# Posts by Polly

Total # Posts: 80

math
yes i realized that, i miss calculated the numbers, for the second one i miss typed my answer, i meant A and D, i am very confused since in both cases the answer is right?

math
please check my answers below and correct me if i am wrong please 1. At Lexi Corp., sales revenue is \$20 million, the cost of goods sold is \$14 million, operating expenses are \$3 million, and income taxes are \$1 million. What is the company's operating income? Select one...

Organic Chemistry
A sample of carvone was found to be 39% optically pure in favor of the dextrorotatory enantiomer. The specific rotation for enantiomerically pure carvone is 61o. The polarimetry experiment that led to this result was performed utilizing a 2.5 dm polarimeter tube and a solution...

Math
Abia is one of three servers who work at a restaurant that is open from tuesday to sunday. Every week the servers randomly draw slips of paper from a hat to decide which two days they won't have to work, in addition to monday. What is the conditional probability that Abia ...

science
A solution is prepared by mixing 90 ml of 5 M HCl and 30 ml of 8 M HNO3. Water is then added until the final volume is 1 L. Calculate the [H+], [OH-], and the pH for this solution.

Physics
Two masses, m1 = 25.0 kg and m2 = 45.0 kg, are attached by a massless rope over a massless pulley as shown above?The angle of the frictionless incline is 27.0 degrees . Assume that m2 starts at rest and falls a vertical distance of 3.00 m. Assume m1 also starts at rest and the...

probability/Geometry
of the 400 doctors attending a conference 240 practice family medicine and 130 were from countries outside the US.1/3 of the family medicine practitioners were not from the US. Whats the probability that a doctor practice family medicine or is from the US? not form the US? ...

2 questions really urgent
sorry i have 2 more questions: what happens when a contour line crosses a river: stays flat, bends upstream , stops why do contour lines never cross eachother: they each represent a different elevation, the map would be too confusing, you cant tell the shape of the land please...

1 question, really urgent
omg thanks :)

1 question, really urgent
if its 12:30pm in vancouver what time is it in Goose Bay labrador

Math OMG
what is 3/5 of 65?

science
tell me about beluga whale pods not beluga whales.

Chemistry
How many grams of H2(g) can theoretically be produced from a 5-g sample of magnesium metal and excess HCl(aq)?

e-commerce
what do they mean by cite the ethical dilemmas involved

Higher Chem
A 0.5537-g sample containing oxalic acid required 21.62 mL of 0.09377 M NaOH for titration. If the reaction is H2C2O4 + 2NaOH  Na2C2O4 + 2H2O, calculate the % H2C2O4 in the sample.

government
What are two alternatives for the high case load fo the supreme court?

math
The equation of linear funtions

Oh!!!!!! Yes I may have had a typo for number 7... I meant acaso... OK muchas gracias Sr! You've helped me a lot! Thanks for the help :)!

oh MUCHAS GRACIAS! :D pero what does "¿acoso -o- acaso?" and "¿te - o- me -o- le?" mean???

Help please, are all my answers correct? Distingue entre todos los usos con se en las oraciones a continuación. 1) Allí es donde _______ coches/carros/autos de Europa. Vamos mañana para buscar uno para comprar. A) fueron vendidos B) se venden C) se me ...

Spanish
Help please, are all my answers correct? Distingue entre todos los usos con se en las oraciones a continuación. 1) Allí es donde _______ coches/carros/autos de Europa. Vamos mañana para buscar uno para comprar. A) fueron vendidos B) se venden C) se me ...

Spanish
Help please, are all my answers correct? Distingue entre todos los usos con se en las oraciones a continuación. 1) Allí es donde _______ coches/carros/autos de Europa. Vamos mañana para buscar uno para comprar. A) fueron vendidos B) se venden C) se me ...

physics
2.34m/s^2

Math
The area of a square table is 64cm. Find the perimeter of the sqare table.

50 lb bags @ \$12.50/bag Fixed Costs: \$68,000 Variable Costs \$.15/lb Annual Interest Expected \$7500 A. What is the break-even point in bags? B. C.

re-drwls-geography
thanks for your help i would have labelled my question geology but it is for geography sorry

geography gcse
1)Why do some glaciers have more than one medial moraine? is it because they are formed by two lateral moraines and has more than one source. 2)where does most of the lateral moraine come from? is it from the valley sides 3)why is the terminal moraine often the highest and the...

SraJMcgin-enviromental studies
just to say thankyou!

college
How many milliliters of 0.100 M KOH would you need to titrate 25.0 mL of the oxalic acid solution

math
where you see x in the original equation sub the number in the bracket xfor for eg, k(0) = 0 + 2 = 2 k(1) = 1 + 2 = 3

physics
how would you calculate altitude given airspeed, rate of descent and time? I'm trying to find the change in altitude

History
Yes

Statistics
A test of 60 youths and 140 adults showed that 22 of the youths and 10 of the adults were careless drivers. Use a 1% level of significance to test the claim that the youth percentage of careless drivers is higher than the adult percentage. Next find the 99% confidence interval...

social studies
how many people have joined alberta since 2009 ?

social studies
what is the population of alberta 2010

social studies
I need to know plants vegetation in alberta

social studies
I need to know lots of animals that live in alberta and about thier lives.

Chemistry
What is the bond energy of SO3 in kj/mol . What is the bond length

Recycling speech
Research more.

science
are the cells of a many celled organism more or less effiecient than a one-celled organism and why

Physics
A toy coat is carrying a steel weight in a swimming pool. If the steel weight falls of the boat and into the pool, does the water level of the pool rise, fall, or remain the same?

Physics
I need help with the same thing.

to move it

must there be an unbalanced net force acting on any moving object?

math
how do i find the lentgh of the radius given the volume and height useing 3.14 example v=314ft3 h==25 ft Please show me how to do it

math
show me how do find volume i know it is base x height but then what? example 20 cm wide 17cm high and how do i bring it to nearest cubic unit. I am in 6th grade. thank you

geography brazil
the new capitol of brazil was built in the interior called------- its purpose to get people to move. brazil is the largest -----in south america i thought it was country but it begins with an n. thank you

science
what 4 contributions did Galileo make to our understanding the solor system? i know one was the telescope the other he found 11 moons on jupiter whatare the other 2

science
thank you

science
explain why earth has a moon

i am in the 6th and learning but stuck on this big one. NANCY IS GOING ON A TRIP THAT COST 4800.00 PLUS 216. FOR TAX SHE IS DEPOSITING 1200. SHE WILL PAY IT OFF IN 24MONTHS WHAT ARE HER PAYMENTS? i KNOW THE ANSWER BUT DO NOT KNOW HOW TO WRITE IT AS AN EQUATION, pLEASE SHOW ME...

MATH
Posted by polly on Wednesday, November 19, 2008 at 9:46pm. i am in the 6th and learning but stuck on this big one. NANCY IS GOING ON A TRIP THAT COST 4800.00 PLUS 216. FOR TAX SHE IS DEPOSITING 1200. SHE WILL PAY IT OFF IN 24MONTHS WHAT ARE HER PAYMENTS? i KNOW THE ANSWER BUT ...

math
i am in the 6th and learning but stuck on this big one. NANCY IS GOING ON A TRIP THAT COST 4800.00 PLUS 216. FOR TAX SHE IS DEPOSITING 1200. SHE WILL PAY IT OFF IN 24MONTHS WHAT ARE HER PAYMENTS? i KNOW THE ANSWER BUT DO NOT KNOW HOW TO WRITE IT AS AN EQUATION, pLEASE SHOW ME.

history
I am doing a project on 1832 Reform Act in Britain. Can you recommend some websites. I have found some already but I need more information. Thanks.

I APPRECIATE THAT

diagramming the sentence LATE IN THE EVENING ROBERT CAME LATE TO DINNER RIDING ON JOHN'S HORSE AND WE GAVE HIM HAM AND SOME BOILED BEANS THANK YOU BUT WHAT IS RIDING ON JOHN'S HORSE?

WHAT HAPPENS TO THE REST OF THE STUFF? i NEVER DID THIS EXCEPT A SUBJECT AND VERB WHAT ARE ALL THESE OTHERS? i THANK YOU FOR RESPONDING

diagramming the sentence LATE IN THE EVENING ROBERT CAME LATE TO DINNER RIDING ON JOHN'S HORSE AND WE GAVE HIM HAM AND SOME BOILED BEANS THANKS

is division distributive over addition? or does it depend on the example

math
i want to know if division distributive over addition??? and why?? or does it depend on the example??

i figured it was 1+0=1-0 but i thought that was too easy.

A+B = A-B what are A and b

science
how does heat flow and movement of material within Earth move the continents,cause earthquakes and volcanic eruptions and create mountains

social studies
what countries did portugal colonize

science matters
white phosporous ignites easily is that chemical or phsyical

science properties
graphite is a good lubricante is that physical or chemical

earth
strontium working with water is it physical or chemical

science
a glass is partially filled with water. Five ice cubes are placed in the glass, causing the level of the water to reach the rim of the glass. Which of the following statments best explains the increase in water level? A)The volume of the sumerged ice is equal to the volume of ...

science
how does one determine the mass and volume of a small but heavy rock? what tools could i use? what would be the units of measure for volume and mass

science
a glass is partially filled with water. Five ice cubes are placed in the glass, causing the level of the water to reach the rim of the glass. Which of the following statments best explains the increase in water level? A)The volume of the sumerged ice is equal to the volume of ...

arithmetic
i have equal amounts of quarters,dimes nickels pennies the value can be any except what 1.23 1.68 2.46

arithmetic
a triangle with a whole number sides has a perimeter 6 how many sides have the same lenght

arithmetic
the average degree measure of the angles of a triangle is

arithmetic
what is the difference between the area and the perimeter of a square with a sidelength 6

science
an observation involving numbers??

science
what is an observation involving numbers the second and third letters are u and a _ua__ _t_t_ _ _

science
I want to Thank Dr. Bob 222

science
create data

science
the scientific method fill in the blanks thank-you

science
-------------------a hypothesis organize the------------- state the---------------------the problem choose a ---------------- test your------------------ write the---------------------

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