# Posts by matt

Total # Posts: 2,387

**Math**

Wow I did not feel I would be able to get the right answer. I am literally terrible at math and word problems. What is the best way to know in a word problem when you have to do multiplication or division or subtraction or addition? Please help me to understand.

**Math**

Liam has 8 3/4 gallons of paint. He wants to use 2/5 of the paint to paint his living room. How many gallons of paint will Liam use? Multiply 8 3/4 x 2/5=70/20 70/20=3.5 Answer: Liam will use 3.5 gallons of paint Is this correct?

**Math**

Three pictures hang side by side. What is the total area of the wall that the pictures cover Picture 1-10 1/2 inches Picture 2-10 1/2 inches Picture 3-10 1/2 inches Width is 14 2/3 inches I would think I would need to add 10 1/2 plus 10 1/2 plus 10 1/2 and then multiply that ...

**Math**

Hello Steve, Thank you for pointing out my mistake and for looking this over. It makes me feel a bit better that I have the right process down.

**Math**

Orlando earned $92.25 washing windows on the weekend. He worked 3.5 hours on Saturday and 6.75 hours on Sunday. If Orlando charges the same amount for every hour he works, how much does he earn per hour? I believe that what needs to be done is add 6.75 plus 3.5 which is 10.35 ...

**Math**

So I think that the answer would be 3.5 gallons of paint is what Liam will use

**Math**

Liam has 8 3/4 gallons of paint. He wants to use 2/5 of the paint to paint his living room. How many gallons of paint will Liam use? I think that I would need to take 8 3/4 - 2/5=8 7/20 Can you tell me if I got this answer right or wrong and if I got it wrong how would I go ...

**Math**

So yes there would be enough money for them to buy a card that costs $3.25

**Math**

So they would have total earnings of $7.84 Then take $7.84 x 0.75=$5.88 but then the question asks Is there enough left over from Wednesday's earnings to buy a card that costs $3.25 So they spent $5.88 from a total of $7.84 is that correct?

**Math**

Samuel and Jason spend 3/4 of their combined earnings from Wednesday to buy a gift. How much did they spend? Is there enough left over from Wednesday's earnings to buy a card that costs $3.25? Explain Wednesday Samuel's cans (pounds)are 12.6 Wednesday Jason's cans...

**Math**

Thank you. Ms Sue for helping me there are so many steps to these word problems which is what makes me sometimes confused.

**Math**

He can rent 3 movies

**Math**

So then I would do 7.5 x $0.40 is that correct?

**Math**

Jason wants to use his earnings from Monday and Tuesday for online movie rentals. The movies cost $2.96 each to rent. How many movies can Jason rent? Jason sells can's to a recycling center that pays $0.40 per pound of cans. Jasons cans (pounds) Monday 11.5 Tuesday 10.7 So...

**Math**

Thank you I think I figured it out. I posted two other problems.

**Math**

Okay. I was going to answer 5 but I am trying to figure out how to do the division part of it.

**Math**

Wouldn't it just be 28/56=2?

**Math**

So 16.2 plus 11.8=28.0 Then you said to do 28.0/5.6 How would you do this type of division? Can you explain?

**Math**

I was not able to put it in sorry. Monday Samuel's cans (pounds) 16.2 Tuesday Samuel's cans(pounds) 11.8

**Math**

I am trying to solve a problem and am having difficulty solving it and do not know how to begin solving it. Samuel and Jason sell cans to a recycling center that pays $0.40 per pound of cans. the table shows the number of pounds of cans that they sold for several days. 1. ...

**Science**

What is the name for organisms that consume other organisms for energy

**Math**

Also please explain how you got the answer.

**Math**

Mary can clean a house in two hours, Gina can clean a house in three hours. How long would it take for Mary and Gina to clean the house together.

**Math**

Peter, Paul and Mary have $24 between them. Together Peter and Mary have double the amount of money that Paul has, while Paul and Mary together have the same amount of money as Peter. How much money does Peter have?

**Calculus**

The minute and hour hands on the face of a school clock are 8 inches and 6 inches long, respectively. Find the rate of change, in inches per minute, of the distance between the tips of the hands at 9:00.

**physics**

Ball A with a mass of 0.500 kg is moving east at a velocity of 0.800 m/s. It strikes ball B, also of mass 0.500 kg, which is stationary. Ball A glances off B at an angle of 40.0° north of its original path. Ball B is pushed along a path perpendicular to the final path of ...

**physics**

A 16.0-g bullet is shot into a wooden block at rest with mass 4550 g on a frictionless surface. The bullet strikes and is lodged in the block, causing is to slide at a speed of 1.20 m/s. Find the speed of the bullet (in m/s) before striking the block.

**Math**

Mapping Notation for y=2log _3(-3x +9)-2 log_3 mean log base 3

**Math Please Help ASAP**

The function 𝑄(𝑥) has been transformed from the function 𝑓(𝑥) = 𝑥^4 . The mapping rule for the function can be written as (2𝑥 + 𝒄, 4𝑦 + 𝒃). If the coordinate(1/2 ,1/16) on the function 𝑓(𝑥...

**Math**

Describe the end behaviour of 0.5(x-2\)^2\(x+1)(x-5)^3

**Math**

A polynomial function with a degree of 6 has the zeros of 𝑥 = 2 (order 2), 𝑥 = −1 (order 1) and 𝑥 = 5 (order 3). Write a general formula for a family of functions that share the same properties as this function. Please HELP!

**MATH Function Transformation**

for function if the a value 1/2 is it a stretch of 1/2 or a compression of 2. Or is both correct!

**math**

Thanks!

**math**

Explain two ways that you can solve for R in the following division statement. Then, use one of your methods to find R. x^3+4x^2-3x=(x-1)(x^2+5x+2)+R could you divide x^3+4x^2-3x by (x-1) to get the quotion of (x^2+5x+2)+ the remainder which would be r? Also what would be ...

**Advanced Function**

Garfield has designed a rectangular storage unit to hold large factory equipment. His scale model has dimensions 1 m by 2 m by 4 m. In order to maintain the scale he needs to increase each dimension by the same amount. By what amount should he increase each dimension to ...

**Math**

If a isosceles triangle has one side with 52 degrees and another with 5x-6 are the other sides

**Stats**

34% of voters favorable view. Thirty likely voters chosen at random. What does n=, p=, and on average what is the number of voters expect to have a favorable view?

**Physics**

A basketball was kicked 20.0 m above horizontal with an initial velocity of 120.0 m/s at an angle of 35.0˚ above the horizontal. (a) How long is the rocket in air before falling? (b) What is the horizontal range for the rocket? (c) With what speed does the rocket hit the ...

**Advanced Algebra**

The average weight of a medium size egg is found to be 3.2 oz, with a standard deviation of 0.13 oz. What is the heaviest egg (to 2 decimal places) that we are 95% confident is still medium size?

**Laguange Arts**

Can Someone just give me a answer i need help im don't get the question!

**Laguange Arts**

an instruction in the text of a play, especially one indicating the movement, position, or tone of an actor, or the sound effects and lighting. That whats google says!

**Laguange Arts**

I know but should i write i don't know what to write.

**Laguange Arts**

I don't know what to right.

**Laguange Arts**

I know what to do i just don't know how to right something on it?

**Laguange Arts**

8. Stage directions are one element of a drama. In a paragraph, define and provide an example of stage directions from A Surprising Point of View. Then analyze the stage directions. Explain how these directions contribute to your understanding of A Surprising Point of View. ...

**Math**

You have wood donated from Home Depot to build a booth to sell the shirts and hats from, but you need to provide dimensions for the panels. They are 4 feet high and come in a variety of lengths. The space you have to build your triangular stand is 5 ft by 12 ft rectangle in ...

**Math**

Create a container to store extra shirts and hats. Some shirts and hats get sold and no one comes to pick them up. They must be stored for next year. What size cylinder do I need to hold a volume of 800 in3 of shirts and hats(The cylinder must hold that volume), how do you ...

**Math**

You have wood donated from Home Depot to build a booth to sell the shirts and hats from, but you need to provide dimensions for the panels. They are 4 feet high and come in a variety of lengths. The space you have to build your triangular stand is a 5ft by 12ft rectangle in ...

**Math**

What size cylinder do I need to hold a volume of 800 in3 of shirts and hats(The cylinder must hold that volume)

**Physics**

A DIVERGING lens has a focal length of 35 cm. (a) Find the image distance when an object is placed 48 cm from the lens. (b) Is the image real or virtual magnified or reduced?

**Physics**

A DIVERGING lens has a focal length of 35 cm. (a) Find the image distance when an object is placed 48 cm from the lens. (b) Is the image real or virtual magnified or reduced? I am very lost and don't even know where to start

**Algebra**

Thank you

**Algebra**

Please check my answer The ordered pairs (0,1), (1, 6),(2, 36), (3, 216), and (4, 1,296) represent a function. What is a rule that represents this function? A y=x^6*** B y=6x C y=x+6 D y=6x

**Chemistry**

Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25°C. Calculate the molarity of a solution of acetic acid made by dissolving 35.00 mL of glacial acetic acid at 25°C in enough water to make 400.0 mL of solution.

**Math**

If a camera and a lock weigh 330 grams together. Also the same camera and a crown together weighs 670 grams. Also the weight of a crown and a lock is 470 grams. What is the weight of each individual object?

**Algebra 1**

Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?

**Algebra 1**

Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?

**Math**

To the nearest tenth, find the area of a circle whose radius is 6 meters. Use 3.14 for pi.

**Math**

Use a sum formula to show that cos(2u)=2sinucosu

**Math**

Hello, could someone help me set up the equation for this word problem? A sharpshooter intends to hit a target at a distance of 3000ft with a gun that has a muzzle velocity of 1200 ft per second. Neglecting air resistance, determine the gun's minimum angle of elevation ...

**Trigonometry**

Hello, could someone help me set up the equation for this word problem? A sharpshooter intends to hit a target at a distance of 3000ft with a gun that has a muzzle velocity of 1200 ft per second. Neglecting air resistance, determine the gun's minimum angle of elevation ...

**PHYSICS work on a ramp!!!**

How much work is it to push a box (mass 190 kg) up an incline (angle 16 degrees with the horizontal) that is 8.3 meters long, if the coefficient of kinetic friction between the box and the incline is 0.6? My doubt is how do I find force?

**math**

If it goes up 3 feet then slides down 2 feet, then it goes up 1 foot a day, so it would take 30 days to get up to the top

**Math**

A computer was purchased at a sale at a discount of 15%. If $688.50 was paid for it, and this price includes 8% sales tax, then what was the original price without tax or discount?

**Algebra**

Write an algebraic expression for the quantity. Let x represent the unknown value. Seven times a quantity decreased by thirteen

**Calculus**

how to make (x-3)^(2n)/4^(n) converge

**Biomechanics**

Jane is a 45 kg cyclist. If her bike weighs 100 N and she landed with her bike on the floor at a vertical reaction force of 890 N, what was her vertical acceleration during landing?

**Math**

Another problem I need to confirm: A ship is 60 miles west and 91 miles south of the harbor. a) What bearing should the ship take to sail directly to the harbor? (Round answer to nearest tenth of degree.) b) What is the direct distance to the harbor? A) Tan(theta) = 60/91 ...

**Math**

Could someone check my work? A 200-foot cliff drops vertically into the ocean. The angle of elevation from a ship to the top of the cliff is 22.3 degrees. How far offshore, to the nearest foot, is the ship? Tan(22.3) = 200ft/x xtan(22.3)=200ft x=200/tan(22.3) x=487.65 Answer: ...

**Math**

Sue bought a new dress while on holiday in the USA. The sales tax was 8%. If she was paid $6.40 tax, and if she was charged 15% duty on the original purchase (before tax), how much did she pay in all?

**chemistry**

Rationalize how the addition of the silver nitrate to the Fe/SCN equilibrium system had an effect even though neither Ag nor NO3 appears in the equation shown in the text. Equation in text is FE3+ + SCN- <> [FeSCN]2+. I know that AgSCN is formed and precipitates and that...

**Chemistry**

what is the maximum amount of NO2 which could be formed from 14.75 g of NO and 1.28 g of O2? Answer in units of mol. i believe its 2 NO + O2 -> 2 NO2 but I'm not sure and i don't know what to do when i tried with stoichiometry i got .4916 but when i got told its the...

**Math**

Makoto and his friends rolled two fair number cubes 500 times and recorded the sum of the numbers shown on the cubes each time. On 42 of the trials the sum was 10. What will be the probability that the sum of the numbers shown on the cubes is 10 when two fair number cubes are ...

**criminal justice**

Which of the following occurs when jurors return a verdict which is consistent with their own sense of justice and morality, but inconsistent with the law?

**Physics**

How do you determine the correct value of angular velocity to use when calculating centripetal force?

**health**

Need Help ! An instrument called a ________ is used to measure the volume of air that moves into and out of the lungs. A. Hydrometer B. Barometer C. Spirometer D. None of the above I think its D , But Don't Wanna Get Wrong .

**Physics**

A stone is thrown 60 degrees below the horizontal at 22 ft/sec and 20 meters above the ground. Using the energy equations, determine its velocity when it hits the ground.

**Math help find x**

Y=x/2-1

**science**

Wow Ms. Sue is the best right guys. lol Sure

**Physics (Torque)**

Your hand holds a litter of milk while your arm is bent at the elbow in a 90 degree angle. Estimate the torque caused by the milk on your arm about the elbow joint. Indicate all numbers used in your calculations.

**Physics**

A jet aircraft rolls onto the end of a runway before accelerating down the runway for takeoff. At the point where the aircraft leaves the ground, it is traveling at 100 m/s. If the aircraft's initial speed when it rolled onto the runway was 10 m/s, and it accelerates for ...

**Math**

You have a balance of $7500 on your credit card and you make no further charges. If your APR is 12.5% and each month you make only the minimum payment of 5% of your balance, then find a formula for the balance after t monthly payments. A) 7500(0.959896) t B) 7500(0.940104) t C...

**Math**

In the figure, -> BD is the angle bisector of <ABC. If <ABD= 3x+2 and m<ABC=7x-6, find the degree measure of <CBD A / B--- D \ C

**Math**

. Question 3 options: Given g(x)=−x/4+4 and f(x)=4x+1/4 , find g^-1(x) , f^-1(x) , (g∘f)^-1(x) and (f^−1∘g^-1)(x) . What can you conclude?

**Math**

Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a lighthouse at 11am. Question 6 options: a) Let k be the distance between the lighthouse and the ship. Let d be the distance from the ship has travelled ...

**Math**

I had this question answered before,but I'm totally confused with the answer and need a clearer answer,as I'm totally lost. This is composite functions by the way.

**math**

Thanks I was using it and getting 1 as the answer but since I have to plug in six more of the "p" fractions with different denominators I thought it didn't make since that for each one would be 1

**math**

find the sum cos^2(j) + sin^2(j), if j = p/3 -do I have to use a pythagorean identity?

**Math**

I do not get this question at all,this is composite functions and all my answers to a) to c) is wrong,can someone please help me with this problem :)? Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a ...

**Math**

I think this is suppose to be composite function

**Chemisty**

how many grams of propane would be burned with 80.0g of oxygen?

**Math**

Determine the composite function of F(x)= sin x and g(x)=x

**Math**

Determine the composite function of F(x)=2^x and g(x)=3-x

**Chemistry**

A concentration of PCl5(g), 4,0 mol/L, it appears that the proceeding PCl5(g) => PCl3(g) + Cl2(g) is achieved with a degree of balance of 20%. In these conditions, calculate the value of chemical equilibrium

**i dont know how to solve this**

Which number is a solution to the inequality 3x − 2 > 10? A 2 B 3 C 4 D 5

**i dont know how to solve this**

A taxi charges $2.25 for a ride, plus $0.25 for every 1/4 mile. Which inequality represents how many miles, x, a person could travel with $8.00? A $2.25 + $0.25x ≥ $8.00 B $2.25 + $0.25x ≤ $8.00 C $2.25 + $1.00x ≥ $8.00 D $2.25 + $1.00x ≤ $8.00

**i dont know how to solve this**

What is the value of x in the equation 6 + 2/3x=9 ?

**how to set up this problem**

Caleb has a piece of wood that is 156 inches long. He wants to cut the wood into 2 3/4 -foot sections. How many whole 2 3/4 -foot sections can Caleb cut? A 57 B 56 C 5 D 4

**math please explain**

Apples cost $1.62 per pound, and bananas cost $0.48 per pound. What is the total cost for 2 1/2 pounds of apples and 1 1/3 pounds of bananas? A $4.69 B $4.55 C $3.77 D $3.36

**Math**

would 450 nickels be greater than 25 quarters