Questions Asked on
October 5, 2013

Statistics
A manufacturer ship toasters in cartons of 10. In each carton, they estimate a 20% chance that one of the toasters will need to be sent back for minor repairs. What is the probability, that in one carton there will be 5 toasters that need repair? I have no
asked by Nick 
english
Choose two authors from the early American and colonial period. identify what they wrote and, in one to three paragraphs, compare their purpose, audience, and style.
asked by phoenix 
Geography (Ms. Sue)
1). What river has an international group trying to save? A: An international group has been trying to save the Tisza River. 2). What diseases are linked to air pollution? A: Respiratory diseases such as asthma, bronchitis, and emphysema, as well as lung
asked by Anonymous 
Chemistry
Will the 90100 mL of distilled water added to the acid solution (10.00 mL) significantly change the moles of H3O+ in the 1.00 M HCl solution? Why or why not?
asked by Ash 
physics
After leaving the end of a ski ramp, a ski jumper lands downhill at a point that is displaced 62.3 m horizontally from the end of the ramp. His velocity, just before landing, is 22.0 m/s and points in a direction 40.3 ° below the horizontal. Neglecting
asked by Samantha 
Biochemistry
1. What is the overall charge of the tripeptide below pH 1.0? 2. What is the overall charge of the tripeptide at pH 12? 3. What type of intermolecular attractions could the side chains of the amino acids make with the solvent (water) at pH 7.4? (Note that
asked by Aria 
AP Chemistry
a student titrates three samples of 0.3% hydrogen peroxide solution made from a bottle of 3% hydrogen peroxide solution dated 10/31/2007. would you expect the calculated molarities of the samples to be higher or lower than the following values: trial 1:
asked by Gabriella 
physics
A dolphin leaps out of the water at an angle of 35 degrees above the horizontal. The horizontal component of the dolphin's velocity is 7.7 m/s. Find the magnitude of the vertical component of the velocity
asked by Anji 
Chemistry
Can calcium hydroxide solution be used to distinguish Co(NO3)2 and Fe(NO3)3 solutions using only the titration technique? Why or why not?
asked by Ash 
math
. A company that made $2.4 million in profits the previous year is on pace to make $3 million in the current year. If the company makes this figure, which of the following is the percent increase in profits? 16. .. A. 6% B. 11% C.20% D.25%
asked by constance 
CALCULUS. Check my answers, please! :)
The domain of f(x)=(1)/(sqrt(x^26x7)) is (1, 7) [1, 7] x > 1 or x < 7 ***{x < 1}U{x > 7} (∞, 1]U[7, ∞) 2. In which of the following is y a function of x? I. y^2=9x^2 II. y=x III. y=(sqrt(x^2))^3 I only II only III only ***I and III only I, II
asked by Samantha 
Accounting
Describe the mechanisms that WorldCom’s management used to transfer profit from other time periods to inflate the current period.
asked by Jenn 
Statistics
A small software company bids on two contracts. It anticipates a profit of $60,000 if it gets the larger contract and $25,000 if it gets the smaller contract. The company estimates that there is a 32% chance it will get the larger contract and a 62% chance
asked by Nick 
Chemistry
I am trying to figure out the molecular, ionic, and net equation for this question. HCl reacts with the precipitate formed from mixing Ni(NO3)2 and NaOH . This is what I got for the molecular but it is saying it wrong. Please help. Thank you. HCl(aq) +
asked by Jamie 
Chemistry 22
Table salt NaCl and sugar C12H22O11 are accidentally mixed. A 6.00 g sample is burned and 2.90 g of CO2 is produced. What was the mass percentage of the table salt mixture? Could you please show me all the way through if you can?
asked by Chelsea 
geography>3
what natural processes spread creating a new region?
asked by hannah 
Physics
A 0.02kg bullet collides with a 5.75kg pendulum. After the collision, the pair swings up to a maximum height of 0.386m. Determine the velocity of the bullet just before impact.
asked by xavier 
Math
The diameter of a bicycle wheel is 65 cm How many revolutions are needed to make the bike travel 2km
asked by Bob 
government
what is the greatest restriction on appeals in the united states
asked by Anonymous 
Statistics
1. A simple random sample of FICO credit rating scores is listed below: 714 751 664 789 818 779 698 836 753 834 693 802 a. Find range, variance, and standard deviation. b. As of this writing, the mean FICO score was reported to be 678. Based on these
asked by Shannon 
Physics
A 0.02kg bullet collides with a 5.75kg pendulum. After the collision, the pair swings up to a maximum height of 0.386m. Determine the velocity of the bullet just before impact.
asked by xavier 
poetry
I need to know what format is being used in this poem: Canadian Angels Angels of the House, Angels of Mercy yes, they've called women that. But these are Angels of Ice,Hardmuscled, sharp, dangerous as winter's cold. How else do you explain their speed,
asked by Lynn 
math
. The top of a dresser is 33/ 4 feet from an 8foot ceiling. Which of the following is the height of the dresser in feet? A. 41/4 B. 43/4 C. 5,/4 D. 53/4
asked by constance 
math
A tshirt manufacturer uses 5/8 yard of material for each shirt, how many shirts can be made fro 14 & 38 yards of material?
asked by ellen 
geography>3
in what way is the european union creating a new region?
asked by hannah 
physics
a small mass is suspended from a long thread so as to form a simple pendulum. The period . T of the oxillation depend on the thread and the acceleration. G of free fall at the place concerned so that. T=km^x,l^y,g^z.where k =2pie (1.) Find the value of
asked by praise 
physics
A block of mass 4.44 kg lies on a frictionless horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 6.55kg which hangs in the air , as shown above. Assume the cord to be light (massless and weightless) and
asked by Shaun 
Physics
Many people mistakenly believe that the astronauts who orbit the Earth are "above gravity." Calculate g for space shuttle territory, 290 kilometers above the Earth's surface (dashed line in sketch). Earth's mass is 6 1024 kg, and its radius is 6.38 106 m
asked by Alfonso 
English
How would I revise this sentence to eliminate unnecessary shifts in tense, mood, voice, or person? The freezing weather is threatening crops such as citrus fruits which were sensitive to cold. The freezing weather threatened the crops, which were sensitive
asked by Edwin 
algebra question
the volume of a right circular cone is given by the formula v=1/3πr^2 h. where r represents the base of the radius and h represents the height. Rewrite the equation in terms of height. (hint: solve for h)
asked by loli 
geography (ms. sue)
why might workers be unwilling to take jobs in siberia?
asked by david 
math
17. 0.0101 , 0.0100, 0.0110,0.0011 Using the numbers above, which of the following sequences lists the numbers from least to greatest? A. 0.0011, 0.0100, 0.0101 , 0.0110 B. 0.0110, 0.0101 , 0.0100, 0.0011 C. 0.0011 , 0.0101, 0.0100, 0.0110 D. 0.0110,
asked by constance 
Physics
A quarterback claims that he can throw the football a horizontal distance of 187 m. Furthermore, he claims that he can do this by launching the ball at the relatively low angle of 32.4 ° above the horizontal. To evaluate this claim, determine the speed
asked by Samantha 
6th Grade Math
Can you check my answers please? 1. Convert 2 and 3/4 qts to pints. 1 qt = 2 pints (unit ratio = 2/1) 2 and 3/4 x 2/1 = 9/4 x 2/1 = 22/4 = 5 and 1/2 pints 2. A 40foot power boat is for sale. How long is the boat to the nearest yard? 1 ft = 3yds (unit
asked by Alex 
Math: Algebra II
You start 50 miles east of Pittsburgh and drive east at a constant speed of 65 miles per hour. (Assume that the road is straight and permits you to do this.) Find a formula for d, your distance from Pittsburgh, as a function of t, the number of hours of
asked by Lucy Ripply 
physics
A particle travels to the right at a constant rate of 6.1 m/s. It suddenly is given a vertical acceleration of 1.8 m/s 2 for 4.5 s. What is its direction of travel after the acceleration with respect to the horizontal? Answer between −180◦ and +180◦
asked by Sylvia 
Math: Algebra II
You start 50 miles east of Pittsburgh and drive east at a constant speed of 65 miles per hour. (Assume that the road is straight and permits you to do this.) Find a formula for d, your distance from Pittsburgh, as a function of t, the number of hours of
asked by Lucy Ripply 
physics
A net external force is applied to a 13 kg object that is initially at rest. The graph to the left shows net force component along the displacement of the object as it varies with displacement. 1) What is the work done between 0 m and 4 m? 2. What is the
asked by Anonymous 
Math
A running track has 8 lanes each a meter wide.Each"straight" is 100 meters long. The distance around the track for someone running in the middle of the inside lane is 400 meters. What is the distance around the track for someone running in the middle of
asked by Bob 
Math
if 5x + 7y = 18 and 2x  4y = 6, what is the value of 7x + 3y? a. 7 b. 12 c. 19 d. 24 e. 31
asked by Paula 
Algebra 1
You are making up your own mix of concrete to patch a set of stairs. In order to have the proper mix, you need to mix 1 part of Portland cement with 2 parts of sand and 3 parts of gravel. A. How many total parts are in one batch of concrete? B. You make a
asked by KATIE 
Algebra 1
Tall Buildings You made a model of the Space Needle in Seattle, Washington, for a report on architecture in the United States. You used a scale of 1 in.:50 ft. Your model is 12.1 inches tall. Estimate the actual height of the Space Needle. Is it 605
asked by Kayla 
physics
1.)In an electric potential the charge is moving from infinity to a given point. Is that infinity point is within the electric field or outside of it? 2.)Is electric potential difference and voltage are same? 3.)Are electric potential and voltage same?
asked by ramesh reddy 
physics
A ball is thrown 107 m upward and then falls back to earth. Neglecting air resistance, how long will it be in the air? The acceleration of gravity is 9.8 m/s2 . Answer in units of s
asked by rick 
Physics
A rocket of 500 kg accelerates away from earth with an engine thrust of 13,500 N. a) what is the weight of the rocket? 4900 N b) how fast did the rocket accelerate? (I know the answer is 17.2 m/s^2 but how did they get that?)
asked by Michelle 
physical sciebce
when an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 3000 j. by how much does the potential energy of an 22.0 kg child increase when the child climbs a normal staircase to
asked by meshack 
Physics
A fireworks rocket is moving at a speed of 48.4 m/s. The rocket suddenly breaks into two pieces of equal mass, which fly off with velocities v1 and v2, as shown in the drawing. What is the magnitude of (a) v1 and (b) v2? In the image the two pieces are
asked by Cheech 
Physics
A body moving with uniform acceleration has a velocity of 11.1 cm/s when its x coordinate is 4.6 cm. If its x coordinate 1.75 s later is −4.29 cm, what is the xcomponent of its acceleration? Answer in units of cm/s2. How would I set this up?
asked by Tre 
math
There are 5 boys and 4 girls in my class. In how many ways can they be seated in a row of 9 chairs such that at least 2 boys are next to each other? In how many ways can they be seated in a row of 9 chairs such that at least 3 girls are all next to each
asked by Speedo 
Physics
An elevator has a combined mass of 1700kg. Find the tension of the supporting cable when the elevator, originally moving downward at 13 m/s, is brought to rest with constant acceleration in a distance of 44 m.
asked by Taylor 
CONTROL SYSTEM
HELP,PLS HELP..I NEED ANSWER FOR ECEN 4413 AUTOMATIC CONTROL SYSTEMS SPRING 2005 MIDTERM EXAM..I CANNOT FIND ANSWERS IN THE INTERNET.PLS HELP IF YOU KNOW WHERE TO DOWNLOAD THE SOLUTION MANUAL..OR YOU KNOW THE ANSWER!!THANK YOU
asked by HEEELLLLPP! 
physics
calculate the linear momentum of a truck with a mass of 13065kg that is traveling at 36m/s eastward.
asked by kellye 
Computers
which of the following types of bitmap graphics is most commonly used on the world wide web? My answer JPEG B. BMP C. PICT D. GIF I'm I on the right track?
asked by Dallas 
physics
A toy car runs off the edge of a table that is 1.150 m high. The car lands 0.380 m from the base of the table. It takes 0.48 s for it to fall.How fast was the car going on the table? ______m/s
asked by Anonymous 
phisic
A block of mass m1 = 26 kg rests on a wedge of angle θ = 48∘ which is itself attached to a table (the wedge does not move in this problem). An inextensible string is attached to m1, passes over a frictionless pulley at the top of the wedge, and is then
asked by al1974 
math
17. 0.0101 , 0.0100, 0.0110,0.0011 Using the numbers above, which of the following sequences lists the numbers from least to greatest? A. 0.0011, 0.0100, 0.0101 , 0.0110 B. 0.0110, 0.0101 , 0.0100, 0.0011 C. 0.0011 , 0.0101, 0.0100, 0.0110 D. 0.0110,
asked by constance 
Physics
The mass of the float is 50.0 kh and it has a volume of 1.0 m^3.det ermine the density of the float and the tension on the rope. You may assume g=10N/kg. So I know that mfloat = 50.0kg weight of float = 50.0 x 10 = 500N Vfloat = 1.0 m^3 density of Sea
asked by Herbert 
physical science
when an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 3000 j. by how much does the potential energy of an 22.0 kg child increase when the child climbs a normal staircase to
asked by meshack 
Math Factoring with 3 VARIABLES?!?!
a^2b^2+8bc16c^2 25m^212mn36n^2 x^2a^2y^22ay I know that you have to group them 3 and 1 and then you have to do difference of squares but I am utterly lost how to go about it. Please help!
asked by Alice 
Statistics
You are dealt a hand of three cards, one at a time. Find the probability that your third card is your first jack. A) 0.068 B) 0.145 C) 0.127 D) 0.077 E) 0.00018 How do I set this problem up?
asked by Larry 
geography>3
why might many of the region's rivers flow toward the north?
asked by hannah 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by HELP PLS 
algebra
What is the last two digit of 3243^8897 + 6574^2314 ? pls give me the explaination as well:) thank you.
asked by vj19 
Algebra
2w3+3(w4)5(w6)
asked by Tracy 
Math Repost
There are 5 boys and 4 girls in my class. In how many ways can they be seated in a row of 9 chairs such that at least 2 boys are next to each other? In how many ways can they be seated in a row of 9 chairs such that at least 3 girls are all next to each
asked by Speedo 
English
In English class, I have to write a 2 voice poem. My teacher said that I am supposed to make it 10 lines longs on each side. Does that mean that it is supposed to go back and forth 10 times or each side has to have 10 lines? (What I mean by that is that
asked by Jessie 
math
The diameter of a bicycle wheel is 65cm. How far does the bicycle go in 20 revolutions of the wheel
asked by Kuromi 
algebra
solve by using the quadratic formula prove your answer is correct by checking can someone please show me how to do this step by step 2x^2+3x+4=0
asked by johnnie 
Math
In one revolution a wheel moves forward a distance equal to its circumference. This is because the wheel Always in contact with the floor. 1)A trundle wheel clicks everytime. What is the radius of the wheel I really don't get this question Please Help me
asked by Linda 
Chemistry
How to write the equation for the combustion of ethane C2H6?
asked by Rene 
criminal justuce
what are the current administration's policies related to crime? I can not find this information, all I can find is articles about drugs
asked by Tom 
Math
In one revolution a wheel moves forward a distance equal to its circumference. This is because the wheel Always in contact with the floor. 1)A trundle wheel clicks everytime. What is the radius of the wheel
asked by Bob 
crimina justice
how the politics of crime has changed over the past forty years
asked by patiance 
geography
why did european leaders believe that an economic alliance would help prevent war?
asked by sadie 
Chemistry
What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K?
asked by Alexa 
maths
2/π ∫ π  0 t^2 cos (nt) dt how to solve this anyone?
asked by Terry 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by kyle 
Physics
A rocket moves upward, starting from rest with an acceleration of 28.1 m/s2 for 5.21 s. It runs out of fuel at the end of the 5.21 s, but does not stop. How high does it rise above the ground?
asked by BOB 
Math Poster Project
I have do complete a poster for math but I have some confusing instructions at first. Please help me understand and provide an example using the directions below that were given to me: Choose four rational numbers. At least two of your numbers should be
asked by Person 
chemistry
What is equlibrium position
asked by Mr nnko 
physics
On a spacecraft two engines fire for a time of 748 s. One gives the craft an acceleration in the x direction of ax = 5.21 m/s2, while the other produces an acceleration in the y direction of ay = 3.45 m/s2. At the end of the firing period, the craft has
asked by Samantha 
algebra
Q80= 10P Q10P = 0 Derive the slop of both?
asked by dino 
Math
Can someone give me about four random fractions between 1 and 1. Just random. I am doing a poster project. (Also give them in decimal form aswell.
asked by Person 
Physics
A metal sphere is found floating in a pool. The sphere is 1m in diameter. If it is half submerged determine the weight of the sphere. You may assume the following: g=10N/kg density of Water = 1000kg/m^3 Vsphere = 4/3pir^3 I get 13.3 as my final answer, but
asked by George 
Biography
How do I start my biography? I am writing about my sister, but I don't know how to start.
asked by Alex 
History
how did the colonists show their anger for the coercive acts.
asked by Steve 
Algebra 1
An architectural firm makes a model of a science center they are building. The ratio of the model to the actual size is 1 in.:85 ft. Estimate the height of the building if the model is 1.5 inches tall.
asked by Katie 
business math73
Use the Present Value Table on page 358 of your text to compute the present value (principal) for an investment with a compound amount of $20,000, a 30month term of investment, and a 14% nominal interest rate compounded semiannually. (Points : 2.5)
asked by Minnie 
IS 230
What is a GCF..LCM..number
asked by sebastian obando 
Math
maria works 8 hr shifts.she has earned 62.75 mins of sick time. how many sick days does she have
asked by Gina 
Social Studies
We watched the Les Miserables movie and were asked to answer a few questions afterwards.I am just unsure if my answers are correct or not for the following questions... 1. How did the Bishop's lie to the police to take cover for Jean Valjean exemplify the
asked by Katy 
physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by kyle 
Chemistry
What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K?
asked by Anonymous 
algebra
reduce to lowest terms: 3n+9 ____ n+3
asked by janie 
Math
A discount store marks up the merchandise it sells by 55%. If the wholesale price of a particular item is $25, what should the retail price be set at?
asked by Kelly 
Math
Mary is passing out school supplies to students in the class. She gives colored pencils to every second student, markers to every third student, and crayons to every fifth student. The second student received all three. Which student will be the next to
asked by Anonymous 
physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by anon 
Math
Sarah is giving toys to the kids on the playground. She wants to make sure each child receives the same amount of each toy. Each child must have exactly the same number of pieces of chalk and jump ropes. She has 16 pieces of chalk and 24 jump ropes. a.
asked by Anonymous 
physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by HELP!!!! 
Chemistry
I need help with answering this question. What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K? Thank you
asked by Anonymous 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by anon 
Geometry Letter Grammar??
Hello I'm in Geometry Honors (I'm a freshman btw) and I'm failing with a D. I talked to my counselor about switching me out and going to regular and she says it's okay BUT she needs a letter from my mother saying it's okay to switch me out. I was wondering
asked by unknown 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by anon 
Psychology
1. A company decides to add a new program that prepares randomly selected sales personnel to increase their number of sales per month. The mean number of sales per month for the overall population of sales people at this national company is 25 with a
asked by Sandy 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by HELP! 
Civics
What countries (if there is any) avoid the US's manufacturing because they do not want to switch Imperial system to the metric system?
asked by Unknown 
Finance
Explain how a firm that has issued a floatingrate bond with a coupon equal to the LIBOR rate can use swaps to convert that bond into a synthetic fixedrate bond.
asked by gary 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by kyle 
URGENT
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 37 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by kyle 
Physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by sonia 
algebra
solve for p 60P=P20
asked by dino 
math
1, 2, 3, ? , 99 :: find out the missing number?
asked by vj19 
need help i don't understand
"If y is a differentialble function of u, u is a diffferentiable function of v, and v is a differentiable function of x, then dy/dx=dy/du *du/dv *dy/dx
asked by loli 
physics
A cyclist maintains a constant velocity of 6 m/s headed away from point A. At some initial time, the cyclist is 245 m from point A. What will be his displacement from his starting position after 88 s? Answer in units of m What will be his position from
asked by hannah 
question
if your a highschool student for the the summer can you go to community college and earn credit for highschool
asked by kevin 
English
My Son"s acrostic poem about SEASIDE Summer time is fun Everybody are making sandcastles A lovely picnic is coming Sand is really really hot I saw a ship in the distance Diving is very exiting Exploring for shells in the rock pool.. Damian is 10years
asked by Kina 
math
I understand the Fibonacci Sequence (the simplified version). But how is it applied to real life? Please give at least two examples. Thanks
asked by meep 
Algebra
2w3+3(w4)5(w6)
asked by Tracy 
Algebra
0.05(0.3m+35n)0.8(0.09n22m)
asked by Tracy 
math
How many milliliters of 0.4N NaOH can be made from 20ml of 2N solution
asked by Tee 
physics
An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a
asked by kyle 
Math
if the visible part of an ice berg is 50mx50m in area and 20m is above the surface, what is the height, h, below the surface? I have absolutely no idea where to even start.
asked by George 
politics
what is a us government shutdown?
asked by Samantha 
Math
How would you solve 3(6 + 4) ?
asked by Anonymous 
physics
a small mass is suspended from along thread so as to form a simple pendulum.the period T of the oxillation depend on the mass M,the length L of the thread and the acceleration G of free fall at the place concerned so that T =km^x,L^y,G^z where K = 2pie 1.
asked by praise 
physics (it's rather urgent help is appreciated
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See
asked by anon 
algebra
please help im lost the instructions are to solve by using thee quadriatic formula and prove your answers are correct but i don't know how can someone show mw step by step how to do this so i can do my homework x^23x+4=0
asked by johnnie 
Public Speeking
I need help with an attention getter speech/intro on the Buffalo Soldiers.
asked by Gregory Brown 
English
Is this correct? what time are you home
asked by Anonymous 
biology
Briefly explain how the evolution of the pectoral girdle from the aquatic to the terrestrial environment gave rise to muscle differentiation and specialization in relation to the skull.
asked by ami 
Civics or S.S
What countries (if there is any) avoid the US's manufacturing because they do not want to switch Imperial system to the metric system? Thanks for the help! ~Kimmy
asked by Kimmy P. 
Chemistry 10
reaction of AgNO3 with BaO... Would it be Ag^+ + O^> AgO (s)
asked by Chelsea 
math
if the sum of 7 integers is even, at most how many of these integers could be odd? a. 3 b. 4 c. 5 d. 6 e. 7
asked by Paula