Wednesday

January 18, 2017
Total # Posts: 104,042

**Maths**

A man spent one third of his wages on food and one fifth on rent.what fraction does he spent on food and rent together?

*October 5, 2016*

**english**

After the bully struck him

*October 5, 2016*

**english**

the living room looked except

*October 5, 2016*

**SS**

Guys, he didn't even put answers to check. Before you discriminate someone for saying they'll be glad to help, he or she was probably waiting for the kid to post his answers so he could check them. With all due respect, you should be doing your own work. I understand ...

*October 5, 2016*

**SS Ms. Sue**

With all do respect, the point of this website is to get a teacher's help. A link or a hint is all we need. Obviously Dean didn't put his answers so he needs help You just commenting, "we'll be glad to check" is helping nobody.

*October 5, 2016*

**math**

a cone has a circular base of radius 16cm and a volume of 420cm2.find the height of the cone.

*October 5, 2016*

**English**

How do i write lady in possessive form?

*October 5, 2016*

**Science**

Carbon could be classed as a metal true or fales

*October 5, 2016*

**Science**

Carbon could be classed as a metal

*October 5, 2016*

**History**

For #1 It is A, and B, and 2 is D?

*October 5, 2016*

**Physics**

On Mars, where air resistance is negligible, an astronaut drops a rock from a cliff and notes that the rock falls about d meters during the first t seconds of its fall. Assuming the rock does not hit the ground first, how far will it fall during the first 4t seconds of its fall?

*October 5, 2016*

**Physics**

A fuzzy die (m = 0.2 kg) hangs from the ceiling of a car. When the car accelerates forward along a horizontal road, the die swings backward so the the string supporting it makes an angle of 4 degree with the vertical. 1) What is the acceleration of the car? HINT: We're not...

*October 5, 2016*

**Physics**

The answer I'm suppose to get is 7.55N How do I get that?

*October 5, 2016*

**Physics**

Is this the equation: F=ma/?

*October 5, 2016*

**Physics**

I still don't get it. Can you plug the numbers in and tell me which equation to use

*October 5, 2016*

**Physics**

A boy throws a ball straight up into the air so that it leaves his hand at 11 m/s. 1) If the ball has mass 0.15 kg and the boy's arm moved through 1.5 m as he threw the ball, then what average force did he exert on the ball? Please show it step by step along with the ...

*October 5, 2016*

**math**

2b=6

*October 5, 2016*

**statics**

4. In a certain game of chance, your chances of winning are 0.2. If you play the game five times and outcomes are independent, the probability that you win at least once is 5. A set of data is found to have a sample standard deviation of 25. Suppose 9 were added to each of the...

*October 5, 2016*

**Aglebra, math**

Brad says that the literal equation a=3b+4c-s is solved for a. Do you agree?ehy or why not

*October 5, 2016*

**chemistry**

The weight of a china dish with a saturated solution of sodium nitrate at 40°C is 80 g. After evaporating the whole solution the dish's weight along with the crystals is 40 g and solubility of NaNO3 at 40°C is 20 g. What is the weight of empty china dish ?

*October 5, 2016*

**Physics**

An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man if a) the elevator is stationary? b) the elevator accelerates upward at 2 m/s2? c) the elevator rises with constant velocity 4 m/s? d) while rising, the elevator decelerates at 1.5 m...

*October 4, 2016*

**Chemistry**

15.00g of ammonium nitrate decomposes into an expandable container acoording to the following equation. 2NH4NO3 ==> 2N2 g + 4H2O g + O2 g which has the highest partial pressure a. N2 b. H2O c. O2 i am not sure how to approach this problem. is there a simple way to solve ...

*October 4, 2016*

**math**

The temperature rose 2 degrees every 5 minutes if the final temperature aftee 30 minutes was -4 degrees, what was the beginning temperature

*October 4, 2016*

**Math**

4x^2y

*October 4, 2016*

**Algebra**

Factor out (x+2) then do simple addition

*October 4, 2016*

**Chemistry**

When methane are burned in a bomb calorimeter the temperature rises from 21.00℃ to 25.18℃. The heat capacity of methane is 3.754x10^3 J/℃. The amount of heat, q (in kJ) absorbed by the calorimeter apparatus is: Correct Answer: 18.68 kJ My Work and my answer: ...

*October 4, 2016*

**Math**

5 days a week swimming on tuesday diving onfriday how many days a week will you be hsving both LESSONS TOGETHER. A week ??

*October 4, 2016*

**Social Studies**

The XYZ Affair outraged many Americans. What was President John Adam's initial stance on how to handle the issue? Select all that apply. a)Adams asked Congress for a vote to declare war on France. b)Adams sent diplomats to negotiate with France. ****** c)Adams wanted to ...

*October 4, 2016*

**Math**

I believe the fraction form is 2/15 and I think that you just have to convert 2/15 to a decimal which is 0.133333 but you might wanna double check.

*October 4, 2016*

**Math**

For a certain commodity the supply equation is given by S=2p+5 At a price of $1,there is a demand for 19units of the commodity.If the demand equation is linear and the market price is $3,find the demand equation?

*October 4, 2016*

**Math**

The area of a postcard us 15square inches wide how tall is it

*October 4, 2016*

**American History**

Never mind the answer is B.

*October 4, 2016*

**American History**

Which of the following occurred in the presidential election of 1800? Thomas Jefferson was elected president and John Adams became vice president. The House of Representatives had to decide the election. The Supreme Court ruled the election results were unconstitutional. John ...

*October 4, 2016*

**Government**

The correct answers are A and C, just took this

*October 4, 2016*

**Adv functions**

Given that the cubic equation has rational coefficients and has the root , determine the values of a and b. I got a=2 and b=4. But the answer is a=-6 and b=-20

*October 4, 2016*

**Math adv function**

An unknown polynomial f(x) of degree 37 yields a remainder of 1 when divided by x – 1, a remainder of 3 when divided by x – 3, a remainder of 21 when divided by x – 5. Find the remainder when f(x) is divided by (x – 1)(x – 3)(x – 5).

*October 4, 2016*

**Geometry**

can someone explain this to me? When using the midpoint formula, what is different between a number line and a coordinate plane?

*October 4, 2016*

**math**

Aanya made a scale drawing of a picture. The original dimensions of the picture are 8 inches by 12 inches. Which choice shows a possible combination for the dimensions in Aanya’s drawing?

*October 3, 2016*

**Marh**

If I missed 9 questions out of 27 what wil my grade be

*October 3, 2016*

**Physics**

Please help ASAP!

*October 3, 2016*

**Physics**

A boy throws a ball straight up into the air so that it leaves his hand at 11 m/s. 1) If the ball has mass 0.15 kg and the boy's arm moved through 1.5 m as he threw the ball, then what average force did he exert on the ball? Please show it step by step along with the ...

*October 3, 2016*

**Physics**

An object with a weight of 150 N hangs from the ceiling as shown in the figure. 1) Find the tension in each string. q1 = 60 degree and q2 = 45 degree Please show it step by step along with the equation to use

*October 3, 2016*

**Physics**

Help ASAP please!!

*October 3, 2016*

**Physics**

A small bug is placed between two masses (m1>m2) on a frictionless table. A horizontal force F is applied to either m1 or to m2, as shown. 1) In which case does the bug have a better chance of survival? HINT: Find the force of contact between the blocks in each case. Please...

*October 3, 2016*

**Math**

I have $46.20 in my pocket in $2, $1, 50c, 20c, 10c and 5c coins, and I have an equal number of each coin type. That number is?

*October 3, 2016*

**Physics**

An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man if a) the elevator is stationary? b) the elevator accelerates upward at 2 m/s2? c) the elevator rises with constant velocity 4 m/s? d) while rising, the elevator decelerates at 1.5 m...

*October 3, 2016*

**Physics**

Help ASAP please!

*October 3, 2016*

**Physics**

A fuzzy die (m = 0.2 kg) hangs from the ceiling of a car. When the car accelerates forward along a horizontal road, the die swings backward so the the string supporting it makes an angle of 4 degree with the vertical. What is the acceleration of the car? HINT: We're not ...

*October 3, 2016*

**Math adv functions**

is x+b a factor of x^9+5b^2x^7+5bx^8-b^9

*October 3, 2016*

**Math**

Find the last two digits of the number 11^2016 . I need to figure out how to hand do this and show all my work. Help pls

*October 3, 2016*

**math**

the sum of three consecutive even numbers is 96, what is the biggest number?

*October 3, 2016*

**math**

Evaluate: a) 1:(-1)+0:4-(-4)x(-1)= b) -12x6:(-3)=

*October 3, 2016*

**Math**

Never mind. I have it! Thanks

*October 3, 2016*

**Math**

How would I show work for this? The log?

*October 3, 2016*

**Math**

I need to solve this by hand according to my homework. Could I somehow simplify it?

*October 3, 2016*

**Math**

How to solve 11^2016

*October 3, 2016*

**Math**

Thank you!

*October 3, 2016*

**Math**

That is incorrect.

*October 3, 2016*

**Math**

Cucumbers are on sale, so you buy 16 pounds of them at the local market for your restaurant. Each cucumber is actually 99% water. A few days later, the cucumbers have dried out to the point that each is now 80% water. How much do all your cucumbers weigh at this time?

*October 3, 2016*

**Math**

Find the sum of all integers between 1200 and 2900, inclusive, which are not divisible by 9.

*October 3, 2016*

**history**

1, What was one reason for the formation of the Democratic Republican Party? Washington's cabinet members wanted to form a new party to strengthen the federal government Thomas Jefferson's views clashed with those of Alexander Hamilton **** The alien and sedition acts ...

*October 3, 2016*

**History**

Aztecs

*October 3, 2016*

**Ap maths**

a^(1/x)=b^(1/y)=c^(1/z) if a,b,c are in Gp.prove that x,y,z are in Gp step plz

*October 3, 2016*

**Algebra**

which of these numbers can be classified as both real and irrational? 1. 5.858585858 2. 63.4 3. root 21 4. root 36 which is both a real number and an integer? 1. 23 2. 1/4 3. root 27 4. 3.402538 which of these number is classified as both real and rational? 1. root 17 2. root ...

*October 3, 2016*

**Math**

Label the grid dot below with the letter T so that the length of ST is ratio 10

*October 3, 2016*

**maths**

5004=hundreds and units

*October 3, 2016*

**Math**

Twelve farmers can harvest 2 hectares of rice in 3 days. How many farmers will it take to harvest 5 hectares in 10 days?

*October 3, 2016*

**Geometry**

The midpoint of UV is (5, -11). The coordinates of one endpoint are U(3, 5). Find the coordinates of endpoint V. I know what the question is asking, but I'm not sure what steps to take to calculate the other endpoint based on the midpoint. Please help, I have limited time!

*October 3, 2016*

**Social studies**

1a 2c 3c 4a 5b 6b 7a&c 8 doesn't matter 9b 10b

*October 3, 2016*

**Social studies**

Are any right?

*October 3, 2016*

**math**

on the way to the Open Air Museum Jaz and Kim stop to buy petrol.The petrol costs $3.15 for one USE gallon. Kim wants to compare the cost of petrol in America with the cost of petrol in England. Kim uses this information - 1 US gallon=3.875 litres - 1 litre of petrol in ...

*October 3, 2016*

**SS**

Nic is right

*October 3, 2016*

**Algebra**

-2(y-3)=2y-6 A. One Solution B. No Solution C. Infinite Solutions ____________________________ Also Need help on these 2 prntscr/cpbo66

*October 3, 2016*

**math**

Winning the jackpot in the connecticut classic lotto requires that you choose six different numbers from 1 to 44, and your numbers must match the same six numbers that are later drawn. the order of the selected numbers does not matter. if you buy one ticket, what is the ...

*October 3, 2016*

**Texas History**

1.A 2.b 3.c

*October 3, 2016*

**Maths**

The ratio of the circumference of circle P to the circumference of circle Q is 5:4.Find the ratio of the area of circle P to the area of circle Q

*October 3, 2016*

**Math**

yeah 2 signifacant digints sorry btw anyway thanks!

*October 3, 2016*

**Math**

round it off to the first 2 numbers •439,264 km •15million degrees celcius •1.00794 atomic mass unit •140pm •14.00674 atomis mass unit

*October 3, 2016*

**maths**

The sum of two numbers one of which is 3/4 of the other is 84 . Find the number

*October 3, 2016*

**Biology**

Two students were testing the amount of fertilizer that would best promote the growth of tomato plants in a garden. Which of the following could be an unavoidable source of experimental error? Select one: a. variation of tomato plants b. amount of water given to the plants c. ...

*October 3, 2016*

**General Chemistry**

A typical human adults exhales 500 mL of air per breath. At this rate, calculate the volume of air exhaled after 20 breaths in units of cubic meters.

*October 2, 2016*

**Math 115**

3.5 million square miles and the population of 700 million people

*October 2, 2016*

**unt**

A coin is tossed 9 times. What is the probability of getting all heads? Express your answer as a simplified fraction or a decimal rounded to four decimal places.

*October 2, 2016*

**Chemistry**

48.39 g Na2S

*October 2, 2016*

**6th grade math**

wth

*October 2, 2016*

**Math**

There are 42 goats and chickens in the farm.there are 114 legs altogether.how many ducks are there?

*October 2, 2016*

**Quick English help**

what real complication does lady macbeth come aware of act 2 scene 2? This is in the story of Macbeth

*October 2, 2016*

**Chemistry**

What specific evidence from the gold foil experiement led Rutherford to come to each of the following conclusions? The nucleus occupies very little space in the atom. Answer:He shot alpha particles through thin sheet of gold and discovered some were deflected An atom is made ...

*October 2, 2016*

**Physics**

I still need help! ASAP please!

*October 2, 2016*

**Physics**

A 5 kg magnet exerts a constant force of 3 N on a 0.25 kg magnet. 1) What force will the smaller magnet exert on the larger magnet? Please show step by step including the right equations for this problem

*October 2, 2016*

**Physics**

What net force F will accelerate a 0.5 kg mass at 4 m/s2? If this same net force were applied to a 20 kg mass, what would its acceleration be? Please show me step by step including the right equations

*October 2, 2016*

**Probability**

A certain disease has an incidence rate of 0.6%. If the false negative rate is 5% and the false positive rate is 2%, compute the probability that a person who tests positive actually has the disease.

*October 2, 2016*

**Social Studies**

@ teacher LoL! I hate and love when people are like "OH I AM YOUR TEACHER AND I WILL FAIL YOU!" How do you even know who Hello is. @wow I agree! I mean its just some stupid kid

*October 2, 2016*

**Math**

determine the value(s) of k which a quadratic equation x^2+kx+9=0 will have. a) two equal real roots b) 2 distinct roots I tried to find the discriminant but couldn't get the right answer

*October 2, 2016*

**Math**

Consider the function g(x)=e^(2x+4) −4. Giving your answer in interval notation, find the domain of g^(−1)(x).

*October 2, 2016*

**math**

A circular pizza has a radius of x cm. a.write an expression for the area of the pizza? b write an expression for the area of a pizza with radius that is 5 cm greater c. How much greater is the second area? write the difference as a simplified expression?

*October 2, 2016*

**Data Probability**

A certain virus infects one in every 300 people. A test used to detect the virus in a person is positive 80% of the time if the person has the virus and 5% of the time if the person does not have the virus. (This 5% result is called a false positive.) Let A be the event "...

*October 2, 2016*

**Math wok**

A large cooler contains the following drinks: 11 lemonades, 6 Sprites, 14 Cokes, and 7 root beers. You randomly pick two cans, one at a time (without replacement). Compute the following probabilities. What is the probability that you get either two root beers or two lemonades...

*October 2, 2016*

**Math 😢😢😢😢😢 Help**

Thanks I found my answer of 10/703

*October 2, 2016*