Posts by Sue
Total # Posts: 1,119

algebra 2
30 , + 3 y 8 , and + 9 y 9 degrees. Write an expression for the degree measure of the fourth angle. 
Math
Alex is making 12 pennants for the school fair. The pattern he is using to make the pennants is shown in the figure. The fabric for the pennants costs $1.25 per square foot. How much will it cost Alex to make 12 pennants? 
math
A salesman working at a furniture store receives a monthly base salary plus a commission of $100 for each $1000 of furniture sales. If the value of furniture sold is $5000 he receives a monthly salary of $2300. How much is his monthly salary if the value of furniture solid is... 
math
Yes, I agree but Jackson said it would be positive and the answer book says positive. I just don’t see how??? 
math  Jackson
I did add 24/7 to both sides, but the 9 on the left side becomes 63/7 which is larger than the 24/7  63  24 is still 39???? 
math
Another problem that I am disagreeing with the answer key  I am once again solving for b 9 = 24/7 + b I add 24/7 to both sides to get 9 + 24/7 = b When I make 7 my denominator for both I get 63/7 + 24/7 = b My final answer is 39/7 = b The answer book says it's ... 
math
Hi, I'm trying to solve this problem and I can't seem to come up with the answer that the answer book says. It is 3 = 20/3 + b So I want to solve for b I add 20/3 to both sides so I get 3 + 20/3 = b When I make the same denominators, I get 9/3 + 20/3 to be 29/3 = b ... 
Economic
how about postal service which would be a yes and local park which would be no 
Economic
List five public goods you have utilized in the past month. Put a yes or no next to each, indicating if this public good could have been obtained through the private sector. Ans: Highwayno Healthcareyes Library no Theaterno Golf course yes 
environmental science
Suppose a trout eats a smelt and then the human eats the trout. About how many of the original 1000 calories contained in the algae reach the human? 30 calories makes it into the smelt so only about 6 calories make it to the humans who ate the smelt. 
government
what is a green party? A green party is committed to valuesbased politics as it is expressed in their Ten Key Values that involves environmentalism, nonviolence, social justice, and grassroots 
Algebra
Ulani has two sisters. Ulanis older sister is twice her age plus one. Her younger sister is 3 years less than ulanis age. What is ulsnis age if their sum of she's equals 26? 
math
The result of an exam score for a given class is normally distributed. If the mean score is 85 points and the standard deviation is equal to 20 points, find the cutoff passing grade such that 83.4% of those taking the test will pass. 
English
From what point of view is a Midsummer Nights Dream narrated? Third person point of view 
PreAlgebra
List three different ways to write 511 as the product of two powers 
Cda
1. To enable an entire class to comfortably view an image directly from a computer screen, you could use an overhead projector and a(n) A. LCD panel. B. opaque projector. C. document camera. D. videocassette recorder. 
English
Who is the protagonist and antagonist in the short story "The Machine That Won the War?" Protagonist I do not think there is just one. I think that Swift, Henderson, and Jablonsky are the protagonists since they are all having discussions throughout the whole story... 
Trig
In which quadrant would the image of point (5,3) fall after a dilation using a factor of 3? 
Trig
Right circular cylinder A has a volume of 2700 cubic inches and radius of 15 inches. Right circular cylinder B is similar to cylinder A and has a volume of 800 cubic inches. Find the radius of cylinder B. 
History
Thank you. 
History
Efforts to address the human rights violations during holocaust. 
Just Curious
I have gotten an amazing amount of great help from the tutors here at jishka. I am forever thankful for their help! 
Math
You purchase a life insurance premium for? $250 annually. The probability of a claim is 0.001 for your age bracket. The policy is worth? $50,000. What is your? gain/loss that? year? 
Trig
Find the area of a triangle whose vertices are A(0,2), B (2,7), C (0,10). 
Trig
Find the area of quadrilateral whose verties are A(0,2), B(2,7), C(6,10), and D (9,2). 
Science
A pendulum is made with a bowling ball as the bob and a wire attached to the ceiling, as shown in the illustration below. The person in the illustration pulls the bowling ball back until it touches his nose, then releases the bowling ball. Assume that he does not move. 1.... 
Science
how much work is done on a 50kg cart that is pushed 10m at a constant rate of 5m/s^2 
Science
so the ball at first has no KE but has only KE and the as it swings PE transforms into KE and then as the ball is swinging back and forth,KE turns into mechanical and heat energy?IS this correct 
Science
i don't understand the first subquestion 
Science
A pendulum is made with a bowling ball as the bob and a wire attached to the ceiling, as shown in the illustration below. The person in the illustration pulls the bowling ball back until it touches his nose, then releases the bowling ball. Assume that he does not move. 1.... 
Science
A pendulum is made with a bowling ball as the bob and a wire attached to the ceiling, as shown in the illustration below. The person in the illustration pulls the bowling ball back until it touches his nose, then releases the bowling ball. Assume that he does not move. 1.... 
Science
can u help bobpursley 
precalculus
how long will it take an investment of $1,750 to double in value at 8% annual interest compounded continuously? 
SS
what are the rest of the answers? 
English
What is the genre of John Henry? What led you to this conclusion? The genre of the story John Henry is a folktale. What led me to this conclusion is that historians believe it is based on an actual even of an African American man who took on a steam driving machine and won. 
Algebra
Nico is saving money for his college education. He invests some money at 8% and $1400 less then the amount at 7%. The investments produced a total of $217 interst in one yeat. How much did he knvest at each rate? So far I have 0.08 (1400)(0.07) 
math
what is 1.9 times 10 to the third power? 
physics
calculate the volume in cubic centimeters and area in square millimeters of a spherical bacterium of diameter 2.0um. model the bacteria is spheres 
physics
Suppose a river flows due south with a speed of 2.0 m/s. Given that speed of motorboat relative to water is 4.2 m/s due east. (a) In what direction should the motorboat head to reach a point on the opposite bank directly east from your starting point? (b) What is the velocity ... 
algebra
The perimeter of the rectangle is 62 meters. what is the value of x if one side equal 10 meters. 
Probability
A multiple choice test has 10 items and each problem has four choices A, B, C, and D. How many ways can the answer sheet be completed so that every answer is wrong? 
physics
Two forces are exerted on a hockey puck which initially stopped on frictionless ice. Force 1 is exerted in the positive x direction with magnitude of 10 N and Force 2 is exerted in the positive Y direction with magnitude 4 N. The hockey puck has a mass of 0.5 kg. What is the ... 
Math
The ratio of the number of boys to the number of girls in a theater is 7:9. There are 12 More girls than boys in the theater. How many children are in the theater? 
Math
An open box is to be made from a square piece of material by cutting fourcentimeter squares from each corner and turning up the sides (see figure). The volume of the finished box is to be 144 cubic centimeters. Find the size of the original piece of material. 
English
Identify the subject, verb, Object Formal writing shows writers' critical thinking. Verb critical thinking Subjectwriters Objectwriters' 
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·... 
physics
What is the rotational speed of the hour hand on a clock? rev/s 
physics
What is the rotational speed of the hour hand on a clock? rev/s 
physics
A variablespeed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? rpm/s2 
physics
A volume of 140 cm3 of an ideal gas has an initial temperature of 20°C and an initial pressure of 1 atm. What is the final pressure if the volume is reduced to 120 cm3 and the temperature is raised to 40°C? 
physics
A child with a mass of 46 kg is riding on a merrygoround. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merrygoround, what is the child's angular momentum? ____kg2/s 
physics
A variablespeed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? ______rpm/s2 
physics
A variablespeed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? ______rpm/s2 
physics
A child with a mass of 46 kg is riding on a merrygoround. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merrygoround, what is the child's angular momentum? ____kg·m2/s 
physics
What is the gravitational potential energy of a ball with a weight of 72 N when it is sitting on a shelf 1.4 m above the floor? 
Chemistry
According to the quantummechanical model for the hydrogen atom, which of the following transitions would produce light with longer wavelength: 3p to 2s or 4p to 2s? A) The 3p to 2s transition would produce light with longer wavelength. B) The 4p to 2s transition would ... 
physics
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of 5 m/s. If the cars collide and couple together, what will be the final speed of the pair? 
chemistry
If 20 grams of zinc reacts with hydrochloric acid, how much zinc chloride is produced? 
Physics
A coach is hitting pop flies to the outfielders. If the baseball (mass=145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 79 m/s, what is the average force actions on the ball? 
Physics
A bowling ball rolls off the edge of a giant' table at 18 m/s. If it takes 6 s for the ball to hit the ground. A) How far does it land from the base of the table? B) how far does it fall? 
Physics
A rock is thrown off a cliff with a vertical speed of 53 m/s upward and a horizontal speed of 30 m/s. A) what will these speeds Vx and Vy be 4 second later? B) what will be the x and y displacements of the rock be 4 second later? 
Physics
A cyclist whose mass is 48 kg turns a corner with a radius of 30 m at a speed of 25 m/s. A) What is the magnitude of the cyclist's acceleration? B) what is the magnitude of the force action on the cyclist? 
Physics
Please show me how to work the following problems. 1) A cyclist whose mass is 48 kg turns a corner with a radius of 30 m at a speed of 25 m/s. A) What is the magnitude of the cyclist's acceleration? B) What is the magnitude of the net force acting on the cyclist? 2) A rock... 
Physics
What changed Newton's original work on the movement of the Moon around the Earth into the law of universal gravitation? 1) his conclusion that the same laws applied to all objects, no matter how small 2) his connection of gravitation to his first law 3) his connection of ... 
physics
This figure shows the force on a 0.1kilogram mass at various distances from Earth. Notice that the force decreases as the square of the distance. Now, consider satellites A and B, both circling Earth. If A has ten times the mass of B but B is 1/10 of the distance to the ... 
physics
What two facts did Newton need to be able to calculate the acceleration of the Moon? 1) the distance to the Moon and the diameter of the Moon. 2) the time it takes the Moon to make one revolution and the distance from the Earth to the sun. 3) the diameter of the Moon and the ... 
Chemistry
Complete and balance the following equation. If no reaction occurs, write noreaction . NaOH(aq)+FeBr3(aq)→ 
LA
THE BED FELL AND STOLEN DAY WHO LEARNED THE MOST AND WHO LEARNED THE LEAST 
Chemistry
Consider the following reactants. Which produces a gas? 1. NH4Cl(aq) + AgNO3(aq) → 2. Na2CO3(aq) + BaCl2(aq) → 3. Na2S(aq) + HCl(aq) → 4. All of these would produce a gas. 
Math
Lana took one and a half tines as long as jayden to finish a project. If lana took 15 days, how long did jayden take? 
History
the correct answer would be c. 
physics
What two facts did Newton need to be able to calculate the acceleration of the Moon? A) the distance to the Moon and the diameter of the Moon B) the time it takes the Moon to make one revolution and the distance from the Earth to the sun C) the diameter of the Moon and the ... 
chemistry
7.4% 
Physics
A 51kg person on a merrygoround is traveling in a circle with a radius of 2 m at a speed of 6 m/s A) What acceleration does the person experience? B) What is the net horizontal force? C) How does it compare with the person's weight? 
Math
The teacher says the correct answer for 18x24=432. How is it I keep getting 532. 
English II
Write a letter as if you are a foreign exchange student living in America. Pretend you are writing to your family in your homeland and you must explain an American custom they know nothing at all about. To write a convincing letter, you must examine the American custom through... 
English II
Explain how your mystery/legend contains the following literary elements: I chose Atlantis as my mystery/legend. I am not sure what they mean when they say scene. My answer is as follows. a. Setting b. Plot c. Characters d. Conflict e. Scene The legend/mystery of Atlantis ... 
English II
No, I am not expecting anyone to do the work for me. I have answered three questions and would like to get the opinion as to whether I am doing it correctly. 
English II
1. Explain the difference between a mystery and a legend. 2. Create a list of at least five (5) of these proven and unproven beliefs about your chosen event. 3. Explain why each of the items in the list are proven or unproven. 1. A mystery is something that remains unexplained... 
math
Ravinder surveyed 36 student in the school. nine of them said they would attend the dance. if the school has 900 students, how much can Ravinder expect to attend the dance. 
American History
what are the biggest challenges facing the average American citizen today? I feel that the biggest challenges facing the average American today include lack of jobs, state of our economy, terrorism, and gun violence. Unfortunately in America today wages are not being able to ... 
American History
how does the foreign oil situation affect Americans today? Oil dependency is a huge issue in today's world. Between oil fracking destroying our environment, creating earthquakes, and oil spills destroying our oceans and potential drinking water, i feel oil is simply is not... 
American History
how does the foreign oil situation affect Americans today? Americans continue to rely heavily on foreign oil. The United States consumes about twenty million of the roughly eighty million barrels of oil consumed daily in the world, and threefifths of that is imported. 
American History
The statement above is my answer. 
American History
We choose what are the biggest challenges facing the average American citizen today and then they want us to explain. 
American History
What are the biggest challenges facing the average American citizen today? Jobs, state of the economy, along with terrorism on our soil. Budgets cuts in our Defense has led to inefficient weapons available to the soldiers to fight wars here in America or Overseas. Wage incomes... 
American History
how does the foreign oil situation affect Americans today? Americans continue to rely heavily on foreign oil. The United States consumes about twenty million of the roughly eighty million barrels of oil consumed daily in the world, and threefifths of that is imported. 
American History
Describe the impact of the social changes of the 1960's on today's culture in America? Female activists demanded more rights for women, whose role in society began to change. Today women are head of big company's. The birth control pill and other contraceptives ... 
American History
How did the policies set forth by President Johnson's administration affect our country's economy today? Explain. The policy to continue the war in Vietnam by Lyndon Johnson strengthened the military Industrial Complex that is costing taxpayer Billions today. 
history
Is it a good idea for consumers to spend on credit cards? Why or Why not? Can it be both good and bad to buy on credit? It is not a good idea for consumers to spend on credit cards because it gives a false sense of security you have money that you really do not have. It can be... 
history
Compare and Contrast American Expansion in the late 1800's with the expansion in the 1900's. (How the expansion efforts were the same and how they were different.) During the expansion of the late 1800's and early 1900's shared similarities in that the ... 
American History
For centuries Americans had been moving westward and had been developing a continent. The Realization that all the frontier land was gone and since the Civil War there was an incredibly productive industrial complex that Americans had built. This brought a belief that ... 
American History
Compare and Contrast American Expansion in the late 1800's with the expansion in the 1900's. (How the expansion efforts were the same and how they were different.) During the expansion of the late 1800's and early 1900's shared similarities in that the ... 
Math
A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816  1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft. 
math
A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816  1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft. 
math
Mike rides his bike 33 km south and then 56 km west. How far is the shortest distance from his starting point? 33^2 + 56^2 = C^2 1,089 + 3,136 = C^2 4,225 km = C^2 C^2 = SQRT of 4,225 km or 65 km 
math
A 12ft. pole casts a shadow of 16ft. What is the distance between the end of the shadow and the top of the pole? A^2 + 12ft^2 = 16^2 A^2 + 144 = 256 A^2 + 0 = 256  144 A^2 = 112 A^2 = SQRT of 112 or 10.58ft. 
Health
Two to three weeks. 
history
Compare the civil reform of the 1800's to social reform today. civil reform of the 1800's led to the passing of the Pendleton Act of 1833 that gave government jobs based on qualification of the candidate, and not political belief. Social reform today is built on the ... 
History
Compare the civil reform of the 1800's to social reform today. civil reform of the 1800's led to the passing of the Pendleton Act of 1833 that gave government jobs based on qualification of the candidate, and not political belief. Social reform today is built on the ...