Friday

September 30, 2016
Total # Posts: 1,372

**Phyical science**

A fire engine is rapidly approaching the corner. Explain what happens to the frequency of the sound wave as the fire engine draws closer. What do you hear? Can some please help

*December 4, 2015*

**vocab**

Smell fish from the ocean

*November 19, 2015*

**algebra**

How do you enlarge the pentagon and its interior segments by a scale factor of 2. Then, enlarge it again by a scale factor of 4?

*November 19, 2015*

**algebra**

How do you enlarge a pentagon and it's interior segments by a scale factor of 2. Then, enlarge it again by a scale factor of 4?

*November 19, 2015*

**Math**

Solve: (x+5 1/2)0.75=5/8 Please show all steps

*November 18, 2015*

**Math**

PEMDAS (Parenthesis, exponents, multiplication, division, [add,subtract which ever comes first]). (3•12)/9= 1st. (3•12) =36 2nd. Now, 36/9= 4

*November 18, 2015*

**Algebra 1**

Ion Have One Yo.

*November 15, 2015*

**Math**

Thank You

*November 13, 2015*

**Math **

Which of the following exponential functions goes through the points (1, 6) and (2, 12)? A.f(x)= 3(2)^x B.f(x)= 2(3)^x C.f(x)= 3(2)^-x D.f(x)= 2(3)^-x

*November 13, 2015*

**math**

Marco is studying a type of mold that grows at a fast rate. He created the function f(x) = 345(1.30)^x to model the number of mold spores per week. What does the 1.30 represent? How many mold spores are there after 4 weeks? Round your answer to the nearest whole number A.1.30 ...

*November 13, 2015*

**Algebra**

3x+x=24 4x=24 _____ 4 X= 6 6x3=18( Mai) Tony has 6 18+6= 24

*November 13, 2015*

**Math**

Suppose just go is selling magazine subscriptions each of the scription cost $20 the company pays the school half of the total sales in dollars the school must also pay a one time fee of $18 right and solve any Quetion to determine the fewest number of the scription that can ...

*November 13, 2015*

**Algebra **

If your truck gets 22 high way miles per gallon and your traveling 250 miles. It takes $50 to fill your tank. Gas is $2.40 a gallon how much are you spending on gas

*November 6, 2015*

**HEALTH PLZ ITS OVERDUE**

2.b and 4.b

*November 1, 2015*

**PS8 math**

7.06+0.85

*October 29, 2015*

**Trigonometry **

A pine tree stands beside a road that has a 7 degree gradient. When the angle of elevation to the sun is 59 degrees, the tree casts a shadow of 31 ft down slope along the road. What is the height of the tree?

*October 23, 2015*

**woodlands**

Which career path can I follow with the following subjects economics life sciences geography and mathematical literacy

*October 10, 2015*

**Math**

A jar of bacteria doubles every two minutes. If the jar is 1/8 full by noon, at what time will the jar be completely full?

*October 9, 2015*

**Math**

I NEED HELP WITH MATH yo 😒😒😒😒

*October 5, 2015*

**science**

1. which of the following is not part of theory of evolution. a. organisms end to produce more offspring than can survive to reproductive age. b. organisms can acquire changes during their lifetime.*** c. organisms that do not survive to reproduce do not pass on their traits d...

*October 5, 2015*

**social stuides**

The leaders of the Virginia Company recruited more settlers and reorganized the colony. They allowed the new settlers to own land. Those settlers began to grow tobacco, a crop they learned about from the Indians. By 1612, Virginians were shipping tobacco to England, which led ...

*September 29, 2015*

**math**

plzz help I do not understand a certain computer can perform 10^5 calculation per second. how many calculation can it perform in 10 seconds???

*September 28, 2015*

**math**

thanks!!

*September 28, 2015*

**math **

which is a irationaal? a. 0.117117117......** b.0.8596876205.... c.0.812812812812.... d. 0.605605605..... what is 0.32 written as a fraction in simplest form? a.32/100*** b.8/25 c.100/32 d 16/25 plz help

*September 28, 2015*

**Math**

no problem

*September 25, 2015*

**Math**

no it is 0 bc 44-4x(5+3x2) 44-4x(5+6) 44-4x11 44-44 =0

*September 25, 2015*

**history (reed)**

thanks reed

*September 25, 2015*

**history**

okay thanks

*September 25, 2015*

**history**

1. Which economic activity did not depend on the involvement of African americans ? a. cattle industry b. cultivation of rice c. forest industry d. textile industry*** 2.How did the Huguenots contribute to the economy of calolina? a. they were skilled craftmens** b. they came ...

*September 25, 2015*

**algebra 2**

an empty swimming pool is shaped like a rectangular prism with a length of 18 feet and width of 9 feet. Once water begins to be pumped into the pool, the depth of the water increases at a rate of 0.5 foot hour. write a function d(t) that gives the depth in the pool after t hours

*September 25, 2015*

**pretty please help (history)**

1. What may have caused religious disagreements amongst the colonists in colonial south Carolina? a. the capital only had an Anglican church** b. settlers weren't religious c. people did not go to church every sunday d. all of the settlers belonged the Anglican church im ...

*September 24, 2015*

**Science**

IT IS TRUE JUST SAYING

*September 24, 2015*

**history**

okay thanks for your help

*September 24, 2015*

**history**

okay thanks so much Ms.Sue And so that means 2 is A right?

*September 24, 2015*

**history **

1.What was primary cash crops of Jamestown? a. corn b. cotton c. tobacco*** d. sugar I choose c am I correct 2.What was the main reason settlers founded he new England colonies? a. land for large plantations b. religious freedom c. gold and silver**** d. homes and jobs I ...

*September 24, 2015*

**Algebra**

How many boards, each 4 ft by 10 in long, can be cut from a 40 ft board if there is no waste?

*September 20, 2015*

**art**

Colors are used in the image "Figures Veiwing Lake" to create all of the following except a. emphasis the central figure b. symmetrical balance c. unity d. radical balance*** I think d because it anit balance on each side....can someone plz help me out with this ...

*September 17, 2015*

**ENN **

What are the two main reasons for "a wave of discontent directed at those who have represented (the people) over the decades" as discussed in the article? the guardian article world 2014 apr 07 india-elections-nehru-gandhi-dynasty...

*September 15, 2015*

**physics**

y = (180-(180-θ-φ)(φ)(θ))sinθ

*September 11, 2015*

**English**

1. Symbol 2. Imminent 3. True I got 100% on the quiz.

*August 31, 2015*

**Algebra **

a worker has a new pump and an old pump. the new pump can fill a tank in five hours and the old pump can fill the same tank in 7 hours write and solve an equation for the time it will take both pumps to fill one tank if the pumps are used together.

*August 27, 2015*

**math**

Carlos joins a DVD club.The membership cost$49 per year. Each DVD cost$4. supose carlos buys 28DVDs this year . How much money will he make?

*July 29, 2015*

**math**

Pairs of markings, a set distance apart, are made on highways so that the police can detect drivers exceeding the speed limit. Over a fixed distance, the speed R varies inversely with the time T. For one particular pair of markings, R is 35mph when T is 6 seconds. Find the ...

*July 24, 2015*

**math**

HELP PLEASE! The distance d that an object falls is directly proportional to the square of the time of the fall,t. A person who is parachuting for the first time is told to wait 12 seconds before opening the parachute. If the person falls 64 feet in 2 seconds, find how far he ...

*July 24, 2015*

**algebra 2**

If an observer is 200 ft from a building and the angle of elevationto the top of a building is 60°,what is the height of the building?

*July 17, 2015*

**Math**

to determine the number of catfish in a pond, a game warden catches 131 catfish, tags them and throws them back into the pond. later, 20 catfish are caught, 10 of them are tagged. How many catfish would the game warden expect to be in the pond? 131/10 20/x

*June 15, 2015*

**maths**

2 apples and 2 mangoes cost as 5 apples and 1 mango. Each mango cost $2.40 Find the cost of 1 apple. How to do this question? Please help me.

*April 28, 2015*

**mathematics**

Tom is 4U Jerry is 1U Ali is 4U+36 279-36=243 243/9=27 27*4=108 (tom) 108-27=81 Answer:a) 27 b) 81

*April 28, 2015*

**Math**

If the scale on a drawing of a house is 1 cm=2 1/2m, what is the length of the house if it measures 3 cm on the scale drawing?

*April 26, 2015*

**Math**

that makes sense, thank you! would last question be divide 150 by 2?

*April 26, 2015*

**Math**

would second be 17:2?

*April 26, 2015*

**Math**

Victoria tossed a coin 30 times and got 17 heads. What is the ratio of heads to coin tosses? What is the ratio of heads to tails? What is the ratio of tails to heads? If victoria tosses the coin 150 times, how many times can she expect to get heads?

*April 26, 2015*

**science help**

Thank you so much!!!!!!!!!!!!!!

*April 26, 2015*

**science help**

Explain how the hooves of the camel are adapted to move in the dessert.

*April 26, 2015*

**maths**

Natalie bought 2 bags and 3 times as many pouches. She spent a total of $368. Each bah cost $24 more than a pouch. How much did 1 pouch cost?

*April 25, 2015*

**chemistry - kinetics**

Understanding the high-temperature behavior of nitrogen oxides is essential for controlling pollution generated in automobile engines. The decomposition of nitric oxide (NO) to N2 and O2 is second order with a rate constant of 0.0796 M−1*s−1 at 737∘C and 0....

*April 23, 2015*

**Math**

Hi! Can someone help me with this? Thanks a bunch! Find the 10th partial sum of the following arithmetic sequence. 0.50, 0.9, 1.3, 1.7.....

*April 17, 2015*

**SS Help!!**

Thank you!

*April 13, 2015*

**SS Help!!**

Abraham Lincoln caused four states to join the Confederacy by ________. :Declaring War :Firing on Fort Sumter*** :Emancipating the enslaved people :Calling for troops What Confederate capital was only about 100 miles from Washington, D.C.? :Richmond, Virginia*** :Lexington, ...

*April 13, 2015*

**SS Help!**

The admission of Missouri as a slave state was controversial in the Senate because :the Senate was pro-slavery :it would create sectionalism :it would upset the balance*** :The Senate was anti-slavery Am I right?

*April 11, 2015*

**physics**

A concave mirror forms a real image twice as large as the object. The object is then moved such that the new real image produced is three times the size of the object. If the image was moved 94.1 cm from its initial position, how far was the object moved? I have no clue how to...

*April 11, 2015*

**Science**

I got it wrong, the answer was A.

*April 7, 2015*

**Science**

What do bone marrow and the epidermis have in common? A) They are both sites of new cell formation B) They both contain structures that assist the body in cooling down if overheating occurs C) They both contain or are associated with sensory neurons D) They are both involved ...

*April 7, 2015*

**Physics**

The current flowing in a solenoid that is 20.9 cm long and has a radius of 2.40 cm and 552 turns decreases from 3.51 A to 1.03 A in 0.250 s. Determine the magnitude of the induced electric field inside the solenoid 1.20 cm from its center.

*April 4, 2015*

**Math**

36 tiles

*March 31, 2015*

**Geometry **

a tire leaves a track in fresh snow. The area of the track is 250 square feet. how many turns does the tire make?

*March 19, 2015*

**English**

the first one is simple and the second one is compound

*March 19, 2015*

**physics**

A taxi hurries for 1 hour 3 minutes wit a constant speed of 118km/hr and then for another 1 hour 9 minutes with a constant speed of 40km/hr. What is its average speed for the total trip?

*March 18, 2015*

**Math**

U must use PEMDAS First do what's in parenthesis (396-228) = 168 Then divide 168/3 = 56

*March 16, 2015*

**health!**

I had the same questions in my lesson, but #2 is wrong. The answer was false

*March 11, 2015*

**Ap physics**

Rotational Motion/Torque The question says that "A 60.0kg painter is on a uniform 25 kg scaffold supported from above by ropes. There is a 5.0 kg pail of paint to one side, as shown. How far from the left end of the scaffold should the painter stand such that the right ...

*March 11, 2015*

**government**

the title is pol201 Posted by stacey on Sunday, April 13, 2014 at 9:41pm. this might help you.

*February 24, 2015*

**Science**

Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two atoms each, how many atoms of hydrogen and nitrogen are there in one molecule of ammonia?

*February 24, 2015*

**3rd grage math**

marcel wants to make a mobile using only 3-dimensional solids with curved surfaces. based on this attribute, what figures will marcel use on his mobile

*February 18, 2015*

**English**

I answered this on a quiz and got it wrong. For my professor he said the correct answer is: C - logical extension of the information in the body of essay.

*February 13, 2015*

**Physics**

What is the maximum total force exerted on a 71 kg astronaut by her seat during the launch of the Space Shuttle?

*February 12, 2015*

**English HELP!!!!😰😰**

I meant object.

*February 11, 2015*

**English HELP!!!!😰😰**

In prepositional phrases, can the subject be more than one word long????? HELP!!!!!

*February 11, 2015*

**math**

(a) Use a graph of f(x) = sqrt(2x^2+9x+5)−sqrt(2x^2+2x+1) to estimate the value of lim x→∞ f(x) to one decimal place. (b)Use a table of values of f(x) to estimate the limit to four decimal places. (c)Find the exact value of the limit.

*February 11, 2015*

**Physics**

If a 65 kg sprinter can accelerate from a standing start to a speed of 12 m/s in 3 s, what average power is generated?

*February 5, 2015*

**Algebra**

At time t=0, in seconds, a pair of sunglasses is dropped from the Eiffel Tower in Paris. At time t, its height in feet above the ground is given by h(t)=−16t^2+1000. When do the sunglasses hit the ground? Include units in your answer. I got that the height is 1000ft and...

*February 2, 2015*

**college physics**

two forces act simultaneously on a box. one pulls with a force of 12 pounds due south. the other pulls with a force of 8 pounds in a direction 20 degrees north od east. what is the resultant of these two forces?

*February 2, 2015*

**Physics**

What is the gravitational force between two 10 kg iron balls separated by a distance of 0.1 m? How does this compare with the weight of one ball?

*January 27, 2015*

**Physics**

What is the Earth's gravitational force on you when you are standing on the Earth and when you are riding in the Space Shuttle 380 km above the Earth's surface? Answer as a fraction of the surface gravity of Earth. (The Earth's radius is 6400 km.)

*January 27, 2015*

**Physics**

A fully equipped astronaut has a mass of 170 kg. If the astronaut has a weight of 675 N standing on the surface of a planet, what is the acceleration due to gravity on this planet?

*January 22, 2015*

**Chemistry**

Virtually all the nitric acid manufactured commercially is obtained by the ammonia oxidization process. This involves this first step: Ammonia gas combines with oxygen to form nitrogen monoxide and water vapour. a) Write a balanced equation for the reaction 6 NH3 + 4 O2 -> ...

*January 20, 2015*

**Language arts **

Which question should you ask during third reading of the muti-draft reading progress? A. Who is the speaker, or the voice that "Say" the words of the poem? B. how has the work expanded my idea's or my imagination? C. What do the word choices and imagery tell me ...

*January 14, 2015*

**English**

In which sentence contains a predicate pronoun? A. We gave him a standing ovation B. The winner is she. C. Are they coming to our play? D. He was the poet Laureate in?

*January 14, 2015*

**science**

the area drained by a river and its tributaries is called its

*January 12, 2015*

**Fine Art **

Which characteristic best describes Chinese brush paintings? (Points : 3) They depict idealized representations of the human form. They include small touches of gold paint to add decorative detail. They feature a limited variety of brushstrokes in order to create a sense of ...

*January 8, 2015*

**math**

Idk

*January 2, 2015*

**math**

9+10= 21. B. R. U. H. DEEZ NUTz GOTYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY BOOM H. E. A. D. S. H. O. T WATERMEl0n. ITS THE WILD FETTY WAP HIDE YOUR POTATOES OMG OMG OMG DAM SUNN ITS A TRIPPLE...

*December 21, 2014*

**math**

3lbs cost $23.25 6lbs cost $46.50 9lbs cost $69.75 12 lbs cost $93.00 15 lbs cost $116.25 Based on the table,what is the constant of proportionality when using weight to find price?

*December 17, 2014*

**Math**

real funny

*December 17, 2014*

**Math**

someone help please

*December 17, 2014*

**Math**

a. -8 3/8 + 6 1/4 b. 4.2 -(-2.6) c. 2 1.2 - 3(-5 + 7.25) + 5 I don't want the answers, I just want to know how to find the answer.

*December 17, 2014*

**math**

A bolt contained 25 yards of flannel. Nikki used 9 2/3 yards to make holiday decorations. How many yards are left?

*December 16, 2014*

**math**

in a resort town, the number of people employed during any given month, f(x) in thousands, can be modeled by function f(x) = 2.3 sin 30 (x+1) + 5.5, where x represents the month, with january =1 and february =2 and so one

*December 14, 2014*

**physics**

A football punter accelerates a 0.61 kg foot- ball from rest to a speed of 9 m/s in 0.24 s. What constant force does the punter exert on the ball? Answer in units of N.

*December 13, 2014*