Friday

May 6, 2016
Total # Posts: 96,195

**math**

Tasha and Lee played a series of games against each other. Tasha won three more than twice as many games as Lee. Lee won 15 games. Find the probability that Tasha won a game
*May 5, 2016*

**Trigonomentry**

A ladder 35 foot long is leaning against an embankment, inclined 62.5 degrees to the horizontal. if the bottom of the ladder is 10.2 feet from the embankment, what is the distance from the top of the ladder down to the embankment to the ground?
*May 5, 2016*

**math**

On the first two days of Mark's vacation, the weather forecaster reports a 25% chance of rain. On the third day of his vacation, Mark is faced with a 50% chance of rain. What is the probability that Mark will have three straight days of rain?
*May 5, 2016*

**math**

The first term of a geometric sequence is 9 and the common ratio is -1 over 3. find the fourth term
*May 5, 2016*

**math**

$31.398 is correct ? idk what it is to nearest penny -.- it doesn't say to round but what is it.
*May 5, 2016*

**math**

$31.39. is that correct
*May 5, 2016*

**math**

162/27=6 6*12=72 This is what i got
*May 5, 2016*

**math**

I got 4000 is that right?
*May 5, 2016*

**math**

An average of 1.8% of Apex Alarm systems need a battery replacement after 3 years in operation. Seventy-two battery replacements are needed in the next three years. What is the best estimate of how many Apex Alarm systems were sold?
*May 5, 2016*

**math**

A sum of money is invested in a business. In each year, this investment earns 11 over 2 times as much as in the preceding year. If the investment earned a total of $29,250 in four years, how much did it earn in the fourth year?
*May 5, 2016*

**math**

If you multiply your neighbor's age by 4, add 7, divide by 3, and subtract 9, the result is 20. how old is your neighbor?
*May 5, 2016*

**math **

Find the length of an arc of a circle of radius 6cm which subtends an angle of 105 degree at the Centre of the circle
*May 5, 2016*

**Science**

Early this spring researchers have recently discovered that there is one small remnant population of endangered bluegrass left in a small prairie plot outside of Kansas City. If there are approximately 850 individuals in the cohort, how many individuals can the researchers ...
*May 5, 2016*

**Math **

Early this spring researchers have recently discovered that there is one small remnant population of endangered bluegrass left in a small prairie plot outside of Kansas City. If there are approximately 850 individuals in the cohort, how many individuals can the researchers ...
*May 5, 2016*

**Science**

2 whole rabbits?????
*May 5, 2016*

**chemistry **

im having trouble understanding this hw question, okay here's the question: A 0.326 8-g unknown containing Pb(CH3CHOHCO2)2 (lead lactate, FM 385.3) plus inert material was electrolyzed to produce 0.111 1 g of PbO2 (FM 239.2). Was the PbO2 deposited at the anode or at the ...
*May 5, 2016*

**alebra**

please check my answers. 2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2 A: it is shifted 4 units to the left B: it is shifted 4 units to the right C: it is shifted 4 units up**** D:it is shifted 4 units down 3: A model rocket is launched from a roof into a...
*May 5, 2016*

**language arts**

it would be regret or shame
*May 5, 2016*

**Algebra**

Gigi wants to sell 18 kilograms of a cookie mix for $7 a kilogram. She starts with a $5 cookie mix and a $10 cookie mix. How many kilograms of each does she need to make the final mix?
*May 5, 2016*

**Science **

Consider the following food chain: hawk - rabbit - clover. Each species will contain a different amount of calories in its body (clover: 10 calories, rabbit: 500 and hawk: 1200). Each species has a different daily caloric requirement (clover: sunlight, rabbit: 100 calories, ...
*May 5, 2016*

**Bio- HELP?**

Which of the following pairings of organisms and their method of obtaining nutrients is incorrect? autotrophs - chemosynthesis herbivores - algae detritivores - inorganic matter carnivores - other animals herbivores -algae seems more sufficent?
*May 5, 2016*

**Language Arts**

"Happiness Is a Charming Charlie Brown at Orlando Rep" tells about the making of You're a Good Man, Charlie Brown. Like it explains how the play relates to the comic strip. So I am guessing it would be to inform. Because it gives specific details about who took ...
*May 5, 2016*

**Language Arts**

I think the purpose of You're a Good Man, Charlie Brown is to entertain. I also think that the purpose of "Happiness is a Charming Charlie Brown at Orlando Rep" is to inform but I am not real sure. I do not know how they reaveal the purpose.
*May 5, 2016*

**Language Arts**

I think the main thing I am not understanding is how the purpose of each selection is revealed and why the purpose fits the genre.
*May 5, 2016*

**Language Arts**

You're a Good Man, Charlie Brown and "Happiness Is a Charming Charlie Brown at Orlando Rep" have very different purposes. In a paragraph, discuss how the purpose of each selection is revealed and why the purpose of each fits the genre, or kind of writing. Use ...
*May 5, 2016*

**math. compounding interest**

regina deposits 3500 in a savings account that pays 7 1/2 % interest , compounded semiannually. how much interest does the account earn in the first 6 months?
*May 5, 2016*

**Trigonomentry**

A ladder 35 foot long is leaning against an embankment, inclined 62.5 degrees to the horizontal. if the bottom of the ladder is 10.2 feet from the embankment, what is the distance from the top of the ladder down to the embankment to the ground?
*May 5, 2016*

**Maths**

A Train Moves At An Average Speed Of Xkm/h How Many Hour Will It Take To Cover 340km
*May 5, 2016*

**MATH ANSWER HELP**

stupid git
*May 5, 2016*

**chemistry**

calculate the poh of 1 dm^3 of naoh solution containing 4 g of sodium hydroxide
*May 5, 2016*

**Physics**

Abby went skiing and was sliding down a 10 degrees hill. Ignore friction and air resistance. What is the x-component of the weight? The mass is 76-kh
*May 5, 2016*

**math**

Melissa returned home from mowing lawns at 4:15 PM. It took 1 and ¾ hours of an hour to mow the first lawn. The second and third lawns she mowed each took 1 and ⅕ hours. She took only a 45-minute break. When did Melissa begin mowing the first lawn?
*May 5, 2016*

**math**

Ellijah and Angela are playing a game that has two piles of cards. Each of the 12 cards in one pile lists one month of the year. Each of the 7 cards in the other pile lists a day of the week. On each person’s turn, the player randomly chooses one card from each pile. What...
*May 5, 2016*

**Math**

In a group of 500 women how many would you expect to be taller than 6 feet?
*May 5, 2016*

**math**

make s the subject of the formula in d=c-s/n
*May 5, 2016*

**math**

the question is the formula use in calculating depreciation that is reducing balance method which is (1-n√s/c)×100/1 now we were asked to now make each of n,s,and c in the formula the subject of the formula please help me
*May 4, 2016*

**math**

Can you please help me with a math problem
*May 4, 2016*

**math **

Help please I have a test tomorrow morning
*May 4, 2016*

**Math**

solve. A rectangular room with an area of 300 square feet. I need to change the area to 363 square feet by increasing both the length and the width by the same percentage. By what percentage did the increase
*May 4, 2016*

**LA**

3. C?
*May 4, 2016*

**LA**

What is the appositive in this sentence? Tiny Tim’s father, Bob Cratchit, works for Scrooge. (1 point) Tiny Tim father*** Bob Cratchit Scrooge 4. What is the appositive phrase in this sentence? The Ghost of Christmas Future, the third spirit, takes Scrooge to see his ...
*May 4, 2016*

**Early childhood **

What is a natural way for primary kids to process science skills
*May 4, 2016*

**LA**

Thanks
*May 4, 2016*

**LA**

My answers 1. A 2. B
*May 4, 2016*

**LA**

. Part A In Act II, Scene 3 of A Christmas Carol: Scrooge and Marley, what is Scrooge’s first reaction on seeing Cratchit’s family? (1 point) He thinks Cratchit has too many children. He is afraid that Tiny Tim will not live. He is touched that Cratchit toasts him. ...
*May 4, 2016*

**La**

1. D 2. A and C 3. C and D 4. B 5. D and A 6. C 7. A 8. A 9. C 10. A 11. D 12. C 13. D 14. A
*May 4, 2016*

**math**

A boat takes 2 hours to go 40 km down the stream and it returns in 4 hours . Find the speed of the boat in still water and the speed of the stream
*May 4, 2016*

**SAT math**

The population of a city can be modeled using the formula P=100,000e^(0.05t), where t is the number of years after 2012 and P is the city's population. Which of the following equations can be used to find the number of years after 2012 that the population will triple to ...
*May 4, 2016*

**physics**

For the second part use the same equation Sub k (what you found earlier) and x=0.750 to get F
*May 4, 2016*

**Math**

Difference between two numbers is 5 and the product is 6 find the numbers
*May 4, 2016*

**science**

If oxygen have 8 protons and 5 electrons is it stable
*May 3, 2016*

**math**

i get i now :)
*May 3, 2016*

**math**

i am a little confused about rise/run
*May 3, 2016*

**math**

The roof of a home rises vertically a distance of 8 ft through a horizontal distance of 12 ft. Find the pitch (slope) of the roof plz help ASAP
*May 3, 2016*

**math**

The roof of a factory rises vertically 6ft through a horizontal run of 27 ft. What is the pitch of the roof?
*May 3, 2016*

**Mathematics**

estimate the sume of 382+744 answer 1100
*May 3, 2016*

**math**

A guy wire (a tensioned cable designed to add stability to a free-standing structure) is attached to a telephone pole whose height is 25 ft. If the wire is attached to the ground at a point 15 ft away from the base of the pole, what is the slope of the wire?
*May 3, 2016*

**math**

the answer seems wrong
*May 3, 2016*

**math**

By what percent will a fraction decrease if its numerator is decreased by 50% and its denominator is decreased by 25%? plz solve fast! needed by 6:30pm
*May 3, 2016*

**Math**

There is a school of 1,200 pupils. 3/5 of them are girls. A. What fractions are boys? B. How many pupils are girls? C. How many pupils are boys? I have no idea how to solve this. If someone could give me a method it would be really helpful
*May 3, 2016*

**math**

How many “words” can be formed using the letters of the word ARRANGEMENT?
*May 3, 2016*

**math**

Stock worth $60 a share dropped in value by 20% on Monday, then, again by $10 the next Tuesday and, finally, increased by 55% the following Friday. What was the final price of a share?
*May 3, 2016*

**math**

The number a exceeds the number b by 50 percent. By what percent is the number b smaller than the number a?
*May 3, 2016*

**math**

During last year the number of students in RSM increased by 100%. This year, the number of students increased by 150%. What percent of the number of students now was the number of students two years ago?
*May 3, 2016*

**math**

solution
*May 3, 2016*

**math**

any sulutions
*May 3, 2016*

**math**

Due to inflation there were two demand increases. After the second increase the price for a certain item became twice as big as the original. By what percent was the first increase, if the second increase was 25%? can you solve this fast
*May 3, 2016*

**Algebra**

10. Solve each radical expression. Check your solution. 1=√(-2v-3) 11. Solve each radical expression. Check your solution. √(n+5)= √(5n-11) 12. Tell which solutions, if any, are extraneous for each question. √(12-n)=n; n= -4,n=3
*May 3, 2016*

**trigonometry**

a ferris wheel is 50 meters in diameter with the bottom of the wheel 1 meter off the ground it makes a full revolution in 12 minutes. What function would track the height above the ground for a point that is at the bottom of the wheel when it starts moving?
*May 3, 2016*

**life orientation**

1,2,3,4, and 5
*May 3, 2016*

**life orientation**

1.a right to life 2.a right to access education 3.a right to be heard I chosen them because they are likely to happen in our community.and so far those rights are violated but it seems like nobody takes them to consideration. children quit school everyday,regarding to certain ...
*May 3, 2016*

**history**

The biggest secret of rizal is?
*May 3, 2016*

**ACCOUNTING**

WHY SHOULD FINANCIAL STATEMENTS BE PREPARED IN ACCORDANCE TO THE IFRS
*May 3, 2016*

**math 1324**

a natural history museum borrowed $2,000,000 at simple annual interest to purchase new exhibits. Some of the money was borowed at 7%, some at 8.5%, and some at 9.5%. Use a system of linear equations to determine how much was borrowed at each rate if the total annual interest ...
*May 3, 2016*

**Science**

Calculate the mass of silver deposited when a current of 2.6 A ls passed through a solution of silver salt for 70 minutes. (Ag=108; 1 faraday=96 500 c)
*May 3, 2016*

**Science **

1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted materials. C) A ...
*May 3, 2016*

**Math**

How do I solve for t with more than one t? -4.9t^2 - 28t
*May 3, 2016*

**chemistry**

That was what I put as my answer but my teacher marked it wrong and said "this is asking for the highest energy orbital versus the outermost shell." But in my book it has 1 as the highest energy orbial:/
*May 3, 2016*

**chemistry**

How many electrons are in the highest energy orbital of the element copper? There is 1 in the outermost shell but what about the highest energy orbital?
*May 3, 2016*

**Chemistry**

what salt results from the neutralization of phosphoric acid with potassium hydroxide? would it be: 3NaOH + H3PO4 -> Na3PO4 + 3H20 OR H3PO4 + sKOH -> K3PO4 + 3 H2O
*May 3, 2016*

**Chemistry**

THANK YOU!!!!!!
*May 3, 2016*

**Chemistry**

what salt results from the neutralization of phosphoric acid with potassium hydroxide? would it be: 3NaOH + H3PO4 -> Na3PO4 + 3H20 OR H3PO4 + sKOH -> K3PO4 + 3 H2O
*May 3, 2016*

**English**

Oops!7. exhaustive 8. formulate
*May 2, 2016*

**English**

Please check 4. Constrict 8 exhaustive 9. Pretentious 10. Reconcile
*May 2, 2016*

**English **

Please help if I did right! Thanks. Whose brilliant idea was this anyway?" Sarah asked." If people were intended to sleep on the ground and cook over a fire, we wouldn't have beds and microwave ovens." "Stop complaining," Emily said." At ...
*May 2, 2016*

**milam middle school**

A drawer contains a blue shirt, a black shirt, and a white shirt. Another drawer contains a blue pair of pants and a black pair of pants. one shirt and one pair of pants are chosen at random. How many different possible outcomes are there?
*May 2, 2016*

**Chemistry**

Usinf your periodic table, Indicate whether each other following substances could act as an oxidizing agent (OA), a reducing agent (RA) or both (OA/RA): (A.) Ba2+ (aq) So I think it should be reduction because it gained 2 electrons? (B.) Co2+ (aq) : RA (C.) Se(s) : (D.) Cs(s...
*May 2, 2016*

**Math**

Val Measures the diameter of a ball as 12 inches. How many cubic inches of air does this ball hold, to the nearest tenth? Use 3.14 for Pi
*May 2, 2016*

**math**

While exploring for oil, it was necessary to carry at least 18tones of supplies and 80 people into a desert region. Two types of vehicles are available :landmaster and sandrovers. Each landmaster could carry 900kg of supplies and 6 people. Each sandrover could carry 1350kg of ...
*May 2, 2016*

**pre-cal**

a page that x inches wide & y inches high contains 26 square inches of print. the margins on the top & bottom are 1.5 inches deep and the margins in the sides are 1 inches wide. a. sketch the situation above b. find the total area of the page c. find the domain based on the ...
*May 2, 2016*

**math**

Translate this sentence into an equation. The difference of Rick's age and 9 is 69 Use the variable r to represent Rick's age.
*May 2, 2016*

**science **

a constant force applied at an angle of 20 above the horizonal , pulls a 200 kg block, over a distance of 3 m, on a rough, horizontal floor. the coefficient of kinetic friction is 0.2 show that work done by the kinetic frictional force on the block can be written as Wfk = ( -...
*May 2, 2016*

**English**

what passage?
*May 2, 2016*

**Science**

In which of these situations is convection most likely the main form of heat transfer? Warm air from a heater on the first floor of a house moves to the upper floors. The sides of a metal pan become hot when the pan is placed on a stove burner. A person gets a sunburn from ...
*May 2, 2016*

**Physics**

T=2pi*sqrt[L/(g-a)] B) 3.14
*May 2, 2016*

**physics**

to go from town a to b a plane must fly about 1780km at an angle 30° west of north . how far north of A is B ?
*May 2, 2016*

**science**

A 0.1 M NaOH solution is used for holder 50, or ml of a 0.100 M solution of acetic acid. Calculate the pH of the solution after the addition of 50.0 ml of sodium hydroxide
*May 2, 2016*

**Math**

sorry I meant 0.9 and it's not 9% nor 10%
*May 2, 2016*

**Math**

Financial Mathematics why is it that a question states that a person buys a car for R122 000 and pays 10% of the cost but then the answer to it they have multiplied the amount by 0.09 which is 9%?
*May 2, 2016*