Friday

October 21, 2016
Total # Posts: 919

**physics**

A bike wheel is spun until it reaches an angular velocity of 0.200 rad/s. It was spun for 0.720 s. What was its change in angle during this time if it started from rest?

*September 27, 2016*

**physics**

A ferris wheel bucket travels around at 3.40 m/s. The radius of the ferris wheel is 39.8 m. What is the ferris wheel's angular velocity?

*September 27, 2016*

**physics**

An airplane is flying above the Earth's surface at a height of 10.5 km. The centripetal acceleration of the plane is 16.4 m/s2. What is the angular velocity of the plane moving in uniform circular motion? Take the radius of the earth to be 6400 km.

*September 27, 2016*

**physics**

A plane needs to drop supplies off to victims of natural disasters around the world. The first stop is for flood victims but they must drop the box so it lands perfectly on a target. If they are flying at 191 m/s and are 84.0 m above the ground, what distance before the target...

*September 27, 2016*

**Sociology**

What is the basic logic of probability sampling? How do such concepts as homogeneity, heterogeneity, sampling bias, representativeness, and probability of selection fit into this logic?

*September 27, 2016*

**Math**

Thank you Steve.

*September 13, 2016*

**Math**

A man has $8000 invested, part at 4% and the rest at 2.5 %. The annual income from the 4% investment is $34 more than that from the 2.5% investment. How much is invested at 4%?

*September 13, 2016*

**math**

Find the original price of a pair of shoes if the sale price is $ 9 after a 75 % discount.

*September 7, 2016*

**SS**

What is the steps that lead to the outbreak of the cival war?? Could u help me please?

*September 7, 2016*

**Math**

1/3 foot on each side, closet is 3 1/3 feet wide and 6 feet deep?. How many tiles will I need

*September 6, 2016*

**Health**

What do we mean in MALNUTRITION AND MICCRONUTRIENT DEFICIENCY?

*August 30, 2016*

**Algebra**

What is your answer?

*August 29, 2016*

**Math**

I think thanks it was D.

*August 29, 2016*

**Math**

How many decimal places will there be in the product shown below? 23.56 x 14.2=? A:One B:Two C:Three D:Four (My Answer) Am I right?

*August 29, 2016*

**Science**

Do the shoes help the basketball players , run across the court ?

*August 29, 2016*

**L.A**

The K stands for what you already know. The W stands for what you want to know. The L stands for what you’ve learned.

*August 29, 2016*

**College Math**

Ted stops by a club every Friday night and spends $50. He also spends $350 each month on groceries. Ted's spending at the club is what percentage of his groceries expenses. Assume that 4 Friday's per month.

*August 27, 2016*

**Ela**

Thanks!👌

*August 26, 2016*

**Ela**

Proper phrasing is needed when reading aloud to....... A: show expression B:read all of the words correctly C:separate ideas like when speaking Can you help me please? I think its C am I right.

*August 26, 2016*

**Math**

What is the value of 3 in 191.63? Can you help me?

*August 24, 2016*

**Ela**

Thanks😂

*August 24, 2016*

**Ela**

Why do complex sentences differ from compound sentences?

*August 24, 2016*

**Ela**

Don't need help any more but thanks any way!

*August 23, 2016*

**Ela**

Which sentence states a generalization that is valid? Can you help me?

*August 23, 2016*

**Life Orientation**

Dont know:

*August 16, 2016*

**Math**

Can someone please explain this to me in detail? Thank you! To make 4 3/5 cakes, 2/3 pounds of flour is needed. How much flour is needed to make one cake?

*June 12, 2016*

**Math**

Thank you Steven! I did this problem all kinds of ways,but the answer is 0.80 pounds. I'm trying to figure out how the got that. I was up study late,so maybe I missed something simple.

*June 12, 2016*

**Math**

Can someone please explain this to me in detail? Thank you! To make 4 3/5 cakes, 2/3 pounds of flour is needed. How much flour is needed to make one cake?

*June 12, 2016*

**Math**

What is the answer to My hundreds digit is the last odd number. Five less than my hundreds digits is my ones and my tens digit is to more than my ones digit. My thousands digit is three less than my hundreds digit.

*June 9, 2016*

**Science**

The volume of a gas increases from 18.7 m3 to 25.1 m3 while the pressure changes from 1.82 atm to 1.41 atm. If the initial temperature is 353 K, the final temperature of the gas is K.

*June 8, 2016*

**social studies **

What are some external or internal affect in a extended family? Disadvantages in a reconstructed family?

*June 6, 2016*

**social studies **

What are some internal affects in a nuclear family?

*June 6, 2016*

**math **

Find the cost of 3 notebooks and 1 magazine in terms of y, if the cost of 1 notebook is 2y and that of 1 magazine is (y+3) ?

*May 31, 2016*

**math**

A swimming pool in the shape of a right rectangular prism measures 24 feet by 16 feet and is 4.5 feet deep across the entire pool. What is the volume of the swimming pool in cubic feet? --- cubic feet

*May 23, 2016*

**ECED**

How many digital cameras would be needed in the early childhood classroom for children's use in art projects? A. 1 B. 3 C. 5 D. 10

*May 17, 2016*

**math**

A valid point was made though. Some important question do go unanswered, but even then there is no reason for a total spamming.

*May 10, 2016*

**consumer math**

'if I borrowed 1380 for 15 months at 13%APR what will be her monthly payment

*April 30, 2016*

**Astronomy**

Largest redshift basically means that the source was traveling faster than any other objects, relative to our velocity right now, than any other objects in the universe. That makes them one of the oldest. You have to know how large the redshift is in order to compare the ...

*April 29, 2016*

**Social studies (Help Reed or Ms. Sue)**

Good job!!!

*April 29, 2016*

**Science**

Just correcting your grammar. Everything else was correct.

*April 29, 2016*

**Science**

"The more fossil fuels we burn it negatively effects everything." Change to: The more fossil fuels we burn will negatively effect everything. "It causes carbon dioxide that is the main cause for global warming." Change to: It causes carbon monoxide which is...

*April 29, 2016*

**Math**

15 with some ribbon left over

*April 29, 2016*

**math -.-**

x^4+5x^3 _______ 3x^2 How would I do this? I can't seem to figure out how to set this problem up.

*April 29, 2016*

**math**

yeah it division

*April 29, 2016*

**math**

see now im more confused because I don't see how I can factor out x^3

*April 29, 2016*

**math**

x^4+5x3 _______ 3x^2 How would I do this? I can't seem to figure out how to set this problem up. The x^4 is confusing me greatly.

*April 29, 2016*

**Science**

Sounds good to me. :)

*April 29, 2016*

**Cape he loped high school**

:)

*April 29, 2016*

**Cape he loped high school**

L + O = 100 or L = 100 - O 2L + 3O = 240 substitute first equation into second equation: 2(100 - O) + 3O = 240 200 - 2O + 3O = 240 O = 40 cups using first equation: L = 100 - 40 = 60 cups check using second equation: 2(60) + 3(40) = 240 120 + 120 = 240 checks Sold 40 cups of ...

*April 29, 2016*

**Math**

Darin has 5 coins that total 62 cents.what are the coins

*April 28, 2016*

**Social Studies**

Is the answer right?

*March 28, 2016*

**geography **

what are some settlement patterns in the Sahara desert

*March 13, 2016*

**geography **

what are some settlement patterns in the Sahara desert

*March 12, 2016*

**Chemistry**

Calculate the molarity of a solution which contains 0.40 mol of a substance dissolved in 1.6 L of a solution.

*March 8, 2016*

**Chemistry **

Hydrogen sulfide gas burns in the presence of oxygen to produce sulfur dioxide gas and water vapor. Write a balanced chemical equation, including the physical state

*March 2, 2016*

**Art**

What is the answer

*February 17, 2016*

**Art**

You think you should know

*February 16, 2016*

**english**

how does multiculturalism do more harm then good?

*January 31, 2016*

**dips international Jalandhar**

A car travelling at constant speed travel 320 km in 6 hours what distance will it cover in 9 hours

*January 10, 2016*

**Math**

what is the future value of $490 per year for ten years compounded annually at 11%

*December 18, 2015*

**Financial Management**

what is the future value of $490 per year for ten years compounded annually at 11%

*December 18, 2015*

**Algreba**

What is the simplified form of the expression? (2x^6)(3x^1/2) A.6x^13/2 B.6x^3 C.5x^13/2 D.5x^3 I got the answer 3x^7 but that's not one of the answer choices and I'm really lost.

*December 11, 2015*

**Science**

1.)TRUE OR FALSE: Scientific investigations involve testable questions. * True False 2.)Which of the following would not be a reliable place to find research for a scientific investigation? * science journals experts wikipedia textbooks 3.)Why should a scientist reapeat an ...

*December 9, 2015*

**lsue**

the larger of two numbers is 11 more than three times the smaller. the sum of the two numbers is 59. fine the two numbers

*December 7, 2015*

**algebra**

Using the pattern in the table, what is the elevation of the submarine after 3 hours? After 45 minutes? After 0 minutes?

*December 5, 2015*

**math pleaz help quick**

What is the value of (6.6×10^17)−(9.2×10^14)/(4×10^16)? a.16.477 b.164,770 c.−2.29835×10^−2 d.−2.29835×10^2

*December 4, 2015*

**sampling distributions & parameter estimation**

A "Friendliness Test" has a mean of 50 and a standard deviation of 9. Treat these values as parameters. A sample of 9 participants take the test. What is the expected mean? What is the standard error of the mean for samples of size N=81?

*December 3, 2015*

**Math Ms Sue please help me**

thanx damon

*November 30, 2015*

**Math Ms Sue please help me**

select the equation of the line passes through the point (2,6) and is perpendicular to the line x=4. Answers y=4 y=6 x=6 x=2

*November 30, 2015*

**English**

Are the poems 'Annabel Lee' and 'o captain! My captain!' Similar in any way? Kindly compare these poems. Pls help.

*November 29, 2015*

**health**

What is an example of a dissociative drug that distorts perceptions of sight and sound? A. Cocaine B. Heroine C. Ketamine and PCP D. All of the above

*November 20, 2015*

**math**

so would you subtract (-pi/2, pi/2) sin(t)-cos(t) on Wolframalpha? I'm having trouble coming up with the value.

*November 19, 2015*

**math**

Would I then have to subtract the area sin(t)-cos(t)?

*November 19, 2015*

**math**

Find the area of the region. (Round your answer to three decimal places.) between y = cos t and y = sin t for −π/2 ≤ t ≤ π/2

*November 19, 2015*

**math**

If the absolute value of a negative number is 2.78 what is the distance on the number line between the number and its absolute value

*November 18, 2015*

**English 1**

Um i have read the book thank you i just don't understand the questions

*November 12, 2015*

**English 1**

How is H. G. Wells’ fictional world in War of the Worlds similar to the real world?

*November 12, 2015*

**Language arts.**

Idk.... Lol..

*November 12, 2015*

**Language arts.**

Which is the best prediction based on the first three sentences of the selection?

*November 12, 2015*

**Language Art's**

It is "C"

*November 10, 2015*

**math/economics in calculus**

The average cost of manufacturing a quantity q of a good, is defined to be a(q) = C(q)/q. The average cost per item to produce q items is given by a(q) = 0.01q2 − 0.6q + 13, for q >0. I know that the total cost is 0.01q^3-0.6q^2+13q What is the minimum marginal cost? ...

*November 5, 2015*

**math **

The average cost of manufacturing a quantity q of a good, is defined to be a(q) = C(q)/q. The average cost per item to produce q items is given by a(q) = 0.01q2 − 0.6q + 13, for q >0. (a) What is the total cost, C(q),of producing q goods? For this do I just put the ...

*November 4, 2015*

**math**

The total cost C(q) of producing q goods is given by the following equation. C(q) = 0.01q^3 − 0.6q^2 + 13q What is the maximum profit if each item is sold for $9? (Assume you sell everything you produce. Round your answer to the nearest cent.) I know the fixed cost is 0 ...

*November 4, 2015*

**math**

Thank you so much!

*November 4, 2015*

**math**

The second part of this questions asks: Find the quantity which maximizes the profit Please help me solve this part as well. I know that profit is maximized when the derivative of revenue equals the derivative of cost.. but how do I get there?

*November 4, 2015*

**math**

The revenue from selling q items is R(q) = 600q − q^2, and the total cost is C(q) = 150 + 50q. Write a function that gives the total profit earned. It is my understanding that profit = revenue - costs. So when I tried to write the function for total profit earned, I ...

*November 4, 2015*

**math urgent help needed!!**

I am so sorry but this homework is due in half an hour. Please help me! A smokestack deposits soot on the ground with a concentration inversely proportional to the square of the distance from the stack. With two smokestacks 20 miles apart, the concentration of the combined ...

*October 29, 2015*

**Grammar**

Its either the first one or the third one. Now you try to figure out which one it is. Good Luck! :) :-)

*October 28, 2015*

**Resturant/Diner**

Thanks Mary. Any other suggestions?

*October 28, 2015*

**Resturant/Diner**

Make up a name for a restaurant or a diner. Don't ask. Its for an English assignment! :):-)

*October 28, 2015*

**Square Roots (Math)**

Which two square roots are used to estimate √47?

*October 22, 2015*

**Algebra 2**

Did I translate this verbal phrase into an algebraic expression correctly? The product of a number and fifty-five 55x

*October 17, 2015*

**Language Art's**

It's A- Past Participle.

*October 16, 2015*

**math**

Explain how to use hundredths grids to subtract 1.65-0.98

*October 15, 2015*

**Ap physics **

A ball rolls down an incline with an acceleration of 10 cm/s^2. If it starts with an initial velocity of 0 cm/s and has a velocy of 50 cm/s when it reaches the bottom of the ramp, how long is the ramp?

*October 11, 2015*

**Physics**

A 0.3 kg tennis ball is travelling west with a speed of 4 m/s and bounces off a wall. After bouncing, the ball is travelling east at 2 m/s. The tennis ball was in contact with the wall for 0.004 seconds. a) What is the initial and final momentum of the ball? b) What is the ...

*October 6, 2015*

**Physics**

A 0.3 kg tennis ball is travelling west with a speed of 4 m/s and bounces off a wall. After bouncing, the ball is travelling east at 2 m/s. The tennis ball was in contact with the wall for 0.004 seconds. a) What is the initial and final momentum of the ball? b) What is the ...

*October 6, 2015*

**grammar**

Identify the sentence parts by placing the red abbreviations in their correct locations. Put parentheses around the prepositional phrases. Identify the subject, verb, and any complements (direct object, indirect object, subject complement, objective complement).

*September 23, 2015*

**Math**

There are 6 buses transporting students to a baseball game with 32 students On each buss. each row at thebaseball stadium seats eight students if the students fill up all the Rows of seats will the students need altogether.

*September 15, 2015*

**Uma academy math**

Rectangle with length =11cm and width =4cm when both dimensions are trippled

*September 1, 2015*