Friday

July 29, 2016
Total # Posts: 124

**Statistics**

The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 17 minutes. What is the probability that washing dishes tonight will take me between 12 and 14 minutes? Give your answer accurate to four decimal places.
*May 15, 2016*

**math**

oops 2(2) = 4 4 * 4 = 16 16 - 12.56 = 3.44 in^2
*May 14, 2016*

**math**

so 2(2) = 4 4 * 4 = 8 12.56 - 8 = 4.56 in^2 is the area?
*May 14, 2016*

**math**

there's a circle inside of a square like this: donlehmanjrcom/Tai%20Chi/Tai%20Chi%20Newsletters/excerpts11%20images/image001.png (add the period before the com) the circle has a radius of 2 in and an area of 12.56 in^2 how do i find the area of the space outside the circle...
*May 14, 2016*

**Geometry- URGENT PLEASE HELP!!**

Lol, I wonder if you actually solved it right. xD
*April 19, 2016*

**Geometry- URGENT PLEASE HELP!!**

Exactly, you scrub... Help is available from AoPS teachers, why else would she be asking here?
*April 19, 2016*

**Geometry- URGENT PLEASE HELP!!**

You are too then?
*April 19, 2016*

**Business Math**

The last semimonthly payroll of Garcia Carpentry was $84,248 of gross wages for 38 employees. The company pays 5.2% of payroll for vacations and sick leave and $72.22 per employee for health insurance. What percent of payroll is the total cost of fringe benefits? (Round your ...
*October 17, 2015*

**Business Math**

Compute Austin's total social security and Medicare taxes for the fourth quarter, if she is self-employed and earns $5,000.00 on a semimonthly basis. (For self-employed persons, social security tax is 12.4% of wages up to $106,800, and Medicare tax is 2.9% of all wages.)
*October 17, 2015*

**Business Math**

What will be the total deduction for social security and Medicare taxes on Rony's next semimonthly paycheck of $3,960.00, if she has already earned $42,560.00 this year? (Social security tax is 6.2% of gross wages up to $106,800. Medicare tax is 1.45% of all gross wages.)
*October 17, 2015*

**Business Math**

The weekly payroll of Abkar Hardware includes 19 employees who earn $280.00. How much is the employer's share of total social security and Medicare taxes for the first quarter of the year?
*October 17, 2015*

**Business Math**

You are the manager of World Wide Athlete, a chain of six sporting goods shops in your area. The shops sell 12 racing bikes per week at a retail price of $679.99. Recently, you put the bikes on sale at $599.99. At the sale price, 15 bikes were sold during the one-week sale. 1...
*October 2, 2015*

**Business Math**

You are the manager of World Wide Athlete, a chain of six sporting goods shops in your area. The shops sell 12 racing bikes per week at a retail price of $679.99. Recently, you put the bikes on sale at $599.99. At the sale price, 15 bikes were sold during the one-week sale. 1...
*September 28, 2015*

**Chemistry**

You leave 255 grams of water outside at 21.0 C in the sun. After 30.0 minutes the temperature is 35.0 C. A) how many calories of energy was used by the sun to heat the water up? B) how many joules of energy is this? C) How many Joules / second of power did the sun provide? (...
*September 9, 2015*

**Math**

You want me to give you the answers?
*May 28, 2015*

**math**

there are 3 numbers, a,b and c. the sum of a and b is 15.31 , the sum of b and c is 9.54,and the sum of a and c is 5.15. find the sum of a,b and c.
*March 1, 2015*

**math problem solving**

thanks alot i wasn't sure, i wanted to confirm. thanks ms. sue
*January 22, 2015*

**math problem solving**

2?
*January 22, 2015*

**math problem solving**

rachel jogged along a trail that was 1/4 of a mile long. she jogged along the trail 8 times. how many miles did rachel jog in all?
*January 22, 2015*

**sixth grade math**

You get 84 servings
*November 4, 2014*

**algebra**

The dimensions of a page are 12 in. by 10 in. and it is supposed to contain 80in2 of the printed region. What should the margin be if all the margins are the same?
*July 2, 2014*

**CHEMISTRY**

Determine the numbers of liters of oxygen required to oxidize 46 g of carbon to make carbon monoxide at STP?
*May 19, 2014*

**Calculus**

Farmer Jones has 480 feet of fence. She wishes to construct a rectangular pen divided into five separate pens, with one of the pens twice as large as each of the other four (see figure). She must use part of her 480 feet of fencing material to make the partitions. What should ...
*May 12, 2014*

**Chemistry**

Which clusters of orbitals would form a "octahedral" electron geometry and would also be possible within the valence shell of an atom?
*May 2, 2014*

**math**

The sum of three numbers is 92. The first number is 1/3 of the second, and the second is 2/5 of the third. What is the second number?
*October 17, 2013*

**calculus**

Suppose you know that a population,P, of termites is growing continuously in an exponential manner. (Use the formant P=P0e^kt) If the pest control service estimates that the number of termites will double in 6 months... A) Determine the monthly continuous population growth ...
*September 25, 2013*

**Geometry 1**

Find the distance between k(9,2) and l(-3,9) to the nearest tenth
*May 20, 2013*

**english**

fun, kind, worried are italicized.
*May 8, 2013*

**english**

Complete each sentence so that the meaning of the italicized abstract word is made more concrete. (Each question is worth two points) 7. The party was a lot of fun. We 8. Tony is a kind boy who is apt to 9. That day I was so worried that I
*May 8, 2013*

**english**

The tried and true methods quite often can't be beat.
*May 8, 2013*

**Geo.**

draw two parallel lines in quadrants 1 and two that are ten blocks apart
*April 24, 2013*

**Chemistry- Someone please help ASAP- PLEASE**

A compound contains 38.7% K, 13.9% N, and 47.4% O by mass. What is the empirical formula of the compound?
*January 24, 2013*

**Physics**

A boat weighing 9.0 × 10 2 newtons requires a horizontal force of 6.0 × 10 2 newtons to move it across the water at 1.5 × 10 1 meters per second. The boat’s engine must provide energy at the rate of
*January 23, 2013*

**Physics**

It's actually 1J. You forgot to divide by one! Thank you!
*January 23, 2013*

**Physics**

A 10.-newton force is required to hold a stretched spring 0.20 meter from its rest position. What is the potential energy stored in the stretched spring?
*January 23, 2013*

**math**

the quotient of n and 5 is 4 times n. Write each sentence as an equation
*January 16, 2013*

**math**

3-y=12
*January 16, 2013*

**math **

the difference of y and 3 amounts to 12. Write each sentence as an equation
*January 16, 2013*

**math**

the quotient of four and the sum of a number and one. Use x to represent each unknown number
*January 16, 2013*

**math**

Write each sentence as an equation. The difference of y and 3 amounts to 12.
*January 16, 2013*

**math**

Use an x to represent each unknown number. Twice the sum of a number and three.
*January 16, 2013*

**English**

You haven't given me any ideas????
*December 5, 2012*

**English**

In the story Macbeth we can see that he encounter many issues. I have to write an essay picking an issue that happen in the story and than explain how it takes place in the renasssiance and than how it still happens in today's in today's society. So could I get some ...
*December 5, 2012*

**Math**

Please Some help me with this problem!!!!!!!!!!!!!!!!!!!!!
*November 19, 2012*

**Math**

Jennifer plans to fence a rectangular area around her rectangular swimming pool. The total area enclosed by the fence, including the pool, should be 5 times the area of the pool alone. The pool is 20 feet by 17 feet. A.)What is the total area enclosed by the fence? B.) fencing...
*November 19, 2012*

**Math**

Now it's asking. Fencing cost $8 per linear foot. Jennifer plans to build the fence so that the length of the fence will be 25 feet on the 20 foot side of the pool. What is the cost of the fencing with this plan?
*November 19, 2012*

**Math**

1700 sq. ft.
*November 19, 2012*

**Math**

Jennifer plans to fence a rectangular area around her rectangular swimming pool. The total area enclosed by the fence, including the pool, should be 5 times the area of the pool alone. The pool is 20 feet by 17 feet. What is the total area enclosed by the fence?
*November 19, 2012*

**ap chemistry**

there's no right ansswer
*October 18, 2012*

**chemistry**

a 250.0 ml sample of an aqueous solution at 25 degrees celsius contains 35.8 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 11.25 mmHg, what is the molar mass of the unknown compound? I know you need to have the answer in g/mol. I have ...
*September 30, 2012*

**physics**

On a banked race track, the smallest circular path on which cars can move has a radius r1 = 103 m, while the largest has a radius r2 = 157 m, as the drawing illustrates. The height of the outer wall is 18 m.
*September 10, 2012*

**Physics**

I am totally new to physics. We are working on summation of moments and I just am not grasping this. I know the formular is M=dF, but his does not help me. I get confused about the middle of settig of euation. I am never sure which distance I should be using. Is there a step ...
*September 6, 2012*

**6th grade math**

Well. First you have to find the common denominator of 16 and 4, which would be sixteen, because both 16 and 4 decide by it. So the problem would become 13/16-4/16 because 1/4 equals 4/16. The answer would be 9/16.
*September 4, 2012*

**Biology (Science)**

What is the biological definition of life?
*September 2, 2012*

**algebra**

is the math statement true or false -11/8 > 23/15
*March 13, 2012*

**math**

during two hours at one area high school there are 3 class changes and two class periods. if the time spent in class is six less than six times the time spent changing classes, how long are the classes at this high school?
*January 6, 2012*

**Math**

An estate was divided among three heirs. After Andrea received 50% of the estate, her mother received 50% of what remained, leaving $20,000 for Andreas uncle. What was the total value of the estate?
*November 20, 2011*

**Math**

an estate was divided Among three heirs. After Andrea received 20% of the estate, her mother received 50% of what remained, leaving $20,000 for Andreas uncle. what was the total value of the estate?
*November 13, 2011*

**Chemisty**

Calculate the % error of an experiement if a student obtained a destiny of 1.23g/ml(predicted) and the actual value was 1.30g/ml
*October 10, 2011*

**Math**

The sum of two whole numbers is 9,and their positive difference is 5.what is the product of the numbers?
*October 7, 2011*

**Math**

What two simpler problem can you use to find 9x38?
*September 29, 2011*

**Math**

The sum of 25 consecutive integers is 1000. What is the smallest integer used as an addend.
*September 29, 2011*

**Math**

A record stores sells CDs for $12 each.A music club offers 5 free CDs and charges $15 for each additional CD.How many CDs would have to buy for cost to be the same?
*September 28, 2011*

**Math**

Help need equation
*September 22, 2011*

**Math**

Maria is three times as old as her brother.In 4 years,Maria will be twice as old as he will be then.How old is Maria's brother now?
*September 22, 2011*

**math**

Bryce has a handful of pennies and nickels.he counts the change and finds 4 times as many pennies than nickels.He has total of 72 cents.How many pennies does he have Can't find a equation
*September 22, 2011*

**Math**

Distance from x to Y is about 171 miles. This is about 189 miles less than the distance from x to z. How far is x to z if you stop in y along the way.
*September 21, 2011*

**Chemstry**

5 moles
*September 20, 2011*

**math**

1.05^30
*September 16, 2011*

**Math**

1+1/12+1/3
*September 9, 2011*

**Math**

Added 5 gallons of gas tank went from 3/8 full to 7/8 how big is tank
*September 6, 2011*

**algebra**

detail the process of polynomial division when the divisor is a monomial. Demonstrate the process with an example. How does this process change when the divisor is not a monomial?
*July 23, 2011*

**Algebra**

The problem is 9x+4y=-12 x=26-5y Solve by substitution method
*July 3, 2011*

**MAT/116**

I have no clue as to how to put the graph on here
*May 30, 2011*

**MAT/116**

I was just wandering if this was correct? 1. Your company is planning to spend no less than $80,000 and no more than $100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
*May 30, 2011*

**MAT/116**

I was just wandering if this was correct? 1. Your company is planning to spend no less than $80,000 and no more than $100,000 on a landscaping project, which will be used as a promotional park that promotes your toaster manufacturing company. Write an inequality with a ...
*May 29, 2011*

**Algebra 2**

Factor f(x)=x^4+x^3-8x^2+6x+36 completely
*February 18, 2011*

**math**

If 3/8 of the class was absent what % of the class was present?
*February 8, 2011*

**physics**

calculate the free electrons of a copper wire having a 0.064 inches diameter and 1000 ft. long?
*January 20, 2011*

**Math**

How to write a recursive rul for sequences. ex.) 1,3,4,7,11
*December 14, 2010*

**math**

determine the number of scoops per coneso each of the 88 students at an ice cream party has a different pattern of chocolate and vanilla ice-cream scoops.
*December 10, 2010*

**PreCal**

Let g(x)=2x+6 if k(g(x))=4x+12/3-the square root of 2x-5. Find the formula for k(x)
*November 22, 2010*

**physics**

50.0 kg stoplight hangs from wire over middle of an intersection. wire makes 15 degree angle with horizontal. find tension in each end of the wire
*November 20, 2010*

**math**

the position of an object moving in a straight line is given by s=tsquared-8t, where s is in feet and t is the time in seconds the object has been in motion. how long(to the nearest tenth)will it take the object to move 10 feet?
*April 23, 2010*

**math**

an observer is standing 200 meters from a hot air ballon, when is rising vertically at constant rate of 4m/sec. how fast is the angle of elevation changing 30 seconds after launch?
*March 9, 2010*

**math**

find the derivate of the function Y=(2x+3)^4(3x+1)^-2?
*February 24, 2010*

**calculus**

xy+y^2=1 find d^2/dx^2 at (0,1)
*February 23, 2010*

**english 1 **

The underlined statement is a prepositional phrase. Leslie stood with his back against the wall.
*January 31, 2010*

**physics**

i menat 4.56
*October 26, 2009*

**physics**

the etire beam itself is 2.46 m and the person is stading from left to right in 1.59 m
*October 26, 2009*

**physics**

waht is the tension of the two ropes?
*October 26, 2009*

**physics**

a person whos mass is 102 kg stands on a beam supported by two ropes , A and B, he is standing on one foot to help you solve this problem.
*October 26, 2009*

**English**

Can you suggest/comment on my poem? Death and Liquorice It is funny how everyone sees me, As a looming ghost above their head In fact we have never met before Yet they still anticipate me with dread. What I do I do as a professional Employed by the great circle of life Every ...
*September 7, 2008*

**English**

can you give me feedback on this poem I penned. Good or bad, I would like your opinion. Decrescendo A violin untouched for years A bow waiting to be strung Chords waiting to be played Strings waiting to be rung A door creaks open softly The timber is bathed in light The echoes...
*August 23, 2008*

**CheckPoint: Comprehensive Grammar CheckPoint**

And everyone who provided answers is retarded. And everyone who provided answers are retarded The assignment states a or b with answers to why The assignment states a or be with answers for why
*August 15, 2008*

**CheckPoint: Comprehensive Grammar CheckPoint**

"Everyone cheats at least once!" "Stop bringing us down!" What a farking loser! Are you that stupid that you must cheat on a simple grammar quiz? Why are you in college if you don't want to do the work, and you clearly don't want to learn?
*August 15, 2008*

**algbra**

Does anyone know the answer though
*April 6, 2008*

**Chemistry**

What is the stronger base, OH^- or CH30^-? I've been told the answer is the conjugate base of methanol ion but i beg to differ. THe respective pKa's of water and methanol (the conjugate acids) are 15.7 and 15.5. This would imply that out of water and methanol, methanol...
*December 22, 2007*