# Posts by sammy

Total # Posts: 696

**Algebra**

Jonas purchased a new car for $25,000. Each year the value of the car depreciates by 20% of its value the previous year. In how many years will the car be worth $5000?

**Social Studies Please Help!!!**

Thanks Ms. Sue! (=

**Math**

Milan must choose a number between 55 and 101 that is a multiple of 6 , 9 , and 18

**Math- Probability Please Help!**

Thanks a bunch!!! (=

**Math- Probability Please Help!**

Can someone please help me?!?!?!?!?!

**Math- Probability Please Help!**

I think the first one might be C) 24 and the second one could be D) 10. I'm not sure though, so can someone please check! Thanks!

**Math- Probability Please Help!**

1) You and 3 friends go to a concert. In how many different ways can you sit in the assigned seats? A) 6 B) 12 C) 24 D) 10 2) You own 7 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans? A) 60 B) 21 C) 20 D) 10

**physics**

A boy drops a mango from a tree, it falls without rebound. What happens to its momentum. Ans- its momentum is constant.

**math**

How do you solve? what is the area if it is 32. times smaller that 3003.014cm?

**Math**

oh my gosh thank you so much!!!!!

**Math**

1. Explain the difference between (-3)^2 and -3^2. 2. Explain the difference between -23 subtracted from 17, and -23-17. I have no idea what to do I am so lost :(

**Algebra 2**

I need steps on how to complete this please i am so confused and lost. :( Consider the infinite geometric series x e n=1 -4(1/3) n-1. In this image, the lower limit of the summation notation is "n=1". a. Write the first four terms of the series. b. Does the series ...

**science**

the answer would be D i took the test

**math help!!!!! Thanks**

I think its A too

**Science**

Chargers extend the life of the rechargeable batteries by: A) adding protons to the positive electrode B) adding electrons to the positive electrode C) moving electrons back to the positive electrode D) Moving electrons back to the negative electrode

**science**

please explain why

**science**

is this an open or closed system? baking soda reacting with vinegar

**math**

how to rewrite the radical (index is 8)√5^2 as 5 to the power of a rational exponent ?

**math**

A room measure 12fy by 15ft find the scale that would allow the room to be showed large as possible on a piece of paper 7in by 8in explain your reasoning

**Art check please**

yup, those are right, in my opinion!

**maths literacy geog business studies bio English a**

What can I study after school with the following subjects maths literacy business studies bio English lo Afrikaans geog

**chemistry**

What mass of AuCl3 contains 160.9 g of gold? My work i got 104.6 g is that correct

**Chemistry**

How can we find moles of oxygen? Plz answer: DrBob222 , Shahab Mirza

**Math**

What type of function is f(x)=1.3^x? Also, what type of function is f(x)=(x-5)/(x^2-2x+3)?

**math/help please**

A garden snail moves 1/6 foot in 1/3 hour what is the unit rate plz help👌

**ecology**

The Nile perch population explosion has been accompanied by: a decrease in the dissolved oxygen in the shallowest portions of Lake Victoria. a decrease in the dissolved oxygen in the deepest portions of Lake Victoria. an increase in the dissolved oxygen in the deepest portions...

**simple interest**

Jimmy invests 15,000 coins in a bank and earns simple interest. After 2 years he withdraws all his money from the bank .If the amount that he receives is 17,000 coins ,calculate. (a)the interest received (b)the rate at which bank pays interest.

**English**

100% correct for Ms. Sue

**Physics**

An object has a initial velocity of 10 m/s in the positive x direction. Under a constant acceleration it stops after undergoing a displacement of 148.3 m in the positive x direction. Because it is still under the same acceleration it then travels back in the negative in the x ...

**Math**

A student goes through seven class periods in school. Each period lasts 55 minutes. How many hours does he spend in class per week?

**english**

Ok correct me if I am wrong but I don't agree with 1 because it say except! I thought it was B so I am very confused now. Ms. Sue would you clear this one up

**English**

It such an amazing thing how man dictate over women all in a name of lobola bride prize

**geography**

Cam is right!!!

**Excel Macro Question**

Question has been solved. Please remove if possible!

**physic angular momentum and torque**

What is the angular momentum of a figure skater spinning at 2.7rev/s with arms in close to her body, assuming her to be a uniform cylinder with a height of 1.6m , a radius of 14cm , and a mass of 50kg How much torque is required to slow her to a stop in 4.4s , assuming she ...

**Physics**

The Lamborghini Murcielago can accelerate from 0 to 27.8 m/s (100 km/hr or 62.2 mi/hr) in a time of 3.40 seconds. How fast will the car be traveling (m/s) after 5.1 seconds.

**Polyhedren Question, pls help asap!!!!!**

So did y'all find the test answers?

**Science**

Yaoi King is in fact correct! I got a 100%, thanks! (=

**math**

Me too !

**science**

That's definitely b. (^-^)

**Geometry.**

can you imply something if you are given that two altitudes intersect in a triangle?

**Geometry.**

prove that the distance between any two points inside triangle abc is not greater than half the perimeter of triangle abc my teacher said to try doing this proof by contradiction. can someone please help??

**8gradeHistory**

It should be b.

**Social Studies**

i don a lot of research but yes they won

**science**

Why are liners laid down at the bottom of a landfill before waste in the landfill?

**science**

That is what it said in the book. What is the right answer?

**science**

No wait it is A

**science**

C?

**science**

which of the following would be most likely to lead to increase biodiversity? A.clear-cutting B.oil drilling C.national park planning D.farming

**Early Childhood Education**

A disadvantage of large group times is: A. language is enjoyed as a group. B. children develop an understanding of being a group member. C. the difficulty of having intimate conversations. D. they are often seen as sharing times. In a study about kindergarten readiness, which ...

**Algebra**

Thank guys :)

**Algebra**

What are the zeroes of y = x2 – 2x – 15? –3, –5 3, 5 –3, 5 3, –5

**Math**

1. What is the vertex of each of these parabolas? a. y = (x –7)2 +4 b. y = 3(x + 7)2 – 4

**Math HELP**

If log a = 3, what is log a4?

**math**

Assume you have $1,000 and find a place to invest it that will give you 5% compounded annually. a. How long will it take your investment to be worth $1,500? b. Is it worth your while to run around and find another place which will give you 5% interest compounded daily? Explain...

**MatH HELP**

Kensin longs to own a Maserati. He can afford $40,000 for a car. If this year’s model sells for $135,000 and will depreciate at 10% a year, in how many years will he be able to afford this model Maserati?

**Algebra Help**

Find the domain of: 6/(9-4x) 7/(x^2-8x) (x^2+9x)/(x^3-13x^2+40x)

**MATH HELP**

Derrick is investing $1,000 at 5% interest and Anna is investing $750 at 7% interest. Both interest rates are compounded annually. When will they have the same amount saved? (Hint: 1.05t/1.07t =(1.05/1.07)t )

**Math HELP**

When a Superball bounces it is claimed that the height of any bounce is 90% of the height of the last bounce. If a Superball is dropped out of a second story window at the height of 200 feet. On which bounce would it bounce just one foot?

**MATH HELP**

Log 1000 =a Log a =1 Log a = -1 What is the vaule of A

**math**

find the product to (2x+4y)(8x+3y)

**Math PLEASE HELP ME!!**

How would you solve this inequality -3(n+8)<-17-3n

**Math**

How would you solve this inequality -3(n+8)<-17-3n

**Math**

A room contains 8 crates. Each crate contains 8 boxes. Each box contains 8 bags. Each bag contains 8 balloons. a) How many balloons are in the room? b) Express the numbers of balloons as a power. Identify the base and the exponent. please help i understand a) that u have to ...

**algebra 1A**

What's 35ab/105bc simplified

**physics**

A spring lies on a horizontal table, and the left end of the spring is attached to a wall. The other end is connected to a box. The box is pulled to the right, stretching the spring. Static friction exists between the box and the table, so when the spring is stretched only by ...

**College Physics**

Sorry, I meant 250 not 225. Either way its still not the correct answer..

**College Physics**

A 7 kg mass hangs on a 10 meter long weightless cord. To the nearest cm, what should the new length of the pendulum be in order that the new frequency be 1.8 times its current value? The correct answer is 309 but I got 250. Heres what I did.. (1/2pi)(sqrt g/L2) = (2/2pi)(sqrt ...

**College Physics**

7 Moles of a gas initially at temperature 300 K is compressed adiabatically from a volume of 1000 cm3 to a volume of 316 cm3. To the nearest tenth of a kJ what is the work done by the piston? (It is a monatomic ideal gas.) I have W = (3/2)nRT1(V1^(gamma-1) V2^(1-gamma) ...

**physics**

A 950-kg race car can drive around an unbanked turn at a maximum speed of 46 m/s without slipping. The turn has a radius of 120 m. Air flowing over the car's wing exerts a downward-pointing force (called the downforce) of 12000 N on the car. (a) What is the coefficient of ...

**Trigonometric Functions! (Ferris Wheel)**

Thank you very much Steve!

**Trigonometric Functions! (Ferris Wheel)**

The Ferris wheel at a carnival has a diameter of 18m and descends to 2m above the ground at its lowest point. Assume that a rider enters a car at this point and rides the wheel for two revolutions My main problem is how to get the phase shift. (The answer says its 270 degrees)

**Periodic Function (Trigonometric Fuctions)**

A lighthouse beacon rotates through 360 degrees every 12 seconds, it is located 100 m off the shore of an island with a coastline of steep cliffs running north and south. As the light beam sweeps clockwise, starting from the north (direction of 0 degrees), it strikes some part...

**math**

Will someone please help me with this problem. Simplify the expression, if possible. log 1.

**math**

Any of the ten digits 0 through 9 may be used in a 6-digit code, but no digit may be used more than once. If the first two digits are 1 and 7, what is the largest possible average of all 6 digits? a)4 b)6 c)6.5 d) 7

**English**

Thank you This what I have but I'm not sure if it's correct. 1. A ; 2. C ;

**English**

I need help with these questions. Which of the following options best demonstrates sentence fluency? A. The city looked beautiful in that it was lit by the sun while I was walking down the street. B. Walking down the street in the sunshine, the city looked beautiful. C. The ...

**math**

Solve negative five-ninths equals negative two v minus one-third for v. choices four-ninths negative one-eighteenth one-ninth five-sixths

**Chemeistry**

when 4.50 g of fe2o3 is reduced with excess h2 in a furnace, 2.6 g of iron metal is recovered. What is the percent yield when molar mass of Fe2O3 is 159.7

**Pre-Algebra**

Can U Just Check My Answer Please! Thank You Guys :D Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets of values. My Answer...

**Pre-Algebra**

Thank You So Much Linzy :)

**Pre-Algebra**

Can U Just Check My Answer Please! Thank You Guys :D Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets of values. My Answer...

**social studies**

OK,I will thank you so much Ms. Sue !!!!! :D !!!! HAVE A NICE DAY :D

**social studies**

Compare and contrast how the United States and Canada achieved independence. Why do you think the United States has 10 times more people than Canada? Explain one way that ethnic groups in the U.S. and Canada are similar and one way that they are different.

**Math**

Find the area for a triangle: base 14 cm, height 5.5 cm. 19.5 cm² 77 cm² 38.5 cm² 770 cm²

**math**

I only need help with B. I have already figured out A and C

**math**

q = 350 − 5p (a) Enter the equation for revenue R as a function of price p. R = (b) What is the (instantaneous) rate of change of revenue with respect to price when the price is $6? (c) At what price is the derivative of revenue with respect to price exactly zero?

**languagge/french**

thank you

**languagge/french**

i saw it on google but for the other sports i don't seem to find the right vocbulary

**languagge/french**

what are some winter sports written in french like for example skiing is "ski du faire". please help

**ENG1511**

This is great news indeed, I can't believe I made it!

**Calculus**

Given a function f(x)=sqrt(100-x^2) Evaluate the integral xsqrt(100-x^2dx) for the interval (0,10)

**math**

7 3/5 ft = how many yards?? How do I do this??

**Math 6 help ??????**

Thanks! I understand it clearly !

**Math help Thanks!**

Yeah! Thanks!

**Math help**

You buy sneakers at 2/3 of their original prioce of $60 = $40 A sweater at 7/10 of its oreginal price of $35 = 24.5 And a jacket at 5/6 of its oreginal price of $45 = $37.5 So you spent $ 102 Saved (origianl cost - buying cost) ( 60+35+45) - (102) = $38 The fraction is 38/140 ...

**Math help**

You buy clothing at a sale. You buy sneakers at 2/3 of their original price of $60, a sweater at 7/10 of its original price of $35, and a jacket at 5/6 of its original price of $45. Answer each question and show all your work. a. How much money did you spend? b. How much money...

**Math**

Jennifer started with $50 in her savings account. Each week she withdrew $10. The amount of money in her savings account after x weeks is represented by the function f(x) = 50 - 10x. Find the intercepts.

**Math Please it is Urgent!!!**

ME 2

**Math PLEASE HELP!!!**

Part 1: A rectangular box is 2 inches high, 3.5 inches wide amd 4 inches long. A cyliner box is 3.5 inches high and has a diameter of 3.2 inches. Use 3.14 for pi. Round to the nearest tenth. Part 2: whWhich box has a larger volume. How much bigger is the larger box?