cost$20. the company pays the school half of the total sales in dollars. The school must also pay a one-time fee of $18. What is the fewest number of subscriptions that can be... Friday, October 17, 2014 at 8:05am physics A bow with a spring constant of 398 N/m has an arrow placed in it and pulled back a distance of 0.6 m. If the arrow is shot straight up in the air how high will it go? Assume the mass of the arrow is 0.16 Kg. Thursday, October 16, 2014 at 11:05pm Math Susan has a balance of 110 dollars in her school lunch account and she spends 6 dollars per day for lunch. Her sister Evelyn has$83 in her account and she spends 4 dollar per day for lunch. Write and solve an inequality that shows in how many days will Susans lunch account ...
Thursday, October 16, 2014 at 5:42pm

Statistics
The late English psychologist Cyril Burt was known for his studies of the IQ scores of identical twins who were raised apart. The high correlation between the IQs of separated twins in Burt's studies pointed to heredity as a major factor in IQ. (Correlation measures how ...
Thursday, October 16, 2014 at 1:49am

Not sure how to solve this: Suppose your school is selling magazine subscriptions. Each subscription cost $20. the company pays the school half of the total sales in dollars. The school must also pay a one-time fee of$18. What is the fewest number of subscriptions that can be...
Thursday, October 16, 2014 at 12:15am

physics
A diver leaves the end of a 4.0-m-high diving board and strikes the water 1.3 s later, 3.0 m beyond the end of the board. Considering the diver as a particle, determine:
Wednesday, October 15, 2014 at 11:04pm

Algebra 2
write an equation to solve each problem There is only one freshman in the cast of the high school musical. There are 6 sophomore and 11 juniors. One third of the cast are seniors. How may seniors are in the musical? *Please show me the work on how to do it
Wednesday, October 15, 2014 at 6:43pm

Math
For middle school pizzaz worksheet number 66, moving words.What's the answer? I need the answer, like, ASAP.
Wednesday, October 15, 2014 at 6:15pm

A circular swimming pool has a diameter of 16 m, the sides are 3 m high, and the depth of the water is 2.5 m. How much work (in Joules) is required to pump all of the water over the side? (The acceleration due to gravity is 9.8 m/s 2 and the density of water is 1000 kg/m 3 .) ...
Wednesday, October 15, 2014 at 4:31pm

Physics/science
A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it? HELP ME PLSSSSSSS!!!!!
Wednesday, October 15, 2014 at 6:24am

Science
A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it?
Wednesday, October 15, 2014 at 6:23am

program planning
A program which has an adult centered curriculum all of the following could decide what activities the children will take part in, except which one? A. ParentsB. TeachersC. ChildrenD. Member's of the school board My answer is C
Wednesday, October 15, 2014 at 12:22am

program planning
The term used to describe the educational portion of the program is A. school.B. curriculum.C. activities.D. lessons. My Answer is B
Wednesday, October 15, 2014 at 12:13am

math
suppose 8 out of every 20 students are absent from school less than 5 days a year. Predict how many students would be absent from school less than 5 days a year out of 40,000 students.
Tuesday, October 14, 2014 at 5:15pm

Linear Programming
A Company wishes to assign six of its workers to six different jobs (one worker to each job and vice versa). The rating of each worker with respect to each job on a scale of 0 to 10 (10 being a high rating) is given by yhe following table: Job 1 Job 2 Job 3 Job 4 Job 5 Job 6 ...
Tuesday, October 14, 2014 at 2:35pm

math school g
salman purchased 8 wood panels for rupees 1500 each for transporting them to his shop he had spend rupees 800 he then gave the panels a veneer wich cost him rupees 8000 he sold 4 panels for rupees 3200 each calculate his total profit or loss %
Tuesday, October 14, 2014 at 8:09am

Physics
Sam, whose mass is 73.0kg , takes off down a 50.0m high, 12.0∘ slope on his jet-powered skis. The skis have a thrust of 210N . Sam's speed at the bottom is 45.0m/s . What is the coefficient of kinetic friction of his skis on the snow?
Tuesday, October 14, 2014 at 12:23am

math
there are 40 students at Bali high who plays stringed instruments. of these, 1/4 play viola, 1/5 play cello, and the rest play violin. how many students play violin?
Monday, October 13, 2014 at 8:47pm

statistics
Employees at Evergreen Manufacturing company have annual salaries ranging from a low \$12,500 to a high of 92,000. Assuming that you want to construct a frequency table with eight classes, find the upper and lower limits of the first class. How do I work the problem? Please?
Monday, October 13, 2014 at 8:44pm

chemistry/toxicology/instrumental analysis
A standard curve was produced using absorbance values of prepared standards obtained by UV spectrophotometry. The standards were made using concentrated hydrochloric acid as opposed to the 1N HCl that the lab manual says should be used. Because of this my absorbance values are...
Monday, October 13, 2014 at 7:50pm

Science Physics
The Hoover Dam is 726 ft high. Find the potential energy of 1.00 million ft3 of water at the top of the dam.(1 ft3 of water weighs 62.4 lb.)
Monday, October 13, 2014 at 7:32pm

Physics
Spiderman is standing on the edge of a rooftop 100m above a swimming pool. He decides to jump in to cool off, so he springs out at a velocity of 30 m/s at an angle of 35 degrees above the horizontal. The near edge pool is located 127 m from the base of the building. It is a ...
Monday, October 13, 2014 at 6:47pm

physics
a cat chases a mouse across a 0.55 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 2.7 m from the edge of the table. The acceleration of gravity is 9.81 m/s. what was the cats speed when it slid off the table?
Monday, October 13, 2014 at 6:43pm

Quantitative Analysis
The students at Littlewood Regional High School cut an average of 3.3 classes per week. A random sample of 117 seniors averages 3.8 cuts per week, with a standard deviation of 0.53. Are seniors significantly different from the student body as a whole?
Monday, October 13, 2014 at 4:13pm

Physics
High-speed stroboscopic photographs show that the head of a golf club of mass 231g is traveling at 59.0m/s just before it strikes a 47.1g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 44.3m/s. Calculate the speed of the golf ...
Monday, October 13, 2014 at 3:55pm

Physics - Spring Gun
A toy gun uses a spring to shoot a ball with a mass of 5.0 g. The spring is “loaded” by compressing it 5.0 cm and has a spring constant of 288 N/m. The end of the spring is at the end of the gun (the ball does not travel any distance inside the gun after the spring) ...
Monday, October 13, 2014 at 1:12pm

Art
In the picture called Sketchbook page with Figures by Claude-Joseph Vernet. In these figure drawings, the human body is how many heads high? a.6 b.4 c.8 d.9 Is the answer C?
Monday, October 13, 2014 at 12:14pm

English
What is the correct way to make this sentence parallel?l According to some economists, neither high unemployment nor large deficits will keep the economy from rebounding.
Monday, October 13, 2014 at 5:34am

vp manthata secondary school
A cylinder has a volume of 42 cm2 and a height of 5 cm calculate the radius of this cylinder
Monday, October 13, 2014 at 3:42am

physics
Jordan throws a golfball straight up from the top of a building 50 meters high. The initial speed of the golfball is 20 m/s and it just misses the edge of the roof when it eventually falls. Neglecting air resistance, find the velocity of the golfball just at the instant it ...
Sunday, October 12, 2014 at 11:21pm

physics
A ball is rolling on a table and leaves the end side of the table with a velocity of 1.5 m/s. The table is 0.70 m high and the ball has a mass of 0.850 kg. What's the speed of the ball when it hits the ground? What equation should I use?
Sunday, October 12, 2014 at 10:32pm

Calculus
Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 6 ft high? (Round your ...
Sunday, October 12, 2014 at 6:25pm

college intermediate
In a group of 200 high school students, 36 are taking biology, 52 are taking Spanish, and 126 are taking neither biology nor Spanish. If one of these 200 students is to be chosen at random, what is the probability that the student chosen is taking biology but not Spanish?
Sunday, October 12, 2014 at 4:03pm

engineering science N4
A steel block is resting on a Flat plank 6m long ,and how high can one end of a plank be lifted For the block to start to move,if the coeficient of friction is 0.3
Sunday, October 12, 2014 at 3:28am

Science
Assume that a parcel of air is forced to rise up and over a 6000-foot high mountain (shown below). The Initial temperature of the parcel at sea level is 76.5 F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5 F/1000' and the SAR is 3.3 F...
Sunday, October 12, 2014 at 12:09am

Science
Assume that a parcel of air is forcd to rise up and over a 6000 foot high mountain.The initial temp of the parcel at sea level is 76.5 F, and the LCL of the parcel is 3000 feet. The DAR is 5.5 * F/1000m and the SAR is 3.3*c/1000m. Assume that condensation begins at 100% ...
Sunday, October 12, 2014 at 12:06am

physics
An 80 kg skateboarder going 10 m / s is launched nearly vertically off a ramp as shown. Approximately how high does he go?
Saturday, October 11, 2014 at 11:32pm

English essay
I need help imroving my introduction and also criticize the points that i include,grammar mistakes, etc. thanks! Education is a commitment and every student should put more effort in their studies because so much of their future depends on it. Some students are willing to work...
Saturday, October 11, 2014 at 3:35pm

Help
1. In addition to decreasing the amount of fat in a dish, salsa can also increase the amount of A. calories and cholesterol. B. vitamin C and fiber. C. sodium and cholesterol. D. calcium and phosphorus. B? 2. If an outdoor runner develops a headache, feels tired, and has an ...
Saturday, October 11, 2014 at 2:29pm

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