Tuesday

December 6, 2016
Total # Posts: 446

**College algebra**

Sample of 500gms radioactive substance decays according to the function A(t)-500-0.044t where t is the time in years. How much of the substance will be left in the sample after 20 years?round to the nearest whole gram

*November 12, 2016*

**math**

A plane travels at a rate of 425 miles per hour. Write an expression to show the distance it travels, if t represents hours.

*November 9, 2016*

**Ged**

A sandbox is 3/3/8 feet, WHat is the width of the sandbox? My answer is. 3/3/8 × 4:= 27/2

*October 25, 2016*

**Science**

If a train is traveling 200km/h east and a bee is traveling 20km/h west, can the bee stop the train

*October 5, 2016*

**math**

20 - 0

*August 24, 2016*

**Math **

Find 1/8 of 12. Express the answer in simplest form? 1/8 - 12 = 95/8=11/7/8

*August 9, 2016*

**Math**

Describe two ways to show the expression 5×3/4. My answer is. 15/4. 5×3/4. 5/1×3/4. I don't know how to write expression.

*July 27, 2016*

**Math**

Write a real-life situation that can be modeled by the expression 5x 3/4

*July 26, 2016*

**Algebra**

The cost T in hundreds of dollars of tuition and fees at many colleges can be approximated by t=1/2c+5 where C is the number of credits for which a student registers graph the equation and use the graph to estimate the cost of tuition and fees when a student registers for 2 ...

*June 24, 2016*

**chemistry**

Calculate the loss in mass if 20.2g of KNO3 crystals was completely decomposed(K=39,N=14,O=16

*June 2, 2016*

**Math**

If a class has a population where 5% of the students have red hair and 12% have blonde hair, what's the probability that if we select one student at random that they'll have either red or blonde hair?

*March 16, 2016*

**Math**

x^-1/2(x+3)^1/2+X^1/2(X+3)^-1/2 x^-1/2/(X+3)/2 +X/2(1/2(X+3))

*May 18, 2015*

**Psych Statistics**

Im trying to use Tukey's HSD but I don't know how to get the qk part of the formula?

*May 11, 2015*

**math**

sketch and label all possible rectangles with a perimeter of 30 cm and sides whose lengths are whole numbers help me tell my son what to do I don't understand

*October 14, 2014*

**Math**

The first digit of two different numbers is in the hundreds millions place. Both numbers contain the same digits. Can you determine the greater of the two numbers and Explain.

*August 28, 2014*

**Finance**

It is $50 million for FY14 and $95 million for FY15

*August 1, 2014*

**Math**

2 sides of a triangle are consecutive odd integers. The third side is twice as long as the shortest side. The perimeter is 22. Find the length of the shortest side. I guessed A+b+c=22 and that's as far as I got

*June 11, 2014*

**English**

Yes and yes

*June 11, 2014*

**algebra**

Find the Absolute Value of the following numbers; 12. {8} 13. {-9} 14. {-2/3} 15. {5.6}

*May 28, 2014*

**math**

A plane travels at a rate of 425 miled per hour. Write an expression to show the distance it travels if t represents hours.

*May 16, 2014*

**Math**

The minute hand of a clock is 6 inches long and moves from 3 o clock to 5 o clock. how far does the tip of the minute hand move. Express your answer round to two decimal places. Can you solve this?

*April 21, 2014*

**math**

Determine whether the given quadratic function has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point.f(x) = x2 + 2x - 9

*February 10, 2014*

**Physics**

Going down

*November 2, 2013*

**health care policy**

How do I format an essay with three sources. show an example

*October 4, 2013*

**health care reform**

Why did President Clinton's health reform plan in the 1990's never pass?

*October 4, 2013*

**science**

BETWEEN THE TRACHEA AND THE ESOPHAGUS AND THE TRACHEA THERE IS A FLAP of skin called epiglottis wath is it for?

*September 5, 2013*

**statistics**

Suppose test scores follow a normal distribution with ì= 80 and ó = 5. Calculate the z-score for a score of 90.

*August 15, 2013*

**physics**

A 600 kg dragster accelerates from rest to a final speed of 120 m/s in 400 m (about a quarter of a mile) and encounters an average frictional force of 1200 N. What is its average power output in watts and horsepower if this takes 7.30 s?

*July 9, 2013*

**Early childhood education**

which one of the following examples is the first step in the cognitive process called categorization

*July 7, 2013*

**physics**

A basketball player is running at 5.10 m/s directly toward the basket when he jumps into the air to dunk the ball. He maintains his horizontal velocity. (a) What vertical velocity does he need to rise 0.800 meters above the floor

*June 23, 2013*

**Math**

I am in third grade and have a word problem that I don't understand. There is a picture of a retangular window with 12 little squares inside divided by wood. The question is how many feet of lights would be needed to hang around five windows like this one. There are no ...

*April 9, 2013*

**social studies**

Which of the resolutions at Seneca Falls Convention was most inspired by women’s inability to own property? A.desire for improved education in order to understand property contracts B. belief that women should have voting rights in order to change property laws C. wish ...

*March 13, 2013*

**Algebra-help please**

Now I understand - I only asked for an explanation...I would have put those into place if I wasn't confused...thanks for the help..didn't mean to bother anyone!

*February 1, 2013*

**Algebra-help please**

I already asked this question once about the absolute value of 3x-2=8 and absolute vale x+1=1....value of x?...and the answer I received was does 0 or -2 satisfy both ....they dont...so is it no solution? Please help - I do not understand this problem....Thanks

*February 1, 2013*

**Alg. - Steve please help**

Steve I already asked you the question about the absolute value of 3x-2=8 and absolute vale x+1=1....value of x...and your answer was does 0 or -2 satisfy both ....they dont...so is it no solution?

*February 1, 2013*

**Algebra-help**

Thank you very much

*February 1, 2013*

**Algebra-help**

Now I understand....thank you so much!

*February 1, 2013*

**Algebra-help**

8. Tina and Jim each work at a different car wash. Tina is paid $37 per day plus $1.50 for each car she washes. Jim is paid $40 per day plus $1.00 for each car he washes. Write an expression that represents the amount Tina is paid each day given the number of cars (c) she ...

*February 1, 2013*

**Algebra-help**

Steve is it no solution?

*February 1, 2013*

**Algebra-help**

no they don't..I thought these were easy normally - feeling confused

*February 1, 2013*

**Algebra-help**

7. | 3x - 2 | = 8 and | x + 1 | = 1 What value of x satisfies both equations above? please show your work. I do notunderstand this. Thank You

*February 1, 2013*

**Algebra-help**

Sorry that was my brother - thinking he was funny

*February 1, 2013*

**Algebra-help**

Thank you Ms. Sue

*February 1, 2013*

**Algebra-help**

Jordan decides to start a garden care service. He plans to charge $20 for the first hour and $10 for each additional hour that he spends working on a garden. He works 5 days a week and takes care of one different garden each day. How many hours will he need to work if he wants...

*February 1, 2013*

**History: Please check answer**

Thank You.

*February 1, 2013*

**History: Please check answer**

3. The CIA participated in the Cold War by helping design efficient weapons systems. carrying out secret operations in other countries. spying on the Soviet Union. helping the president determine foreign policy. I think the answer is B. Thank You

*February 1, 2013*

**Spaish**

How do you say this in spanish? "I have just ate" I thnk it's like this- "Acabo de comer" How do you say this in spanish? "We have just danced" I think it's like this- Acabamos de bailamos. Thank You

*January 31, 2013*

**Spanish**

Ok. Thank You.

*January 31, 2013*

**Spanish**

What is SRA?

*January 31, 2013*

**Spanish**

How do you say this in spanish: "The resturant is next to the supermarket" Thank you I think it's like this: El restaurante está al lado del supermercado.

*January 31, 2013*

**Soanish**

How do you say i spanish: "The hospital is far from the house" Thank You

*January 31, 2013*

**History**

Answers: 1.)D 4.)C 1. In China’s civil war, the United States backed the Communists, led by Jiang Jieshi. the Communists, led by Mao Zedong. the Nationalists, led by Mao Zedong. the Nationalists, led by Jiang Jieshi. 4. What was one place on the globe where the Cold War ...

*January 30, 2013*

**History**

I can't seem to find the answer anywhere. Please help. 2. What is the shape of the water molecule? A.) linear B.) tetrahedral C.) trigonal planer D.) bent

*January 30, 2013*

**Spanish: please tell me what this says**

Thank you.

*January 30, 2013*

**Spanish: please tell me what this says**

how do you write these sentences in spanish? what do you do on thursday? I study and watch television. What do you do on tuesday? I play basketball and do school work. what do you do on saturday? I sleep in and relax. Thank You

*January 30, 2013*

**Spanish: please tell me what this says**

que haces este el jueves? Estudio y ver la television. Que haces el martes? Escuela trabajar y jugar baloncesto. Que haces el sabado? Dormir y relajarse. Thank You

*January 30, 2013*

**Math: Check Answers**

Thank You.

*January 29, 2013*

**Math: Check Answers**

1. How can this product be simplified? 5x^2(2x – 3) 5x^2 + 2x – 3 10x^3 – 15x^2 –5x^2 7x^3 – 15x^2 2. What is the GCF of the terms of 8c^3 + 12c^2 + 10c ? 2 4 2c 4c 3. How can the polynomial 6d^4 + 9d^3 – 12d^2 be factored? 3d^2(2d^2 + 3d – 4...

*January 29, 2013*

**Math: Check answers**

Thank You very much. And Thank You for showing me how to do the exponents.

*January 29, 2013*

**Math: Check answers**

1. How can this product be simplified? 5x2(2x – 3) 5x2 + 2x – 3 10x3 – 15x2 –5x2 7x3 – 15x2 2. What is the GCF of the terms of 8c3 + 12c2 + 10c ? 2 4 2c 4c 3. How can the polynomial 6d4 + 9d3 – 12d2 be factored? 3d2(2d2 + 3d – 4) 3d2(3d2 + 6d...

*January 29, 2013*

**Math: Please check my answers**

1. What is the degree of the monomial 3x2y3? 2 3 5 6 2. What is the simplified form of 8b3c2 + 4b3c2? 12bc 12b3c2 12b6c4 12b9c4 3. What is the simplified form of (4j2 + 6) + (2j2 – 3) ? (1 point) (0) 6j2 – 3 (1) 6j2 + 3 (0) 6j2 + 9 (0) 4j4 + 3 4. What is the ...

*January 28, 2013*

**English Please help**

I am very thankful for the help that you guys have always given me, but just because Ms. Sue hasn't read the story doesn't mean somebody else can't help me. I was just trying to get help. Thanks anyway.

*January 25, 2013*

**English Please help**

I wanted a second opinion.

*January 25, 2013*

**English Please help**

1. Why is there no charity in Mithila? A.) No one in the country is need of it. B.) The poor can collect the cast-off C.) jewelry for money. D.)The wealthy are greedy and do not give to the poor. No one is wealthy enough to give to others. 2. Why does Sita feel ill after ...

*January 25, 2013*

**English ( Another evening at the club) **

1. Why is there no charity in Mithila? A.) No one in the country is need of it. B.) The poor can collect the cast-off C.) jewelry for money. D.)The wealthy are greedy and do not give to the poor. No one is wealthy enough to give to others. 2. Why does Sita feel ill after ...

*January 25, 2013*

**Math**

5. Suppose that the volumes of four stars in the Milky Way are 2.7 × 1018 km3, 6.9 × 1012 km3, 2.2 × 1012 km3, and 4.9 × 1021 km3. What is the order of the stars from least to greatest volume? A.) 2.7 × 1018 km3, 6.9 × 1012 km3, 4.9 × ...

*January 24, 2013*

**Chemistry**

Thank you - just misread the question...

*January 24, 2013*

**Chemistry**

2. Suppose that the amount of algae in a pond doubles every 4 hours. If the pond initially contains 90 pounds of algae, how much algae will be in the pond after 12 hours? A.)720 pounds B.)360 pounds C.)1,440 pounds D.)114 pounds I think the answer is D. Please help. Thank You.

*January 24, 2013*

**Social Studies**

Thanks. Wht is #8?

*January 24, 2013*

**Social Studies**

6. How did the Dust Bowl affect farmers? A.) Crop prices rose and farmers grew rich off of the profits. B.) The Dust Bowl was in the city and didn’t affect farmers. C.) Farmers lost their crops and left their farms in search of work. D.) Farmers were entertained by the ...

*January 24, 2013*

**Spanish (please help)**

1. Write the verb form for: yo/hacer. 2. Write the verb form for: ellos/hacer. 3. Write the verb form for: nosotros/hacer. Thank You

*January 24, 2013*

**Spanish (Please help)**

Is #1 yo/hago?

*January 24, 2013*

**Spanish (Please help)**

1. Write the verb form for: yo/hacer. 2. Write the verb form for: ellos/hacer. 3. Write the verb form for: nosotros/hacer. Thank You.

*January 24, 2013*

**Spanish. PLEASE HELP.**

I have know idea what the answers are. Please help me. THANK YOU!! 1. Write the verb form for: yo/hacer. 2. Write the verb form for: ellos/hacer. 3. Write the verb form for: nosotros/hacer. Thank You.

*January 23, 2013*

**Math**

Thank You.

*January 20, 2013*

**Math**

Part 1: How are exponential growth and decay present in the real world? Give at least 2 examples for exponential growth and 2 examples of exponential decay. Thank You.

*January 20, 2013*

**Chemistry help please**

At pressures greater than 60,000 kPa, how does the volume of a real gas compare with the volume of an ideal gas under the same conditions? A.)It is much greater. B.)It is much less. C.)There is no difference. D.)It depends on the type of gas. I think it is A. Thank You.

*January 20, 2013*

**Math**

Thank You.

*January 17, 2013*

**Math**

Part 1: How are exponential growth and decay present in the real world? Give at least 2 examples for exponential growth and 2 examples of exponential decay. Part 2: View and comment on the work of at least 2 other students. Try to choose students whose work is based on ...

*January 17, 2013*

**Chemistry**

At pressures greater than 60,000 kPa, how does the volume of a real gas compare with the volume of an ideal gas under the same conditions? A.)It is much greater. B.)It is much less. C.)There is no difference. D.)It depends on the type of gas. I think it's A. Thank You.

*January 17, 2013*

**Math**

Thank You.

*January 17, 2013*

**Math**

What is the graph of the function? y = 2 · 2x How would I graph this. I don't understand it. Thank You.

*January 17, 2013*

**Math**

So the answer is D? Thank You.

*January 17, 2013*

**Math**

Suppose an investment of $2,300 doubles in value every decade. The function F(X)= 2300 * 2^X gives the value of the investment after x decades. How much is the investment worth after 2 decades? A.)$2,355,200 B.)$92,000 C.)$46,000 D.)$9,200 I think the answer is C. Thank You.

*January 17, 2013*

**Math**

Thank You.

*January 17, 2013*

**Math**

Suppose a population of 160 crickets doubles in size every month. The function F(X)= 160 * 2^X gives the population after x months. How many crickets will there be after 2 years? A.)2,684,354,560 crickets B.)640 crickets C.)7,680 crickets D.)655,360 crickets I think the answer...

*January 17, 2013*

**Math**

So is the answer NO? Thank You.

*January 17, 2013*

**Math**

Does the table represent a exponential function? x 1 2 3 4 y-1 -8 -27 -64 A.) Yes B.) No I think it's yes but not sure. Thank you.

*January 17, 2013*

**Math**

A fraction reduces to 36. If its denominator is 6x5, what is its numerator? A.)63x B.)63x5 C.)6x5 D.)67x5 I think the answer is B. Thank You.

*January 16, 2013*

**Math**

Thank you. is there anyway i can get the rest of the answers.

*January 16, 2013*

**Math**

Which of the following is equivalent to x^5 y^2/xy^2 when =/ 0 and y =/ 0 ? (1 point) A.) X^6 Y^5 B.) X^5 Y C.) X^4 Y D.) X^4 I don't even have a good guess. Thank you.

*January 16, 2013*

**Math**

Which of the following statements is not true regarding operations with exponents? A.)To divide powers with the same base, subtract the exponents. B.)To subtract powers with the same base, divide the exponents. C.)To multiply powers with the same base, add the exponents. D.)To...

*January 16, 2013*

**this is actually math**

Thanks

*January 16, 2013*

**English**

Which of the following is equivalent to x^5 y^2/xy^2 when =/ 0 and y =/ 0 ? (1 point) A.) X^6 Y^5 B.) X^5 Y C.) X^4 Y D.) X^4 I don't even have a good guess. Thank you.

*January 16, 2013*

**English**

yes, now I think 1 is c 2 is c 3 is b 4 is a. I think.

*January 14, 2013*

**English**

do you know what number to is?

*January 14, 2013*

**English**

1. George Bernard Shaw criticized The Importance of Being Earnest for A.)being too long. B.)not being funny. C.)not having real substance. 2. Choose the word below that best completes the sentence: He’s incredibly ___________; he just can’t make up his mind about ...

*January 14, 2013*

**Math**

Thank You.

*January 14, 2013*

**Math**

Evaluate 1/2a^–4b^2 for a = –2 and b = 4. A.)2 B.)1/2 C.)3 D.)4 I think it is D. Thabk You.

*January 14, 2013*