Monday

October 24, 2016
Total # Posts: 101,316

**maths**

in a building there are 9 floor above the ground level and 4 floors below the ground level if the ground level is represented by 0,what integer would best describe the floor 4 above the ground level?

*May 26, 2016*

**history**

Which sentences use a time-related term correctly? Choose all answers that are correct. A. Confucius was teaching in China in B.C. 500. B. The Roman Empire fell to Germanic Tribes in A.D. 476. C. Homer composed the Iliad and Odyssey in about B.C.E. 750. D. The Black Death ...

*May 26, 2016*

**Math**

tan(@) =opp/adj so tan53=6.4/adj adj=6.4/tan53=6.4/1.3333=4.8

*May 26, 2016*

**maths**

there are 6! total arrangement so it = 720 if the plate code is AS1234 and we have A (1234) S or S (1234) A for the numbers possible arrangement is 4!= 24 P(E)= 24/720=1/30 we have two ways P(E) will be 1/15.

*May 26, 2016*

**maths**

if a plate of car consists of two letters and four digits and one car chosen at random probabiliy the letters at the beginning and at the end

*May 26, 2016*

**Saint Hilary**

Jesse wants to use a recipe which calls for 1 1/2 tsp cinnamon to make as many cupcakes as he can. Jesse has only 1 tsp of cinnamon, so he cannot make a whole batch. What fraction of the batch can Jesse make if he uses all his cinnamon

*May 26, 2016*

**Physics**

Waves are coming towards your boat at a speed of 4 m/s, you are standing on the fish scale and notice that the reading on the scale changes up and down such that the lowest scale reading is ½ of the maximum scale reading. If the total vertical distance travelled by the ...

*May 25, 2016*

**Physics**

Waves are coming towards your boat at a speed of 4 m/s, you are standing on the fish scale and notice that the reading on the scale changes up and down such that the lowest scale reading is ½ of the maximum scale reading. If the total vertical distance travelled by the ...

*May 25, 2016*

**Math**

For pres and vp John and Joe is different from Joe and John This is why it is a permutation. on a commitee Joe and John are the same choice as John and Joe which requires a combination.

*May 25, 2016*

**Chemistry**

Does it have to do with the signs. Are they negative when you create the compound and positive when you break it apart? Something for you to think about.

*May 25, 2016*

**Quick physics help**

what does a mirror do to images that it reflects

*May 25, 2016*

**math**

thank you Ms. Sue u always are ready to help other people

*May 25, 2016*

**math**

The wheel in the figure has a diameter of 1 yard. The wheel is rolled forward as shown until the point marked A has undergone exactly one revolution around the wheel's axis. What number is represented by the distance in yards that the wheel has traveled along the ground? ...

*May 25, 2016*

**math**

In a box filled with 60 colored chips, 1/6 are blue, 1/2 are white, 1/4 are yellow, and 1/2 are purple. Find the probability of picking at random a purple chip or a white chip?

*May 25, 2016*

**MATH**

Find the largest possible rectangular area you can enclose assuming you have 128 meters of fencing.

*May 25, 2016*

**math**

882

*May 25, 2016*

**math**

Growing up you lived in a country village. When you left for college, the population was 840. You recently heard that the population has grown by 5%. What is the present population?

*May 25, 2016*

**Math**

To get to school, you need to walk 9 blocks south and then 12 blocks east. What's the diagonal distance from the start.

*May 25, 2016*

**Math**

A multiple choice question. The choices are 25, 30, 35, 45. Basically, eighty dollars with 2 sales added, one 25 percent and a 50 percent. I got 10 dollars please help

*May 25, 2016*

**Math**

A multiple choice question. The choices are 25, 30, 35, 45. Basically, eighty dollars with 2 sales added, one 25 percent and a 50 percent. I got 10 dollars please help

*May 25, 2016*

**Math**

Shoes are on sale for 15% off with an addition of another sale adding 25%. The shoes start at $80.00.

*May 25, 2016*

**Math**

I'm sorry I got 370 I think I'm wrong

*May 25, 2016*

**Math**

148 percent out of 250%

*May 25, 2016*

**Math**

5+x=59 What is x

*May 25, 2016*

**Economics**

a detailed explanation with graphs of how the price of milk would have been determined in the absence of government involvement in the market

*May 25, 2016*

**Chemistry**

its graphite

*May 25, 2016*

**Chemistry**

im pretty sure the answer is salt bridge

*May 25, 2016*

**U.S Histroy please help me**

Nope. He was extremely wrong. I got a 35

*May 25, 2016*

**science**

If element X has 85 protons, how many electrons does it have? electrons

*May 25, 2016*

**algebra**

assume kylie and caitlyn were extremely accurate and the correlation coefficient is r= 0.99. Find the line of best fit to model the data

*May 25, 2016*

**Algrebra**

A new high school has just been opened, with an enrollment of 1000 students. The school has 1000 lockers, numbered 1 to 1000, to accommodate them. On the first day of school all 1000 lockers are closed. The first student enters the school and opens all of the lockers. The ...

*May 25, 2016*

**school**

What effect does Sal’s visit with Margaret Cadaver have on her?

*May 25, 2016*

**Pre-Calc**

Find the probability for the experiment of selecting one card from a standard deck of 52 playing cards such that the card is a 10 or higher (aces are low). Is this 4/13?

*May 25, 2016*

**math**

when 2 is added to both the numerator and denominator, of a positive fraction, the fraction thus obtained is 3/5. If the denominator is 6 more than the numerator,what is the original value of the denominator?

*May 25, 2016*

**Maths**

x^3-x-2=0 correct to six decimal places by newton raphson method

*May 25, 2016*

**check my 3 world history answers**

2. All of the following were results of the Supreme Court's decision in Brown v. Board of Education EXCEPT: Schools were to be integrated "with all deliberate speed"**** Sit-ins and boycotts were declared illegal 7. All of the following were part of the Great ...

*May 24, 2016*

**Algebra**

A company manufactures high-end racing bicycles. The total cost to manufacture 28 bikes is $25005. The daily fixed costs are $2605. Fixed costs refers to expenses that must be paid even when producing zero bikes, such as rent, utilities, etc. Assume that total cost, C, is ...

*May 24, 2016*

**Physics help**

what does a mirror do to images that it reflects

*May 24, 2016*

**itt-tech**

The average mass of a male African elephant is 7,000 kg. Calculate it's weight.

*May 24, 2016*

**Algebra**

M Is The point (5,7) and N is (7,-2). Find the equation of a line parallel to MN which passes through the point (1,-3)

*May 24, 2016*

**engilsh**

Based on what you know about feelings between the American and Chinese communities, which of the following plot events is most likely to occur?

*May 24, 2016*

**Algebra**

The oldest child in a family of four children is twice as old as the youngest. The two middle children are 12 and 15 years old. If the average age of the children is 13.5, how old is the youngest child?

*May 24, 2016*

**science**

A ray of light travels from Liquid helium (n=1.03) into a second material. You gradually increase the angle of incidence until, at 83.6°, the light no longer passes into the second material. What is the index of refraction of the second material?

*May 24, 2016*

**math**

V = $20,000 - $2,500x describes the value in dollars of a certain model of car after it is x years old

*May 24, 2016*

**CHECK MY WORLD HISTORY ANSWERS**

* at the end of each question and a couple **** at the end of my answer 1. All of the following can be identified as being part of the counterculture which arose with Baby Boomers during the 1960’s EXCEPT: * a. “Don’t trust anyone over 30” b. Woodstock c. ...

*May 24, 2016*

**math**

The cost of a student ticket to the school play is $7. Write an equation that correctly relates the total cost, c, for a particular number, s, of student tickets purchased. Identify the independent and dependent variables.

*May 24, 2016*

**algebra**

It is known that a certain function is an indirect proportion. Find the formula for this function if it is known that the function is equal to 12 when the independent variable is equal to 2.

*May 24, 2016*

**linear-equations-in-one-variable **

the length of a rectangle exceeds its breadth by 4 cm. if length and breadth are each increased by 3 cm, the area of the new rectangle will be 81 cm sqsq morthan that of the given rectangle. find the length and breadth of the given rectangle.

*May 24, 2016*

**math**

Y=sin(cosx2)find dy/dx

*May 24, 2016*

**Algebra**

An airplane flies 3024 miles into the wind for 14 hours. The return trip takes 9 hours. Find the speed of the airplane without a wind and the speed of the wind.

*May 24, 2016*

**Math**

Rony, who is sixteen years old, is four times as old as his sister. How old will Rony be when he is twice as old as his sister?

*May 24, 2016*

**Algebra**

The admission fee at a local zoo is $1.50 for children and $4.00 for adults. On a certain day, 2200 people enter the zoo and $4,550.00 is collected. How many children and how many adults attended?

*May 24, 2016*

**Algebra**

My car gets 13 miles per gallon in the city and 30 miles per gallon on the highway. Suppose I used 15.867 gallons of gas and got an average of 15 miles per gallon for the trip. How many gallons did I use for each part of the trip?

*May 24, 2016*

**Algebra**

My car gets 13 miles per gallon in the city and 30 miles per gallon on the highway. Suppose I used 15.867 gallons of gas and got an average of 15 miles per gallon for the trip.

*May 24, 2016*

**Math**

A farmer builds a straight fence that's 49 ft. He puts a post every 7ft. How many post does he need. A post is at the beginning and end How can you show the relationships in the problem Solve and explain your reasoning 8 post. I cans draw a picture

*May 23, 2016*

**Math**

What's the rule the function machine using, input 22,output 12,input 23,output 16,input 24,output 20,input 25,output24,input 26,output 28

*May 23, 2016*

**math**

How many 4 inch pieces can I get out of 30 feet

*May 23, 2016*

**algebra**

A student rolled two six-sided number cubes several times. The numbers below are the sums of the numbers she rolled. Which histogram represents the data?2, 7, 10, 6, 12, 9, 5, 10, 6 I'm stuck

*May 23, 2016*

**Language Arts**

Think about the various conflicts in the novel. Identify and describe one event from the novel that represents a cause-and-effect relationship that creates conflict. Explain the effect the conflict has on other characters in the story. I know some of y'all are gonna say...

*May 23, 2016*

**Language Arts**

Ok, thanks so much! I owe you! I second guesses myself, sorry

*May 23, 2016*

**Language Arts**

Sorry just saw this. I think 2 is c because near is the prposition and door is the noun

*May 23, 2016*

**Language Arts**

Actually my answers are 1. a 2. c

*May 23, 2016*

**Language Arts**

Hi, two questions What is the proposition in this sentece? The post office left a note on the door. a) left b)note c)on d)door what is the prepositional phrase in the sentence? The dogs were near the door a) the dogs b)the door c)near the door d) the dogs were near My answers...

*May 23, 2016*

**physics**

moving beltway at an airport has a speed v1 and a S length L. A woman stands on the beltway as it moves from one end to the other, while a man in a hurry to reach his flight walks on the beltway with a speed of v2 relative to the moving beltway. (a) What time inter- val is ...

*May 23, 2016*

**Maths**

a mother is three times as old as her daughter five years later the mother will be two and a half times as old as her daughter and find their present ages

*May 23, 2016*

**math**

The Third angle of a Isosceles triangle is 16 degree less than the sum of the two equal angles. Find the three angles of the triangle

*May 23, 2016*

**math**

the cost to manufacture a product is proportional to the quantity produced,

*May 23, 2016*

**Chemistry**

Put the following in order, from the one with the greatest impact on reaction rate to the one with the least impact on reaction rate: temperature, amounts of reactant, and presence of catalyst.

*May 22, 2016*

**Math**

Value has a bag that contains,9 blue marbles and , 13 yellow marbles she selects a marble at random,and then without replacing the first one selects another marble at random what is the probability that value selects a blue marble and then a yellow marble to round to the ...

*May 22, 2016*

**Physics**

What is the pressure at a depth of 80 m in the ocean? The density of seawater is 1. 03 × 10 3kg/m3. Please express your answer in units of atm.

*May 22, 2016*

**Physics**

A barrel will rupture when the gauge pressure inside reaches 345 kPa. A vertical pipe is attached to the lower end of the barrel. The barrel and pipe are filled with oil, density of 1200 kg/m3. How long can the pipe be if the barrel is not to rupture?

*May 22, 2016*

**Pre-Calc**

Five cards are dealt from a standard deck of 52 cards. What is the probability that three or four of the cards are aces?

*May 22, 2016*

**Physics**

A barrel will rupture when the gauge pressure inside reaches 345 kPa. A vertical pipe is attached to the lower end of the barrel. The barrel and pipe are filled with oil, density of 1200 kg/m3. How long can the pipe be if the barrel is not to rupture?

*May 22, 2016*

**Physics**

How high (in meters) would the water rise in the pipes of a building if the water pressure gauge shows the pressure to be 252 kPa at ground level?

*May 22, 2016*

**Physics**

What is the pressure at a depth of 80 m in the ocean? The density of seawater is 1. 03 × 10 3kg/m3. Please express your answer in units of atm.

*May 22, 2016*

**science**

14. A car with a mass of 1,200 kilograms is moving around a circular curve at a uniform velocity of 20 meters per second. The centripetal force on the car is 6,000 newtons. What is the radius of the curve?

*May 22, 2016*

**maths **

a curve is defined in the x-y plane by y=(x-1)(ax^2+bx+x) where a, b and c are constants. the curve touches the x-axis at x=1 and the line y=3x+6. a) find the values of a, b and c.

*May 22, 2016*

**Pre-Calc**

Three cards are chosen at random from a standard 52-card deck. Find the probability that all three cards are hearts given that there are 13 hearts in the deck. Round to the nearest thousandth. Is this 0.013?

*May 22, 2016*

**Mathematics **

If the digit in unit's place of number is 7 then the digit in the unit's place of its cube is

*May 22, 2016*

**Math**

Aaron's father is nine times as old as he is. One year ago, he was two years more than eleven as old as Aaron. Find Aaron's present age.

*May 22, 2016*

**Physics**

A friend asks you how much pressure is in your car tires. Unfortunately, you have misplaced your gauge but confident in your knowledge of physics you tell your friend “I can figure it out”. From the owner’s manual you find that the car’s mass is 1350 kg and...

*May 21, 2016*

**maths**

The distances travelled in a successive seconds are in AP. It travels 1.5 cm in the first second and 1.9 cm in the next second.How long did it take to cover the total distance ?

*May 21, 2016*

**math**

the height of a building is 1543 feet. How long will it take for an object to fall to the ground ground from the top. Use formula d=16t^2

*May 21, 2016*

**mathematics **

If 45 percent of the students of a class have offered mathematics and 85 percent of them biology, find the percentage of students who offered biology only?

*May 21, 2016*

**math - analytic geometry**

the sum of the distances of p(x,y) from (0 -3) and (0 3) is equal to 10.

*May 21, 2016*

**analytic geometry**

the sum of the distances of p(x) from (0 -3) and (0 3) is equal to 10.

*May 21, 2016*

**Pharmacy (Specific gravity of mixtures)**

Thank you for your help. The answer in the textbook is 1031.38 mL propylene glycol. There is no detailed explanation in the textbook on how to get to the answer. Also, 1 pint = 473 mL.

*May 20, 2016*

**Pharmacy (Specific gravity of mixtures)**

If a pharmacist mixed 1 pint of propylene glycol having a specific gravity of 1.20 with 500 mL of water, how many milliliters additional propylene glycol should be added to change the specific gravity to 1.15? Please help with how to do this problem. I've tried many ...

*May 20, 2016*

**URGENT HELP**

For first question make a FBD diagram and then solve components. For the second question remember the basics F= kq1q2/(r)^2

*May 20, 2016*

**HELP ME ! DESPRATE MATH STUDENT !!**

5) Answer is A 3(-3)-4 -9+-4 = -13 (Remember to switch the signs when subtracting negative numbers)

*May 20, 2016*

**physics**

The displacement vector has scalar components of Ax = 80.0 m and Ay = 60.0 m. The displacement vector has a scalar component of Bx = 60.0 m and a magnitude of B = 75.0 m. The displacement vector has a magnitude of C = 100.0 m and is directed at an angle of 36.9° above the...

*May 20, 2016*

**physics**

Also, what is the velocity of the boulder as it hits the ground?

*May 20, 2016*

**physics**

A boulder with a mass of 48.3kg is sitting on the top of a 11.8m tall cliff, and the boulder falls off of the cliff. At what height above the ground is the boulder when it reaches a velocity of 6.40m/s? I found that the kinetic energy of the boulder before it falls off is 5585...

*May 20, 2016*

**physics**

A truck with a mass of 2.00x10^3 kg is coasting along a straight level road at 250.0 m/s. It comes to rest in 300.0m. How much work is done by friction in bring the truck to a stop?

*May 20, 2016*

**SS**

"Contrary to the vulgar belief that men are motivated primarily by materialistic considerations, we now see the capitalist system being discredited and destroyed all over the world, even though this system has given men the greatest material comforts." - Ayn Rand I&#...

*May 20, 2016*

**Life orientation**

ndiyi don't know

*May 20, 2016*

**Life orientation**

ndiyi don't know

*May 20, 2016*

**Language Art's HELP ASAP!**

Babi xxx chuldans

*May 20, 2016*

**Math PLZ HELP**

solve for y x=(3-4y)^2 I've been stuck on this stupid question anyone? ._.

*May 20, 2016*