# Posts by k

Total # Posts: 1,008

**Pre-Algebra**

Ok i understand i am stuck on this question If m<1 = 53, what is m<4? 53 43 37 27 If m<4 = 25, then what is m<8? 105 75 175 25

**Pre-Algebra**

Hi has anyone done lesson 10: Geometry Unit Test Essential Algebra Readiness (Pre-Algebra) B Unit 1: Geometry i really need help has anyone done it please if u have please help!!!!

**Pre-Algebra**

Hi i need help with lesson 10: Geometry Unit Test Unit 1 1. Name a pair of complementary angles. 1 and 4 1 and 2 3 and 4 1 and 6 2. If m<1 = 53, what is m<4? 53 43 37 27 3. If m<1 55, what is m<5? 55 40 35 25 Please help me :(

**Chem**

A sample of NH4HS(s) is placed in a 2.61 ?L flask containing 0.120 mol NH3(g). NH4HS(s)?NH3(g)+H2S(g) Kp=0.108 at 25?C Part A What will be the total gas pressure when equilibrium is established at 25?C? I'm getting P = 1.21atm which is wrong. Can any1 please help. Thanks

**Chem**

A sample of NH4HS(s) is placed in a 2.61 ?L flask containing 0.120 mol NH3(g). NH4HS(s)?NH3(g)+H2S(g) Kp=0.108 at 25?C Part A What will be the total gas pressure when equilibrium is established at 25?C? I'm getting P = 1.21atm which is wrong. Can any1 please help. Thanks

**Math**

the position vectors od points A and B woth respect to the original O, are (-8,5)and (12,-5) respectively. point M is the midpoint of AB and N is the midpoint of OA. Fin the coordinate of N and M; the magnitude of NM

**Math**

Use mathematical induction to prove the property for all positive integers n. A factor of (n^3+3n^2+2n) is 3.

**Math**

Multiply the numbers together. Area of rectangular prism = length x width x height

**Math**

Multiply the numbers together. A of rectangle = length x width

**Math**

Three factories Buka, Sakono and Rama produce sugar in one hundred kilogram bags daily. Buka produces three times as much as Rama. Sakono produced two times as much as Rama. If Sakono produces 500 bags, how many tones altogether do three factories produce daily?

**Math**

Twenty members of a group contributed sh 80000 each to buy a piece of land. They already had sh 120000 in a bank out of which sh 20000 was to remain in the bank and the rest spent in buying the price of land. How much did the piece of land cost?

**Math**

Twenty members of a group contributed sh 80000 each to buy a piece of land. They already had sh 120000 in a bank out of which sh 20000 was to remain in the bank and the rest spent in buying the price of land. How much did the piece of land cost?

**Math**

Pupils in a school prepared a circular flower garden of diameter 28 meters. They dug holes each 4 meters apart along the circumference for planting flowers. How many holes were dug?

**math**

The number of children at a film show was 49 more than that of adults . They entry fee for each child was sh 15 while that of each adult was sh 30. The total amount of money paid by the was sh 2055. How much money was paid by the children and the adults altogether?

**Math**

Mwachia and Mbuu shared some money in the ratio 5:2. Mbuu received sh 30 less than Mwachia. How much money did Mbuu get?

**Math**

A tailor made 48 pieces of uniform. Half of the number of the uniforms was each made using 1 1?4 meters of material. A quarter of the remainder was each made using 1 1?2 meters of material and the rest was each made using 1 3?4 meters of material. The tailor also fixed a logo ...

**Math**

Lesson 10: Geometry Unit Test B Unit 1: Geometry 1.B 2.C 3.D 4.C 5.C 6.A 7.D 8.C 9.B 10.B 11.A 12.A 13.A 14.B 15.C 16.C 17.C 18.B 19.B I got a pretty bad grade so i just wanted to help u guys who were having trouble

**Government HELP**

How are the first amendment rights seen in the constitution? Like how congress can't change religion

**Math**

In a cupboard there are pencils, rulers and books. The number of pencils is 15 more than that of rulers. The number of books is three time that of rulers. If the number of pencils is p, which one the total number of items in the cupboard?

**math**

What is the area of the region bounded by the x-axis and the lines x+y=24 and 3x-2y=12? Please show full solution and explanation

**math geometry**

A right circular cone has a base diameter of 10 and a height of 18. A second right circular cone has a base diameter of 15. If the volume of the second cone is equal to the volume of the first cone, then what is the height of the second cone? provide complete solution w ...

**math**

God bless you Damon and I hope you have a lovely day!

**math**

A right circular cone has a base diameter of 10 and a height of 18. A second right circular cone has a base diameter of 15. If the volume of the second cone is equal to the volume of the first cone, then what is the height of the second cone?

**math**

The Southeastern Conference (SEC), has fourteen universities, each of which fields a football team. The football teams are divided into two seven-team divisions. Each season, every team plays every other team in its division once, and also plays two teams from the other ...

**math probability**

Three cards are drawn at random without replacement from a standard fifty-two card deck of playing cards. What is the probability that among the three cards there is a pair or three of a kind? please provide complete solution with explanations:)

**math**

Ben can run six miles in forty-eight minutes. If Luke can run twenty percent faster than Ben, how many minutes will Luke take to run nine miles? Please provide COMPLETE solutions with explanation please

**Math (check answers)**

1. Write the equation of a line in slope intercept form that is parallel to y = 3x - 2 and passes through the point (-2, 1) y = -3x-5? 2. Write the equation of the line that passes through (2, 1) and is perpendicular to 5x + y = 9. x + 5y = 3?

**Math**

3 each if there are 4 friends. 20-8 family members =12 cookies, so 12 divided by 4 friends is 3 each. 3*4=12

**MATH (HARD!)**

Is it 3.6 + 4.2 Added these are 7.8 Mulitply by 1.5 to get. 11.7 Could be wrong but thats what i think

**Mathss**

Item 20 A bathtub is draining at a constant rate. After 2 minutes, it holds 28 gallons of water. Three minutes later, it holds 7 gallons of water. Write an equation that represents the number y of gallons of water in the tub after x minutes.

**Algebra: simplifying polynomials**

Please simplify the following. Please show solution if possible:) Question 1: (x^3 + x^2 - y^3 - y^2) / (x^2 - 2xy + y^2) Question 2: (u^6 + v^6 + 2u^3 • v^3) / [u^3 - v^3 + (u^2 • v) - (u • v^2)]

**History**

How are religion and culture connected? (Essay)

**Chemistry**

how'd you get 12.3 degrees C

**Chemistry**

u know how to do the third one?

**Chemistry**

12.3 degrees Celsius do we have the same lab?

**Math **

Determine the number of factors of 5^x + 2•5^x+1. Choices: A) x B) x + 1 C) 2x D) 2x + 2 Please show solution:)

**Math**

Thank you and God bless

**Math **

Determine the number of factors of 5^x + 2•5^x+1. Choices: A) x B) x + 1 C) 2x D) 2x + 2 Please show solution:)

**math**

Find the 6th term in the expansion (x^2 - 1/x)^25 It is a Binomial Theorem problem and I am extremely confused. Please and thank you!

**Surface area of threaded hollow tube**

I have a question for calculating the surface area of a threaded cylinder,there are ten about 19 little threads in one inch, the rod is about 6 inches, the outer diameter is about 0.6 in and the inner diameter is 0.02. Each thread is 0.014 thick if that matters, I just have no...

**biology**

In order to maintain homeostasis, human cells must have a higher concentration of sodium ions outside the cell than inside the cell. In addition, the concentration of potassium ions must be higher inside the cell than outside the cell. Which of the following forms of cellular ...

**Social studies **

2. Why would the loss of farms make it especially difficult for the southern economy to recover? •Many southern industries would fail without the crops •The southern economy was largely based on agriculture. •Most Southerners could not afford to rebuild farms &#...

**English**

Tickets

**English**

"The sun was shining on the sea, Shining with all his might: He did his very best to make The billows smooth and bright — And this was odd because it was The middle of the night. The moon was shining sulkily, Because she thought the sun Had got no business to be ...

**Math geometry**

1) The base angles of an isosceles triangle are (50-x)^6 and (30x-12)^6 what is the vertex angle? 2) The area of a trapezoid is 52cm^2 if it's bases are 8 cm apart find the sum of their heights 3) What is the area of a circle inscribed inside an equilateral triangle whose ...

**Math**

How many positive integers, not having the digit 1, can be formed if the product of all its digits is 33750. With solution pls:)

**algebra**

What is 7 more than five times the number 9 divided by 15?

**Math**

K: 1) simplify: 1 - 1/2 + 1/4 - 1/8 + 1/16 - 1/32 2) Simplify: (1/2 - 1) - (1/3 - 1) + (1/4 -1) 3) In the proportion x^2 : 27 = 9 : x^3, what is x? 4) Between what two consecutive integers does cube root of -100 lie? 5) What is the area of a rectangle whose sides are thrice as...

**Mathematics**

2 people are in one red car 1 red car = 2 2 red cars = 4 1st blue car = 1 2nd blue car = 3 3rd blue car = 4 So 2+2+1+3+4 = 12 :)

**Social Studies**

a b d correct

**Social Studies**

oof yeah its correct

**math**

Part of the road is to be on a parabolic curve given by a function of the form y = ax2 + bx + c where x and y are local co-ordinates. The road alignment must pass through the following 3 points:- x = 150m y = 190.650m x = 300m y = 611.450m x = 450m y = 831.141m 5.1. Substitute...

**American Government**

Thanks Ms. Sue! I only got one wrong, which was 6. 6 is A.

**American Government**

I need help on my American Government quiz.. Not looking for answers but for someone to see if mine are right, and if not, to help me out. Thanks! 1. When categorizing the Executive Offices of the President, what can you assume when noting the number of departments devoted to ...

**Math**

SOMEONE HELP ME

**Math**

Key:8 | 3= 8.3 what does 7|2 mean in the same stem and leaf plot

**English**

roasted

**Pre cal**

Determine all x-intercepts, vertical asymptotes, horizontal asymptotes, and removable discontinuities of f (x)=(x^2-x-6)/(x^3-4x).

**biology**

If the first child of a couple was without dimples, an recessive trait, what is the chance that the second child will be born without dimples? A) 100% B) 25% C) 50% D) Cannot be determined from the phenotype of the child

**math**

Calculate lim?(n??)??(?((n^2+n))?-n) justify your answer.

**math**

If lim?(n??)??(x_n-x)/(x_n+x)?=0, prove that lim?(n??)??x_n ?=x.

**advanced math**

A ladder is placed 4 ft from the side of a building. The top of the ladder must be 13 ft off the ground. What is the shortest ladder that will do the job? 4^2 + 13^2 = x^2 16+169=185^ =34,225

**Physics**

idk

**physics**

some rocks melt at 1800farenheit. what is the temperature in the celsius scale ?

**physics**

Does the baby have feever ?

**physics**

The normal temperature of the human body is 37Celsius. a baby temperature is 98farenheit. DOes the baby a fever? Why?

**physics**

where did u get 12.53m/s

**physics**

a 15kg rock falls from the top of a building 8.0 high. Find its PE and KE a.when at rest at the top of the building b. halfway down the ground c. when it reaches the ground d.speed when it reaches the ground

**physics**

a man pushes a lawnmower 50ft in 5s by exerting a force of 30lb at an angle of 53degrees with the horizon. find the work done and the average power expended in horsepower. Answer Please need help

**physics**

you can check if my answer is correct the work is 58.8J and power is 19.8watts ?

**Absolute Inequalities**

It's always true? How would I show my work on this

**Absolute Inequalities**

4-|2x-3|<=9 How do I deal with a negative absolute?

**chemistry**

.362425

**Trig**

#1 only 1 triangle possible because 152+44>180

**Trig**

Can someone check my answers? Find # of triangles possible: <A=44.3, a=11.5, b=7.7 ... 2 triangles, B=~27.9 or B=~152.1 <A=29.3, b=20.5, a=12.8 ... 2 triangles, B=~51.6 or B=~128.4

**Chemistry**

2926J

**Math**

Using numbers 2,3,5,10, 24 make the number 120

**7th grade Social Studies**

THANKS KAT SOO MUCH

**science**

how are cohesion and adhesion properties of water linked to photosynthesis?

**algebra**

. On the reality TV show Last Man Standing, a package is thrown from a plane to the ocean below. The contestants must swim to the package to receive the “free pass” located inside the package. The path that the package follows can be modelled by the quadratic ...

**math**

FAT liers

**math**

Find the point in the xy plane which is equidistant from (1,1), (7,1), and (1,9). Please and thanks.

**Language Arts, can anyone check?**

It is A, B, A, D

**Algebra Help me Please**

You should already solved this by now

**Math**

Duh, isn't it obvious? Janice is cheating by asking questions from her AoPS Geometry homework. This question has been asked by many others who are taking the same course. However, this will get you nowhere.

**Pre Algebra**

I GOT YO BACK IS 100% CORRECT. THANK YOU

**physics**

For the next part, you will need to know that the position d of an object attached to a spring that oscillates with period T=1.0s is a sinusoidal function of time: d=kcos(2πt)d=kcos(2πt) for some constant k. Assume that the initial position of the object is d0=2.0cm...

**Social Studies CHECK MY ANSWERS**

yes its D

**Math**

Find the least positive integer that leaves remainders of 1, 2 and 3 when divided by 3, 5 and 7 respectively.

**Math**

so 55% is the answer @ collins? thanks for the help though

**Math**

A game consists of drawing a number from 1-20. A player wins if the number drawn is either a prime number or a perfect square. What is the probability of winning the game?

**math**

A 4cm x 5cm x 7cm rectangular prism is painted on all faces. If the prism is cut into 1cm x 1cm x 1cm cubes, how many cubes do not have paint on any of its sides?

**science computer**

Write a program to read the names and age of 10 people and print the name of the oldest person.assume that there are no person of the same age.data is supplied in the following form:name,age,name,age

**esl**

is the statement, 'the blueberries tasted delicious.' a passive statement

**Math**

James 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.Which of these is most likely the probability that the sum of the numbers shown on the cubes is 10 when two fair ...

**Probability**

I meant to just list it as math

**Probability**

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 ...

**physics**

A long straight horizontal wire carries a current I = 4.80 A to the left. A positive 1.00 C charge moves to the right at a distance 5.00 m above the wire at constant speed v = 4500 m/s . What is the magnitude B of the magnetic field at the location of the charge due to the ...

**math**

the high temp today was 62 degrees. when nighttime comes, the temp will drop 40 degrees. by 4 am the temp will drop an additional 40 degrees. what is the temp at 4 am?

**Math**

If m< 1=53 , what is m<4 -53 -43 -37 -27 If m<1=50, what is m<5 -50 -40 -35 -25 If m<4=25, then what is m<8 -105 -75 -175 -25