Thursday

July 31, 2014

July 31, 2014

Total # Posts: 648

**4grade math**

the temperature on july 23rd was 15'C warmer than it was on june 23rd in a city. if the temperature was 29'C on june 23rd, then what was the temperature in that city o july 23rd? number model_____________'C

**4 grade mat**

write the missing number to make number sentence true. ______=(25/5)+(8*4) next on i dont get it what is (20 DIVIDE 4) dIVIDE =5

**4 grade math**

i have a question on this problem? write true if is true, False if it is false? (6*5)/3 and 15>(7*6)*(10-9)

**physics**

1) Two boxes are placed are placed side by side on a frictionless surface so that they touch each other. Box A has a mass of 4 kg. Box B has a mass of 12 kg. A constant force of 24 N is applied to box A. What force does box A exert on box B?

**4 grade math**

i have a question on a math problem, please#1 explain why 7*8 is not a number sentence. Next question is write two true number sentence. thank you!

**Algebra**

Find the equation of the line perpendicular to the line passing through (2,4) and (3,7)

**Algebra**

Find the equation of the line passing through (-5, -4) and parallel to the line passing through (-3,2) and (6,8)

**Algebra**

The height of a rocket fired vertically into the air from the ground is given by the formula h(t) = -16t (2nd power) + 384t + 4, where t is measured in seconds. How long will it take to reach its maximum height and what is the maximum height reached by the rocket

**Calc**

that is what i am having trouble with =/ i got 96= 160t-16t^2 and i dont know how to factor. so i tried -16t^2+160t-96 and used the quadratic formula and i got two answer: .6 and 9.4...i do not know what i am doing wrong, but i really need help finding t when it's 96 feet....

**Calc**

*Revised* If a ball is thrown vertically upward with a velocity of 160 ft/s, then its height after t seconds is s = 160t - 16t^2. What is the velocity of the ball when it is 96 ft above the ground on its way up? (Consider up to be the positive direction. Round the answer to on...

**Calc**

If a ball is thrown vertically upward with a velocity of 160 ft/s, then its height after t seconds is s = 160t - 16t2. What is the velocity of the ball when it is 96 ft above the ground on its way up? (Consider up to be the positive direction. Round the answer to one decimal p...

**math**

Evaluate. Remember the order of operations. Give your answer as a fraction in simplest terms. (-15)(6-4 divided by 2) + (-3)3rd power __________________________________ 6 / (4-11) my answer was -87/-0.85714 which does not look right. Any help is appreciated

**Physics**

how did you translate 0.0019 radians/sec into minutes?

**math**

At what rate will $300 yield 67.50 interest in 4 years and 6 months?

**math**

$1000buys how many bushels at 1.331/2?

**math**

2,514 barrels at 5.831/3 is how much?

**math**

how do you find 2/3 of a penny? the problem is 276 yards at 162/3 cents?

**Statistics**

A tire manufacturer wishes to set a minimum mileage guarantee on a new set of tires. The mean is 67,900 with a standard deviation of 2,050. The manufacturer wants to set a minimum guaranteed mileage so that no more than 4% of the tires will have to be replaced. What should the...

**algebra**

A student threw a ball directly upward from the balcony of a building. The height of the ball as measured from the ground "t" seconds after it was thrown, is given by the expression h= -16t(2nd power) + 64t + 768 When does the ball reach the ground?

**Algebra**

Simplify the following [2x / (3x (2nd power) - 5x - 2] + [(x-1) / (x (2nd power) -x - 20)]

**Algebra**

Solve the following 2x (2nd power) + 5x - 12 = 0

**Alegebra**

Solve the following equation for x 2y = x / (y + x)

**Algebra**

Factor each of following expressions x (4th power) - x (3rd power) - 6x (2nd power (a-b)(2nd power) - (a 2nd power + b) 2nd power

**algebra**

Simplify the following expression 2(3 x - 2)(2nd Power) - 3x (x + 1) + 4

**Math**

Simplify the following expression 2(2x - 2)2 - 3x(x + 1) + 4

**geometry**

how do you find the cube root of a number?

**geometry**

What is the diameter of a wheel whose area is 264 square inches?

**5th grade math**

what is a letter in the alphabet with 3 acute angles and 2 obtuse angles? I think it is X.

**biochemstry**

pyruvate

**geometry**

A, B, C and D are collinear, points c x y z are collinear, AB = BC = CX YZ, AD = 54, XY = 22, and XZ = 33 i need help ho to figure this out

**geometry**

if ab=bc=cx=yz,ad=54,xy=22,and xz=33 how do i find the indicated lenght

**project management**

I to create a proposal for a customer

**math**

That would come under Owners Equity

**literature**

help with quiz 00779000 is the answer to question 3 a In "shall i compare Thee to a Summer's Day?

**math**

it says surface area and use 3.14 for pi

**math**

how do you find volume of a rectangle?

**eighth grade math**

omg thank you so muchhh!!!

**6th grade**

what are the best materials to use to build a coliseum for a school project?

**History**

In granting or gaining of civil rights to or by many groups in America, what were the 3 most important? Why were they the most important?

**spelling**

sprinkle

**intro tobusiness**

Thank you for your response.

**intro tobusiness**

competitive pricing increase market in low market areas target specific group better plan package than competition word of mouth from satisfied customer customer relations management advertising on the internet direct mail promotions

**intro tobusiness**

objective:increase market share by 5% in telecommunications industry. Identify at least 5 key activities management information system required to accomplish objection and list 3 Management information system resources that will that will be required to complete the identified...

**math**

50

**Finance**

You have a chance to buy an annuity that pays $1100 at the end of each year for 3 yeas. You could earn 3% on your money in other investments with equal risk. What is the most you should pay for the annuity?

**college**

What if your corp sales last year were $300000 and its net income after taxes was $22000 what was its profit margin on sales?

**Medical**

If HIPAA rules are stricter than state law, which standard should you follow and why? What if the state law was stricter?

**Accounting**

what are the outside factors upon which the conclusions drawn from financial statements and financial statement analysis are reliant? Please help!! I'm trying to finish a VERY long accounting paper and got stuck with this question, have no clue, someone please help!! Thanks

**Algebra**

3e+9/a what does this mean

**Health Research Project**

I put purging of arachaic or inccurate information into the google search box. Look for netsearch. Good luck

**math**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different?

**algebra**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression for your classmates to simplify. Consider participating in the discu...

**math**

which choices correctly represent numbers in base seven. (a)575 base seven (b) 656 base seven If one is incorrect write it so it is correct.

**Algebra**

Factor the polynomial completely. 18a^4b - 98b^3 i can usually factor good but the double variable is messing me up.

**Science**

How is density expressed

**algebra**

Oh sorry I will do that right now. Thank you.

**algebra**

How do you determine if a polynomial is the difference of two squares? This is the only information given. Sorry there isn't more, thank you for helping.

**algebra**

How do you determine if a polynomial is the difference of two squares?

**math**

i got 4.5. Did i do that right?

**Math**

I think i may have found out teh right answer but a little different then you did. Can you check this and tell me if im right pls? I got 3.2 hours as my answer. the way i did it was more of drawing it out then eqaution. when the 2nd train starts the 1st is already 64km away. E...

**calculus**

R^0.5-90=0

**math**

Well 1, how old are you?

**columbus**

Other things equal, a decrease in real interest will

**math**

temperature dropped from 4 degrees to -18 degrees, how many degrees did it drop

**com 150**

i need help in finding 3 credible sources for healthy eating

**contemporary math**

where can I learn the basics of contemporary math? I have a hard time figuring this stuff out

**mathmetics**

5x2+13x+6

**how to write a check**

One thousand four hundred sixty-four and 00/100 Or Fourteen hundred sixty-four and 00/100

**math**

.25($118,250.00) c) How much money will rent and utilities cost

**Literature**

suppose your've just read a romance novel that has stock character and a happily ever after ending .what kind of literature were you probably reading

**Literature**

because bernice change during the course of bernice bobs her hair', she's said to bea- character

**health homework**

what is the correct sequence of nerves you feel when someone tickling the back of the leg? sacral plexus,spinal cord, thalamus,brain stem, cerebrum. Is this right?

**medical coding**

Medication practices. Should written policies be developed for abbreviation usage? If yes, what should the policies contain? If no, explain.

**social studies**

In which decade did the numbers of catholic/jews first exceed the number of protestants?

**science**

What does hermatypic mean? in words I can grasp. over my head and under my bed

**science**

What are the major threats to coral today? Why should we care?

**science**

What is the connection between coral reefs and mangrove habitats?

**Philosophy**

What are the twelve questions in the Myth of Adape

**math help**

Solve the system by substitution. x-5y=2, 2x+3y=17

**math**

The sum of two numbers is 76. The second is 8 more than 3 times the first. What are the two numbers?

**math**

In a town election the winning candidate had 220 more votes that the loser. If 810 votes were cst in all, how many votes did each candidate receive?

**English**

What could I use to substitute this phrase: It seems as though I want to use something else to say the same thing ..

**spanish**

Cambie las frases en el presente a mandatos familiares. Incluya los pronombres cuando sea posible. MODELO: No comes los dulces. -> No los comas. 1. Tienes prisa. 2. Te duermes temprano. 3. Haces la cama.

**spanish**

Cambie las frases en el presente a mandatos familiares. Incluya los pronombres cuando sea posible. MODELO: No comes los dulces. -> No los comas. 1. Tienes prisa. 2. Te duermes temprano. 3. Haces la cama.

**Spanish**

Question #3 Cambie las frases en el presente a mandatos familiares. Incluya los pronombres cuando sea posible. MODELO: No comes los dulces. -> No los comas. 1. Tienes prisa. 2. Te duermes temprano. 3. Haces la cama.

**Science**

What is the Law of conservation of matter?

**algebra**

Find the slope of the line through the following pairs of points (-5,4)and (2,4)

**Intermediate Algebra**

The ratio of 7 more than a number to 2 less than that number is 13/4. Find the number

**chemistry**

I have two problems that I'm stumped on. I know the correct anwers but I'm having problems coming up with the co rrect anwsers. Here are the problems: 1) Magnesium has a density of 1.7g/cm^3 and iron has density of 7.9 g/cm^3. A block of iron has a mass of 819g. What i...

**chemistry**

A starship is crusing the interstellar with a velocity of 2174.799173 miles per second. How far would the starship have traveled in 2 years, 9 days and 4.50 hours? I've spent several hours on this problem and still I cannot come up with the correct answer. So, how do I sol...

**CHEMISTRY**

A 40.0g SAMPLE OF AN ELEMENT COMBINES COMPLETELY WITH ANOTHER ELEMENT TO MAKE 112.2 OF A COMPOUND. WHAT MASS OF THE SECOND ELEMENT REACTED? hOW TO i GO ABOUT SOLVING THIS PROBLEM?

**CHEMISTRY**

WHEN A 50.0g SAMPLE OF AN ELEMENT COMBINES COMPLETELY WITH ANOTHER ELEMENT TO MAKE 78.4g OF A COMPOUND. WHAT MASS OF THE SECOND ELEMENT REACTED? HOW TO i SOLVE THIS PROBLEM?

**chemistry**

A 2.760 g sample of carbon was burned, yielding 10.120g of carbon dixode. How many grams of oxygen was taken up by the reaction? What ofrmula would I use to solve this problem?

**Math**

Jose, I do not understand your answers

**Math**

Write Each rational number in the form a/b where a and b are integers and b is not equal to 0. 1) 5 1/3 2) 73 3) -0.21

**Math**

is 35 pie an irrational number?

**math**

What is a finite, infinite and an empty number?

**math**

how would you change 0.3 into a fraction

**Algebra 1**

Use the quadratic formula to find the x value that will solve the equation 2x^2-3x+10=0

**Math**

I got 13 1/4. Could you show me how you got 14 1/4 please.

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