Saturday

February 13, 2016
Total # Posts: 91,692

**gammar**

wow thanks!
*December 11, 2015*

**physics**

A runner of mass m = 58 kg and running at 2 m/s runs as shown and jumps on the rim of a playground merry-go-round which has a moment of inertia of 408 kg·m2 and a radius of 2 meters. Assuming the merry-go-round is initially at rest, what is its final angular velocity to...
*December 11, 2015*

**THANK YOU BOTH!!! :D**

Thanks Ms. Sue and Reiny!
*December 11, 2015*

**Calulus**

yes it is mean integrate the x = 1 and x = 6
*December 11, 2015*

**Chemistry**

how many milliliters of a 2.61 m h2so4 solution are needed to neutralize 71.50 ml of a 0.855 m koh solution
*December 11, 2015*

**probability**

In the game of blackjack, the player automatically wins if his two cards add up to 21 points. If you assume an Ace is worth 11 points, and the Jacks, Queens, Kings, as well as 10's are all worth 10 points; what is the probability that you get a 21 when you are dealt 2 cards?
*December 11, 2015*

**math written assignment help**

Fine the values of angles sun 136 degrees and tan 129
*December 11, 2015*

**probability**

On a typical scantron exam, there are 4 choices for each problem (a, b, c, or d). If you are given an exam with 6 problems and you guessed randomly, what is them probability of getting at least half the problems right?
*December 11, 2015*

**probability**

Mike Vanderjagt is the most accurate kicker in the history of professional football. He makes 91.2% of his field goal attempts. What is the probability that he will miss at most 1 out of the next 4?
*December 11, 2015*

**pobability**

90
*December 11, 2015*

**algebra 2**

f(x) =x^4 - x^3 -4x^2 +4. find factor and graph. I only factor to this step: (x^3 - 4x-4)(x-1) = f(x) but i don't know how to continue this step to require factor more completely and graph it. Please help. this is algebra 2. Thank you.
*December 10, 2015*

**Sign Language**

Would the answer be B??
*December 10, 2015*

**Language Arts**

its ok
*December 10, 2015*

**Language Arts**

That would be fact because wolves can travel in packs of 15.
*December 10, 2015*

**Language Arts**

3 to 20 wolves
*December 10, 2015*

**Language Arts**

Fact.
*December 10, 2015*

**Language Arts**

Is this a fact or opinion? : A wolf pack is very large.
*December 10, 2015*

**Math question word**

Milan bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $350 less than the desktop. He paid for the computers using two different finance plans. For the desktop the interest rate was 7% per year, and for the laptop it was 9.5% per year. ...
*December 10, 2015*

**Simple Interest c**

Milan bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $350 less than the desktop. He paid for the computers using two different finance plans. For the desktop the interest rate was 7% per year, and for the laptop it was 9.5% per year. ...
*December 10, 2015*

**Simple Interest**

Last year, Ivan had $20,000 to invest. He invested some of it in an acount that paid 9% simple interest per year, and he invested the rest in an account that paid 7% simple interest per year. After one year, he received a total of $1780 in interest. How much did he invest into...
*December 10, 2015*

**Math**

Find the product of 9 -5i and its complex conjugate
*December 10, 2015*

**physics**

A thermos contains 147 cm3 of coffee at 95.0 °C. To cool the coffee, you drop two 12.4-g ice cubes into the thermos. The ice cubes are initially at 0 °C and melt completely. What is the final temperature of the coffee in degrees Celsius? Treat the coffee as if it were ...
*December 10, 2015*

**physics**

A piece of glass has a temperature of 76.0 °C. Liquid that has a temperature of 40.0 °C is poured over the glass, completely covering it, and the temperature at equilibrium is 54.0 °C. The mass of the glass and the liquid is the same. Ignoring the container that ...
*December 10, 2015*

**Social Studies**

Okay I will try to figure it out. Thank you
*December 10, 2015*

**Social Studies**

I've already looked at those I can't seem to find anything about my question :|
*December 10, 2015*

**Social Studies**

I'm not sure! Can you give me some links or something that could help me?
*December 10, 2015*

**Social Studies**

How would the history of the United States be different if Washington, D.C. Wasn't chosen as the nations Capitol?
*December 10, 2015*

**Social Studies**

Washington D.C chosen as the nations capital is important because?
*December 10, 2015*

**vocab**

Equal Rights A. Equality B. Minority Rights C. Standards D. Sovereignty
*December 10, 2015*

**Physics**

1. A science teacher wanting to demonstrate centripetal acceleration holds a bucketful of water by its handle and spins it in a vertical circle. If the teacher’s arm is 1.15m long, at what speed must the bucket be rotated so that at the top of its path there is no tension...
*December 10, 2015*

**Math**

If x^2+2y=20 and dy/dt= -6 find dy/dt when x=4
*December 10, 2015*

**Grades **

If I have an 82 in a class right now and a test is 50% of my grade but I get a C what would my total grade in the class be
*December 10, 2015*

**physics**

Q= L m+ cm•Δt = m(L+c•Δt)= =0.005(334000+4184•40)=1678.2 J
*December 10, 2015*

**math**

A construction crew is lengthening a road. The road started with a length of 56 miles, and the crew is adding 3 miles to the road each day. Let L represent the total length of the road (in miles), and let D represent the number of days the crew has worked. Write an equation ...
*December 10, 2015*

**math**

2500 santan plant
*December 10, 2015*

**math**

a square lot is to be planted with santan plants all around. the side of the lot measures 10m. If plants will be planted 20 cm apart, how many plants must be planted in all?
*December 10, 2015*

**Math**

A business woman intends to rent a car for a 3 day business trip. The rental is $65 a day and $.15 per mile (plan 1) or $90 a day with unlimited mileage (plan 2). She is not sure how many miles she will drive but estimates that it will be between 400 and 800 miles. A) For each...
*December 10, 2015*

**Math**

If you are standing near the edge of the top of a 200 feet building and throw a ball vertically upward it will be modeled by the function s(t)=-16t^2+64t+200 where s(t) is the ball's height above ground in feet and t is seconds after the ball was thrown. A) When does the ...
*December 10, 2015*

**Chemistry**

Why do the alkali metals have low ionization energies but relatively large atomic size? (I thought larger atomic sizes meant higher ionization energies.) What is the relationship between the two?
*December 10, 2015*

**chemistry**

A reagent bottle contains 5.00g of NaOH.how many milliliters of a 2.00M silution can be prepared from this weight of NaOH?
*December 10, 2015*

**chemistry**

How many Lithium ions are in 75.3 grams of lithium sulfate?
*December 10, 2015*

**similarfigures**

what is 10/12=8/x
*December 9, 2015*

**math**

The fifth graders wanted to collect five boxes only collected three and one fifth how many more do they need
*December 9, 2015*

**History**

So New West and the Free North is the same thing as Western Expansion right?
*December 9, 2015*

**History**

You didn't help me before. I just posted this. This is not the same person you talked to before
*December 9, 2015*

**History**

Summarize New West and the Free North, 1840-1860. HELP!!! Need it immediately
*December 9, 2015*

**Calculus**

A coal-burning electrical generating plant emits sulfur dioxide into the surrounding air. The concentration C(x), in parts per million,is approximately given by the function: C(x)= 0.5/x^2, where x is the distance away from the plant in miles. The instantaneous rate of change ...
*December 9, 2015*

**Calculus**

The area of a square with a side s is A(s)=s^2.What is the rate of the change of the area of a square in respect to its side?
*December 9, 2015*

**History**

It doesn't help. Please tell me everything about New West and The Free North!!!!!
*December 9, 2015*

**History**

Summarize New West and the Free North, 1840-1860. HELP!!! Need it immediately
*December 9, 2015*

**math**

at clearwood jr high 4% of the students ride bikes to schhol. If 650 students attend clearwood jr. high, how many ride a bike to school?
*December 9, 2015*

**math**

at Clearwood Jr. High 4%of the students ride bikes to school. If 650 students attend Clearwood JR. High, how many ride bikes to school?
*December 9, 2015*

**math**

how to set up table to find answer for question jimmy wants to make $2.00 using dollars, half dollars and quarters. How many different ways can she make $2.00?
*December 9, 2015*

**Chem**

When the following skeletal equation is balanced under acidic conditions, what are the coefficients of the species shown? H3AsO3 + HNO3H3AsO4 + NO Water appears in the balanced equation as a (reactant, product, neither) with a coefficient of . (Enter 0 for neither.) Which ...
*December 9, 2015*

**Calculus**

Determine the values of x for which the function is continuous: f(x)= 10x^2-10
*December 9, 2015*

**Math**

Determine the values of x for which the function is continuous: f(x)= 10x^2-10
*December 9, 2015*

**English**

Is Anthology of Expeditions good
*December 9, 2015*

**English**

Can anyone help me think of a compelling anthology title for poems about travel?
*December 9, 2015*

**English**

I'm overthinking stuff right now.. Does myth and with rhyme :D
*December 9, 2015*

**Math**

(A) what does the scale factor tell you about two similar shapes? (B) How does the coordinate rule for making two similar shapes relate to the scale factor?
*December 9, 2015*

**geography**

Fhdhjfhfhfjffjdkdjjcjvj bb gcjn
*December 9, 2015*

**Math**

(A) what does the scale factor tell you about two similar shapes? (B) How does the coordinate rule for making two similar shapes relate to the scale factor?
*December 9, 2015*

**Math**

gvygvt
*December 9, 2015*

**accounting**

On January 4, 2013, Illinois Company purchased new equipment for $550,000 that had a useful life of four years and a salvage value of $50,000.
*December 9, 2015*

**Science**

01.B 02.C 03.D 04.A 05.IDK 06.C 07.B 08.IDK 09.IDK 10.IDK
*December 9, 2015*

**Social studies **

When did the U.S negotiate a deal with the Barbary pirates?
*December 9, 2015*

**MATH**

Can you just do the step by steps to get to the answers please? I have the answers with me, but want to double check the work and answers please!!!!!!
*December 9, 2015*

**MATH**

While traveling for vacation, you have decided to divide your lodging between a resort and a regular stay hotel. Let x represent the number of nights you will spend in a resort and let y represent the number of nights you will spend in a regular stay hotel. A) Write a system ...
*December 9, 2015*

**MATH**

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for $12,500, gets 25mi/gal, and costs $300 a year for insurance Model B sells for $16,100, gets 36 mi/gal, and costs $400 a year for insurance. Ben drives about 36,000 miles a year, and ...
*December 9, 2015*

**math**

a scientist dropped an object from a height of 200 feet. She recorded thee height of the object in 0.5 second intervals.
*December 9, 2015*

**boston high school**

Circumference= pi*diameter 3.14*5.15=?
*December 9, 2015*

**Algebra**

Well, 90/2=45 and it says he has 6 more 5 peso coin, so 45+6=? and 45-6=?. Finish solving the problem.
*December 9, 2015*

**Math**

A map of Alberta has a scale of 1:1 500 000. On the map, the distance between Calgary and Banff is 2 5/8 inches. What is the distance between these two cities to the nearest mile?
*December 9, 2015*

**Grade 10 Math**

A student can walk 30ft in 10s. Hiw far could she walk in 1 hour? Write the answer in miles and yards.
*December 9, 2015*

**Social Studies**

Ok
*December 9, 2015*

**Math**

Can some one help me, I'm trying to find the percentage increase between 0.69 $1.55 $2.60 $4.23 $5.39
*December 9, 2015*

**Ed white**

solve this word problem suppose you have a job mowing lawns that pays $12 per hour you also have a job at a clothing store that pays $10 per hour you need to earn at least $350 per week but you can work no more than 35 hours per week you must work a minimum of 10 hours per ...
*December 9, 2015*

**Chemistry**

Explain the trends in the solubility of water.
*December 9, 2015*

**History**

Thank you!!
*December 9, 2015*

**History **

Summarize New West and the Free North, 1840-1860 Please help!!!
*December 9, 2015*

**5th grade math**

39x3 whatever that is
*December 9, 2015*

**5th grade math**

40 members of parents organizations are making candles to raise money. 1 member drops out and the rest have to make three more candles each to make up. Each member makes the same number of candles. How many candles do they make altogether?
*December 9, 2015*

**Math**

A square sheet of paper has area 15cm^2. The front side is white and the back side is black. A corner of the sheet is lifted and placed so that the crease is at a 45degree angle. If the fold is such that the visible black area is equal to the visible white area, how many ...
*December 9, 2015*

**Math**

If you are standing near the edge of the top of a 200 feet building and throw a ball vertically upward it will be modeled by the function s(t)=-16t^2+64t+200 where s(t) is the ball's height above ground in feet and t is seconds after the ball was thrown. A) When does the ...
*December 9, 2015*

**Math**

While traveling for vacation, you have decided to divide your lodging between a resort and a regular stay hotel. Let x represent the number of nights you will spend in a resort and let y represent the number of nights you will spend in a regular stay hotel. A) Write a system ...
*December 9, 2015*

**Math**

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for $12,500, gets 25mi/gal, and costs $300 a year for insurance Model B sells for $16,100, gets 36 mi/gal, and costs $400 a year for insurance. Jenny drives about 36,000 miles a year, and...
*December 8, 2015*

**college algebra help********

Sequences 1. Constructing a Brick Staircase A brick staircase has a total of 30 steps. The bottom step requires 100 bricks. Each successive step requires two less bricks than the prior step. a. How many bricks are required for the top step? b. How many bricks are required to ...
*December 8, 2015*

**math**

thank you kuroko
*December 8, 2015*

**math**

what does x equal 0.20x - 0.08(x-10)= 24.80
*December 8, 2015*

**Chemistry. I got the wrong answer. Plz help**

The other way to do this... 234g sodium chloride - 142g of chlorine = 92g of sodium
*December 8, 2015*

**Math**

Theatre sold 343 tickets on Friday. This is 192 fewer tickets than those sold on Saturday. How many tickets were sold alltogether
*December 8, 2015*

**Science**

Valence electrons
*December 8, 2015*

**alegbra 2**

7Y+6/20X^+20=?/60X^2+60
*December 8, 2015*

**Quick English check**

Write in the best response for each statement below using the words: Analytical, cognitive, deem, empirical, induced, inferred, obtain, paradigm, speculate, stratagem. 1. The neurosurgeon studies the effects of trauma on the COGNITIVE processes of the brain. 2. The STRATAGEM ...
*December 8, 2015*

**Chemistry**

Sodium chloride dissolves in water (solubility in water is 361g/1L), but copper (II) phosphate does not dissolve in water (insoluble). A. Describe in a stepwise fashion how the solid sodium chloride dissolves in the water to form a solution. (name the resulting interparticle ...
*December 8, 2015*

**math**

Break apart 56 to solve 56 divided by 7
*December 8, 2015*

**English**

What are some pictures or symbols that could represent these quotes? For the first one would I just do art like maybe a brush and for second one a businessmen? Or what's something more symbolic
*December 8, 2015*

**English**

What do these mean Arts are an adornment of life but not central to it The absentminded professor the ivory tower reflect antiintellectualism
*December 8, 2015*

**Algebra**

Total Marbles = 23 probability of selecting red = 8/23 probability of selecting green = 7/23 so after you chose red there are only 22 marbles left total. This means the probability of selecting green is 7/22
*December 8, 2015*

**Chemistry**

Chemical formula: NaCl Name: Sodium chloride Bond Type (intermolecular FOA): London, dipole-dipole, ion-dipole VSEPR molecular shape: none Central Atom Hybridization: sp3 Molecular Polarity: polar Interparticle force of attraction (IPFOA): ? State of Matter (at room ...
*December 8, 2015*