Sunday
January 22, 2017

Posts by jake

Total # Posts: 2,180

Math
How many 4/5-foot planks can be cut from a board which is 12 feet long?
January 19, 2017

math
If a jet flies at a speed of 600 km/h, how many meters does it fly in 10 seconds? There are 1000 meters in 1 km
January 19, 2017

Math
you guys are just a peacie of it spam omg you guys can get sewed and everything .l
January 17, 2017

hypothesis
Because it is just an idea that has to be proven to know that it is true.
January 15, 2017

hypothesis
Here is google definition for Hypothesis- a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
January 15, 2017

Geography
Search google there is many examples of link canals.
January 15, 2017

geometry
Look at the questions that were previously answered below I think they will help you solve this.
January 15, 2017

Math- fractions
Multiply both of the fractions to make the denominators the same. For example 2/3 *4/4 and 3/4 * 3/3.
January 15, 2017

science
Which one do you think will help protect the environment? I would discard 1 and 4.
January 15, 2017

Calculas
(x?¹-1) / x-1
January 14, 2017

Calculas
lim (x?¹-1)?x-1 as x approaches 1. I know the answer is -1 but I am not sure how to solve the numerator x?¹-1.
January 14, 2017

Science
well i was hoping someone could some how paste the questions in cause i cant seem to copy from the assessment
January 12, 2017

Science
lesson 9: energy and the environment unit test science 8 A Unit 4: Energy and the environment Please HELPPPPPP!!!!!!!
January 12, 2017

calculus
find the maximum and minimum value of the function f(x)= x-x^3 on the interval [-2,2] I also need help with this question What is the largest possible product of two negative number whose sum is 1?
January 8, 2017

Physics
5. If a wave has a wavelength of 20m and a speed of 100 m/s, what is the period of the oscillation? v = wavelength / period 100 = 20 / period 100*20 = periodperiod = 20 / 100 2000 s = period OR period = 20 / 100 period = 0.2 s I don't know which one is correct, please help?!
January 2, 2017

Physics
1. A rectangular coil 0.065 m by 0.080 m is positioned so that its cross-sectional area is perpendicular to the direction of a magnetic field. The coil has 66 turns and a total resistance of 7.6 ? and the field decreases at a rate of 2.5 T/s. What is the magnitude of the ...
December 21, 2016

Physics -HELP
1. A rectangular coil 0.065 m by 0.080 m is positioned so that its cross-sectional area is perpendicular to the direction of a magnetic field. The coil has 66 turns and a total resistance of 7.6 ? and the field decreases at a rate of 2.5 T/s. What is the magnitude of the ...
December 21, 2016

Physics -HELP
A rectangular coil 0.065 m by 0.080 m is positioned so that its cross-sectional area is perpendicular to the direction of a magnetic field. The coil has 66 turns and a total resistance of 7.6 ? and the field decreases at a rate of 2.5 T/s. What is the magnitude of the induced ...
December 21, 2016

Physics -HELP
Do we have to find EMF?
December 21, 2016

Physics -HELP
A coil with 337 turns of wire, a total resistance of 47 ?, and a cross-sectional area of 0.35 m2 is positioned with its plane perpendicular to the field of a powerful electromagnet. What average current is induced in the coil during the 0.30 s that the magnetic field drops ...
December 21, 2016

Physics -HELP
A coil with 337 turns of wire, a total resistance of 47 ?, and a cross-sectional area of 0.35 m2 is positioned with its plane perpendicular to the field of a powerful electromagnet. What average current is induced in the coil during the 0.30 s that the magnetic field drops ...
December 21, 2016

math
A bakery sells 5800 muffins in 2010. The bakery sells 7420 muffins in 2015. Write a linear model that represents the number y of muffins that the bakery sells x years after 2010
December 21, 2016

math
A bakery sells 5800 muffins in 2010. The bakery sells 7420 muffins in 2015. Write a linear model that represents the number y y of muffins that the bakery sells x x years after 2010
December 21, 2016

Math
no one chairs
December 18, 2016

Math
yep
December 18, 2016

Math
Given that the line x/a + y/b = 1 passes through ( 0 , 3 ) and ( 5 , 1 ), find the value of a and b
December 18, 2016

Math
Solve for x: e^4x-3 = 2e^2x1 ln2x+6) - ln(3x-1) = ln(2) Then, simply the radicals
December 14, 2016

Math
What power output will be provided for an amplifier having a gain of 12dB if the power input is 75W?
December 14, 2016

literature
In The Call of the Wild" which dog is sled-team leader after the death of Spitz?
December 12, 2016

precalculus
Given: r = 4/-2-costheta What type of conic does this represent? ________________________________________ Circle Ellipse Hyperbola Parabola
December 11, 2016

Geometry
15^2 + 15^2 = c^2 450 = c^2 square root 450 = 21.2
December 7, 2016

Science Physics
I don't understand how I would know what would happen if it collided or bounced, etc. How do I solve a question like this? Suppose the total momentum of two masses before collision is 100kg m/s. What is the total momentum of the two masses after they collide? 0 kg m/s 50 k...
December 5, 2016

Physics
(a) If the wavelength of an electron is 5.37 ? 10?7 m, how fast is it moving? (b) If the electron has a speed equal to 3.80 ? 106 m/s, what is its wavelength? What equation should I use?
December 4, 2016

Chemistry Lab
So I have a lab exam tomorrow and our instructor said that one of the questions would be as follows: Prepare 100mL of 0.03 M Copper Sulfate, beginning from copper sulfate pentahydrate. Calculate the exact molarity to 3 sig figs. Alright so I understand how to prepare 100mL of ...
November 21, 2016

chemistry
P4 + 6 Br2 -> 4PBr3 In a particular reaction, 20 grams of phosphorus P4, is combined with 50mL liquid bromine ( Density= 2.93 g/ml) 1) Calculate the mass of product in grams for each of the reactants 2) Limiting reagant and Mass Maximum mass of PBr3 so for 1) I converted ...
November 7, 2016

math
How many square feet of carpet will be needed to cover the kitchen and bedroom floors? 237.5 square feet 365 square feet 425 square feet 475 square feet
October 18, 2016

Social Studies
Why were Middle Colones more favorable to farmers than New England? Thanks in advance for any responses!
October 16, 2016

Chemistry
Net Ionic equation for 1. Iron(II) Iodide and Magnesium Acetate 2. Ammonium Phosphate and Cobalt(III) Chloride 3. Sodium Acetate and Potassium Chloride These are the only ones I have left on my HW and I can't seem to figure them out would appreciate some help.
October 12, 2016

Math. please help
-1/2 + 1/3 = ? Find common denominator,which is 6. (3/3)*(-1/2)+(1/3)*(2/2)= -3/6 + 2/6 = -1/6 Note: to keep fraction equal, you must multiply them by another fraction equal to one. Both 3/3 and 2/2 equals one.
October 12, 2016

College Physics
A 1300-kg car moving on a horizontal surface has speed v=65 km/h when it strikes a horizontal coield spring and is brought to rest in a distance of 3.0m
October 5, 2016

english
Culture is a big part as well environment hope it helps
October 5, 2016

Reading/English
Reread "The Night the Bed Fell" and "The Stolen Day." In a paragraph or two, compare and contrast the stories. Please help me.
September 30, 2016

Accounting
On September 1, 2011, Fast Track, Inc. was started with $30,000 invested by the owners as contributed capital. On September 30, 2011, the accounting records contained the following amounts: Accounts Payable $2,200 Dividends Declared and paid $2,300 Accounts Receivable $2,200 ...
September 26, 2016

Physics
A pilot wants to fly from city A to city B, a distance of 394 km at an angle of 10.0 degrees west of north. The pilot heads directly toward city B, with an air speed of 203 km/h. After flying for 1.0 hours, the pilot finds she is 17.5 km off course to ...
September 26, 2016

Math
Answers are D A C B CCA Students 8th
September 22, 2016

Math
the ratio of soccer ball to baseball is 12 to 15.if there is 48 soccer ball how many baseball are there
September 20, 2016

physics
A public transportation bus travels back and forth along a road, following the position-time graph over the time period shown below. There are five points labeled on the graph. What is the average speed and velocity (magnitude and direction) of the bus between point 1 and ...
September 18, 2016

English
What does this sentence mean from the Scarlet Letter? Yet the taste of the age, demanding whatever was elaborate in compositions of this kind, did not fail to extend its influence over our stern progenitors, who had cast behind them so many fashions which it might seem harder ...
September 18, 2016

Sociology
I did. Starting to believe it's Inequality. My text said that Marx believes that social stratification comes from unequal property relations or unequal access to the means of production.
September 16, 2016

Sociology
Marxism is a theory of history and social change that expresses which of the following as its central concern? A) Violence B) Feudalism C) Inequality D) Mass consumerism I'm thinking B but I'm not really sure.
September 16, 2016

Physics Ap
A flower pot falls from a windsill 30 meters above the sidewalk. How fast is it going when it hits the ground? How long does it take to reach the ground? How fast would it be going if it was thrown down at 8m/s instead?
September 8, 2016

Physics
A boat that can travel at 3.0 km/h in still water crosses a river with a current of 1.7 km/h. At what angle must the boat be pointed upstream to travel straight across the river?
September 6, 2016

American Government
Ms. Sue you fagg, if you're going to help other kids with something like this at least don't give them false answers
August 21, 2016

Calculus AB
If a sinusoidal function has a local maximum at (3,8) and the next local minimum at (7,-2), 1) What is the equation of a cosine function that has a graph characterized in the statement above 2) What is the equation of a sine function that has a graph characterized in the ...
July 30, 2016

Vectors
Show that the line with parametric equations x = 6 + 8t, y = −5 + t, z = 2 + 3t does not intersect the plane with equation 2x − y − 5z − 2 = 0.
July 14, 2016

math
True or False: The median must always be one of the numbers in the data set itself.
June 26, 2016

chem chem
hi does anyone know what the VSPER theory is
June 16, 2016

algebra
An amusement park charges $6 to enter, and $3 per game. If you paid a total of $18, how many games did you play?
June 9, 2016

Chemistry
How many moles are in 7.5x10^24 molecules of carbon dioxide? Grams?
June 6, 2016

SOCIAL STUDIES
Can you please, explain the split between the Shiites and the Sunnis.
May 16, 2016

Geometry
Oh lol thx :)
May 14, 2016

Geometry
700?
May 14, 2016

Geometry
What is the area of a regular pentagon with an apothem 14 inches long and a side 20 inches long? Round the answer to the nearest inch. Answer choices: 1400 in.^2 700 in.^2 175 in.^2 140 in.^2 Give work, not answer, please.
May 14, 2016

Art
war memorials honor those who fought and died for a nation. which of the following is not a reasons war memorials are important? A. Memorials honor the family of the dead. B. Memorials let the public experience wars reality. C. Memorials allow visitors to see war from a new ...
May 6, 2016

Science
How does the sun and wind help bioversty?
May 4, 2016

Science
If water temperature changes in favor of greater oxygen levels how do the population of the fish and wading bird population change in response to the new oxygen over time? I would think the fish population would increase and so would the birds (because the fish increase) but I...
May 4, 2016

Absolute and relative change
If gas prices are now $3.75 and they were up 10% from 6 months ago, how much were gas prices 6 months ago?
April 24, 2016

Absolute and relative change
You are charged $16.05 for a meal. Assume sales tax is 7%, what was the menu price for the meal?
April 24, 2016

electricity
A series RL circuit contains two resistors.The resistors are 60ohm and 30ohm.when calculating the circuit values, what is the total resistance?
April 20, 2016

math
at night, a 6ft man is walking towards a 8ft lamp post at a speed of 3ft/sec how fast is his shadow changing?
April 19, 2016

math
A roasted turkey is taken from an oven when its temperature has reached 185°F and is placed on a table in a room where the temperature is 76°F. (a) If the temperature of the turkey is 155°F after half an hour, what is its temperature after 45 min? (Round your ...
April 18, 2016

math
The population of the world was 7.1 billion in 2013, and the observed relative growth rate was 1.1% per year. (a) Estimate how long it takes the population to double. (Round your answer to two decimal places.) _______yr (b) Estimate how long it takes the population to triple...
April 18, 2016

Math
6x-20=y 3x-25=y
April 14, 2016

grade 8 math
3.50 x 28= $98
April 5, 2016

grade 8 math
$3.50 for a
April 5, 2016

grade 8 math
richard is a traveling service representative for his company. he earns about $3000 per month. he uses an ATM once a day during weekdays and once during the weekend. he is charged a transaction fee of $3.50 each time. a) how much does richard pay in debit fees? b) use your ...
April 5, 2016

grade 8 math
$12.5?? may you help me solve another question?
April 5, 2016

grade 8 math
elena spent a week at a customer's factory in a different city. she used her debit card 19 times. for 4 of the 19 purchase, she was charged a service fee of $0.50 each. she also withdrew money from an ATM 3 times. she was charged a transaction fee of $3.50 each time. how ...
April 5, 2016

Chemistry
How many moles are in 2.3 grams of oxygen gas.
March 30, 2016

Algebra 2
the gym charges 180$ for a yearly membership. there are currently 1000 members. for every 5$ increase the gym will lose 10 members. how much should the gym charge to maximize its revenue?
March 11, 2016

health
thanks
March 8, 2016

health
just a check would be nice, you don't have to tell me the answers
March 8, 2016

health
woah woah woah...chill... i just need someone to check my answers...
March 8, 2016

health
1. The skeletal system is created to ____________ internal organs. A) protect <------------------- B) maintain C) support D) hide 2. Your elbow and knee are examples of A) ligaments. B) joints. <-------------------- C) cartilage. D) angles. 3. The muscular system allows ...
March 8, 2016

Calculus
Find equation of two tangent lines to curve y=x^2 that intersect @ (2,-2). Need exact values.
March 8, 2016

math
The length of a football field is 120 yd. The width of the football field is 50 yd. Which is the correct unit of measurement to use when figuring out how much rope is needed to surround the field? A. yd B. yd2 C. yd3
March 4, 2016

Chemistry lab
Discuss three unavoidable sources of error in Part 1 (the synthesis of the crystals) of this experiment and identify the major factors that would explain a less- than-100% yield. Note: human error is not an acceptable answer. Was the alum not dry enough for impurities to give ...
March 1, 2016

chemistry
The standard internal energy change for a reaction can be symbolized as ΔU°rxn or ΔE°rxn. For the following reaction equations, calculate the energy change of the reaction at 25 °C and 1.00 bar. Sn(s) + 2Cl2(g) --> SnCl4(l) ΔH°rxn = -511.3 kJ/...
February 28, 2016

Art
Yup :)
February 26, 2016

Art
look at c
February 26, 2016

math
Is it right? Or wrong?
February 24, 2016

math
To qualify for a store discount, clay's soccer team mist spend at least $560 for new jerseys. The team needs 20 jerseys. Write and solve an inequality to represent how much the team should spend on each jersey to qualify for the discount. I got 20x <= 560 but im not ...
February 24, 2016

socialstudies
Macy's?
February 23, 2016

socialstudies
Which of the following was not a business venture that began in Georgia? A. Coca-Cola B. Atlanta Life Insurance Company C. Jekyll Island Club D. Macy's
February 23, 2016

math
The diagonal of a TV set is 26 inches long. Its length is 14 inches more than the height. Find the dimensions of the TV set.
February 21, 2016

Science
What time would you use to measure the time it takes to travel from your house to New York
February 11, 2016

Science
Yay! Thanks!
February 9, 2016

Science
Please check my answers. 1) Fossils are the ______. a. oldest layers of rock in a region b. remains or traces of prehistoric life. (my answer) c. objects that people of long ago left behind as artifacts. 2) In what type of rocks are most fossils found? a. sedimentary rocks (my...
February 9, 2016

Math
Thanks!
February 9, 2016

Math
forty-seven and eight hundred thirteen thousandths
February 9, 2016

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