# The ages in years of the houses on Kelly’s block are 20, 26, 11, 2, 28, 18, 2, and 27. Find the mean age of the houses. Find the median age. Find the mode. Which measure(s) would you use to

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## physics

A block of mass 3 kg is hung from a spring, causing it to stretch 21 cm at equilibrium, as shown below. The 3 kg block is then replaced by a 4 kg block, and the new block is released from the position shown below, at which point the spring is unstretched. -
## statistics

In a survey randomly selected subjects, the mean age of the 36 respondents is 40.0 years and the standard deviation of the ages is 10.0 years. Use these sample results to construct a 95% confidence interval estimate of the mean age of the population from -
## math

logan isn't 2 years older than Lindsey. Five years ago the sum of their ages was 30. Find Lindsey current age. X-5+2x-5=30. -1 + 0= 30. I don't think this right I tried I can't get the right answer. According to the common core the answer is supposed to be -
## Physics

Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over a frictionless, massless pulley. Block B hangs down vertically. When the two blocks are released, Block B accelerates downward at a rate of -
## physics

A simple harmonic oscillator consists of a 1.1 kg block attached to a spring (k = 180 N/m). The block slides on a horizontal frictionless surface about the equilibrium point x = 0 with a total mechanical energy of 3.0 J. (a) What is the amplitude of the -
## Physics

A block has mass 800 g, whose is fasten to a spring with spring constant k is 70 N/m. The block is pulled a distance x = 15 cm from its equilibrium position at x = 0 on a frictionless surface and released from rest at t = 0. (a) What force does the spring -
## physics

Block A (mass = 3 kg), moving at +5 meters per second, collides with stationary block B (mass = 4 kg). Block A comes to a sudden stop, while block B starts moving. What will be the approximate final speed of block B? -
## physics

Block A (Mass = 5.195 kg) and Block B (Mass = 3.330 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## Physics

Block A (Mass = 2.319 kg) and Block B (Mass = 1.870 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## Physics

Block A (Mass = 2.319 kg) and Block B (Mass = 1.870 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## Physics

Block A (Mass = 2.319 kg) and Block B (Mass = 1.870 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## Physics

Block A (Mass = 2.319 kg) and Block B (Mass = 1.870 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## physics

Block A (Mass = 2.319 kg) and Block B (Mass = 1.870 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a -
## algebra 1

Marcia is 3 times as old as Kate. The difference between their ages is 12 years. Find the age of each. -
## Math

Juliya is 5 years younger than her brother,Tom.how old are they if the product of their ages is 126? -
## Physics

A block of mass m1 = 4.1 kg rests on a frictionless horizontal surface. A second block of mass m2 = 1.7 kg hangs from an ideal cord of negligible mass that runs over an ideal pulley and then is connected to the first block. The blocks are released from -
## governmnent

the framers of the constitution favored bicameralism because a. two houses could block the acts of a single president b. it allowed for fair and equal representation of he states at the national level c. great britain had only one house of parliament d. -
## PHYSICS - PLZ HELP

Q: A 5.0 kg block is placed on top of a 10. kg block.(DIAGRAM : ww w.ux1.eiu.edu/~cfadd/1350/Hmwk/Ch05/Images/P5.74.g i f) A horizontal force of 45 N is applied to the 10. kg block and the 5.0 kg block is tied to the wall. The coefficient of friction -
## physics

A block of wood with a mass of 1300g is sitting on a horizontal tabletop. The coefficient of kinetic friction between the block and table is µk=0.74.A rifle bullet with a mass of 39g is fired horizontally into the block at a sped of 290m/s and stops -
## Physics

Block A (Mass = 3.146 kg) and Block B (Mass = 2.330 kg) are attached by a massless string Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes overa frictionless, massless pulley. Block B hangs down -
## Physics

Block A (Mass = 3.500 kg) and Block B (Mass = 2.450 kg) are attached by a massless string Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes overa frictionless, massless pulley. Block B hangs down -
## PHYSICS HELP!

1. A 125-gram projectile strikes a 1.45 kg block that's attached to a massless vertical pole & becomes embedded in the block causing the bullet & block to swing upward. The overall length of the pole & the block combined is 1.1m. The bullet & block at the -
## Physics

A block of mass m is projected at speed Vo up a rough plane inclined at an angle theta to the horizontal. Model the block as a particle and assume that the frictional force acting is given by kv^2, where v is the block's speed and k is a constant. What is -
## Math Statistics

5. Students in an introductory statistics class were asked to report the age of their mothers when they were born. Summary statistics include Sample size: 36 students Sample mean: 29.643 years Sample standard deviation: 4.564 years a. Calculate the -
## math

Kelly has 4 times as many songs on her music player as Lou. Tiffany has 6 times as many songs on her music player as Lou. Altogether, they have 682 songs on their music players. How many songs does Kelly have. Please teach me the steps on how to do it I`m -
## math

3rd grade The jacksons have pet dogs named Beau and Max. Beau is 2 years older than Max. The sum of thier ages are 16 years. How old is Beau? How old is Max? -
## math

Please help me solve this word problem. If Leah is 6 years older than her sister, sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue? -
## Math

At present, the sum of the ages of a father and his son is 33 years. Determine the smallest number of years until the father's age is 4 times the son's age. -
## physics

A Block has a mass of 50.0 kilograms. the coefficient of static friction between the block and the level floor on which it rests is 0.428 A horizontal force of 618 newtons is applied to the block to the right, as shown. will the block move? -
## physics

A simple harmonic oscillator consists of a 1.1 kg block attached to a spring (k = 180 N/m). The block slides on a horizontal frictionless surface about the equilibrium point x = 0 with a total mechanical energy of 3.0 J. (a) What is the amplitude of the -
## math

Shane is 34 years younger than Leah. 8 years ago, Leah's age was 2 times Shane's age. How old is Shane now? A) Translate the given information into an equation using the variable x = current age of Shane. Your equation should tell the story of the problem -
## Physics

A block of mass m1 is on top of a block of mass m2. Block 2 is connected by an ideal rope passing through a pulley to a block of unknown mass m3 as shown. The pulley is massless and frictionless. There is friction between block 1 and 2 and between the -
## cary collage

"A 2.5-kg block slides down a 25 degree inclined plane with constant acceleration. The block starts from rest at the top. At the bottom, its velocity reaches 0.65 m/s. The length of the incline is 1.6m. a) What is the acceleration of the block? b) What is -
## mechanics: spring problem

You drop a block from rest from a height h=3 m. The block lands on the spring at height h1 = 1.5 meters (spring constant = 160Nm) and compresses it 0.5 m before the block and spring momentarilty come to rest. (The spring then pushes the block upward.) What -
## Math

if n houses have k windows, write an expression to represent the number of windows for n + 1 houses n+ 1 = 4+4k -
## MAT126: Survey of Mathematical Methods

All numbers in our real number system are the product of prime numbers. Complete the following steps for this discussion: List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 -
## math

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed -
## math

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed -
## History

Which option accurately compares the theology that dominated during the Middle Ages with the philosophy that came to prominence during the Renaissance? the middle ages followed a communist system form of government, whereas the renaissance followed a -
## Physics

Block 1, of mass m1 = 0.650kg , is connected over an ideal (massless and frictionless) pulley to block 2, of mass m2, as shown. For an angle of θ = 30.0∘ and a coefficient of kinetic friction between block 2 and the plane of μ = 0.400, an -
## pHysics !!

A 20-g bullet is fired horizontally into a 980 g block of wood suspended by a long cord. The bullet sticks in the block and causes the block to swing 15 cm above its initial level. a) What is the momentum of the bullet before it hit the block? b) Determine -
## physics

A 4.0-kg block is stacked on top of a 12.0-kg block, which is accelerating along a horizontal table at a = 5.2m/s2 . Let u=uk=us. (a) What minimum coefficient of friction u between the two blocks will prevent the 4.0-kg block from sliding off? (b) If u is -
## Physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 200 N/m. The spring is unstretched when the 30.0 kg block -
## algebra

The sum of Kaitlyn and John's ages is 26 and one-thirds years. John is twelve years older than Kaitlyn. How old is Kaitlyn? -
## Physics help please

Twins who are 19.0 years of age leave the earth and travel to a distant planet 12.0 light-years away. Assume that the planet and earth are at rest with respect to each other. The twins depart at the same time on different spaceships. One twin travels at a -
## Physics

Two cubic blocks are in contact, resting on a frictionless horizontal surface. The block on the left has a mass of mL = 6.70 kg, and the block on the right has a mass of mR = 18.4 kg. A force of magnitude 112 N is applied to the left face of the left -
## physics

Block 1, of mass1 = 0.550kg , is connected over an ideal (massless and frictionless) pulley to block 2, of mass2 , as shown. For an angle of = 30.0 and a coefficient of kinetic friction between block 2 and the plane of = 0.300mu(kinetic friction), an -
## math

on page 50 of algebra woth pizzazz Andy is twice as old as kate. in 6 years, their ages will total 60. How old is each now? -
## Maths

SAMUEL IS 5 YEARS OLDER THAN HIS BROTHER .THE SUM OF THEIR AGES IS 33.WRITE A MATHEMATICAL EQUATION? -
## Math

Vic and Ben's ages are in the ratio of 3:4. If Vic is 12 years old and 3 months old how old is Ben in years and months?? *Thanks in Advance for Helping me answer this question* -
## math

alma is 6 years older than her sister ana. four years ago, ana's age is more than half of alma's age. what are their present ages -
## maths

Five years ago Kate was five times as old as her son. Five years hence her age will be eight lessthan three times the corresponding age of her son. Find their present ages. -
## physics

Two cubic blocks are in contact, resting on a frictionless horizontal surface. The block on the left has a mass of mL = 6.70 kg, and the block on the right has a mass of mR = 18.4 kg. A force of magnitude 112 N is applied to the left face of the left -
## Physics

1. The total length of a spring is 0.25 m. What it is unstretched and 0.30 m when a force of 17.82 N is applied to it. What will be the length when 26.72 N is applied to it? 2. A piller with a cross sectional area of 1.5 m^2 supports a portion of a -
## Physics Question

Twins who are 19.0 years of age leave the earth and travel to a distant planet 12.0 light-years away. Assume that the planet and earth are at rest with respect to each other. The twins depart at the same time on different spaceships. One twin travels at a -
## Physics

A block is suspended from the end of a spring. An external force holds the block so that initially the spring is not stretched or compressed. When the block is released, it oscillates up and down between positions A and B. If the mass of the block is 0.5 -
## Physics

A 60 kg block slides along the top of a 100 kg block. The lighter block has an acceleration of 3.7 m/s2 when a horizontal force F= 350 N is applied. Assuming there is no friction between the bottom 100 kg block and the horizontal frictionless surface but -
## Physics

A 60 kg block slides along the top of a 100 kg block. The lighter block has an acceleration of 3.7 m/s2 when a horizontal force F= 350 N is applied. Assuming there is no friction between the bottom 100 kg block and the horizontal frictionless surface -
## physics

A 20kg block is being pulled by a 150N force,the block is initially at rest,if the coefficient of frictionbetween the block and the surface is 0.3,find (a)the normal force,(b)the friction force acting on the block,(c)find the acceleration of the block -
## english

In the below sentence. "Too many people bought too much house for too many years". "too much house" is grammarly correct? it shouldn't be changed to too many houses? -
## physics

A 20 g bullet moving horizontally with a speed v hits a 2-kg block of wood resting on a table. After hitting the block the bullet is embedded in the block of wood and the block and the bullet moves a distance of 40 cm before it stops. If the coefficient of -
## Physics! Need help!

A 60 kg block slides along the top of a 100 kg block. The lighter block has an acceleration of 3.4 m/s2 when a horizontal force F= 370 N is applied. Assuming there is no friction between the bottom 100 kg block and the horizontal frictionless surface but -
## Physics

A 4 kg block rests between the floor and a 3 kg block. The 3 kg block is tied to a wall by a horizontal rope. If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what force must be applied horizontally to the 4 kg block -
## English/History

The Early and Late Middle Ages both went through bad times with all the wars and dieseases. The High Middle Ages were growing agriculture, trading, and their cities were growing. It was the best era out of the Middle Ages and altered society in such good -
## puzzling math riddle

I am five times as old as my sister. In six years I will be twice as old. Some day our ages added together will total 72. How old will I BE IN TEN YEARS?????? Meage=5*Sisage Meage+6= 2*(sisage+6) 5Sisage+6=2Sisage|12 solve for sisage, then myage, then -
## Math

The census taker says, "I need to know the ages of your children." The mother replies, "I have no one-year-olds. The product of my children's ages is 90, and the sum of their ages is the same as my house number." The census taker replies. "I can see the -
## physics

A block is initially sliding along a horizontal surface with 24.6 J of kinetic energy. Friction causes the block’s speed to be halved in a distance of 3.20 m. a) What is the kinetic energy of the block after traveling the 3.20 m? b) What is the magnitude -
## English

1. Half of the houses in the village were burnt down. 2. Half of the houses in the village burnt down. 3. Half of the houses in the village were burned down. 4. Half of the houses in the village burned down. ------------------ Are they grammatical? Which -
## math word probelm

If Leah is six years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41, then how is Sue? -
## Math

Six years hence a man 's age will be three times his son 's age and three years ago,he was nine times as old as his son .find their present ages -
## math

kelly solved the following problem on her recent math test 121/11+4*8=120 the answer was marked wrong by your teacher and kelly is asking you to explain why she missed the promblem.whicthsolutions would you tell her A.divide 121 by 11,multipy 4 by 8 then -
## Physics

An arrow is fired with a speed of 20.0 m/s at a block of Styrofoam resting on a smooth surface. The arrow penetrates a certain distance into the block before coming to rest relative to it. During this process the arrow's deceleration has a magnitude of -
## Physics... Please Help

An arrow is fired with a speed of 20.0 m/s at a block of Styrofoam resting on a smooth surface. The arrow penetrates a certain distance into the block before coming to rest relative to it. During this process the arrow's deceleration has a magnitude of -
## general physics

A string going over a massless frictionless pulley connects two blocks of masses 5.9 kg and 9.5 kg. the 5.9 kg block lies on a 31 ◦ incline; the coefficient of kinetic friction between the block and the incline is µ = 0.22. The 9.5 kg block is -
## physics

A 50-kg block is pushed a distance of 5.0 m across a floor by a horizontal force Fp whose magnitude is 150 N. Fp is parallel to the displacement of the block. The coefficient of kinetic friction is 0.25. A) What is the total work done on the block? B) If -
## Project Management

stuck with tons of empty houses- how do i go about finding information for budget and resource considerations needed to sell the surplus houses and offset the investment losses? This is group project and am needing help on getting started? -
## Math/Physics2

The block has mass m=8.5 kg and lies on a fixed smooth frictionless plane tilted at an angle theta=20.0 degrees to the horizontal. Determine the acceleration of the block as it slides down the plane. If the block starts from rest 15.0 m up the plane from -
## physics

A string going over a massless frictionless pulley connects two blocks of masses 4.4 kg and 11 kg. As shown on the picture below, the 4.4 kg block lies on a 23◦ incline; the coefficient of kinetic friction between the block and the incline is μ -
## physics

a 2kg block of wood rests on a long table top. a 5 gram bullet moving horizontally with speed of 150m/s is shoot into the block and stricks in it then block slides 270cm along the table and stops. find a)speed of block after impact b)friction force between -
## physics

A 13.1-g bullet is fired into a block of wood at 261 m/s. The block is attached to a spring that has a spring constant of 205 N/m. The block and bullet continue to move, compressing the spring by 35.0 cm before the whole system momentarily comes to a stop. -
## physics

A 2.09 kg block is placed on top of a 10.9 kg block. A horizontal force of F = 63.3 N is applied to the 10.9 kg block, and the 2.09 kg block is tied to the wall. The coefficient of kinetic friction between all moving surfaces is 0.117. There is friction -
## Math

The data below represent the ages of people working at a store. 18, 26, 19, 25, 19, 23, 31, 22, 19, 18, 20 What is the first quartile of these ages? 19? -
## maths

ali's father was five times as old as Ali 7 1/2 years ago.After 7 1/2 years father will be twice as old as ALI .what are their present ages? -
## math

Sue is two years older than Chris. Jim is 4 years older than Sue. Their ages total 68. How old is Sue? -
## Math

The sum of the ages of a father and his son is 62 years. 15 years ago, the father was 7 times as old as his son. How old is the son now? -
## Math

1. Find two numbers whose sum is 84 and one number is 18 more than the other. Answer: 84-18=2x x=33 84+18=2x x=51 2. A board 125 inches long is to be cut into two equal parts so that one part is 4 inches less than twice as long as the other part. Find the -
## math

illuminated by the rays of the setting Sun, Kelly rides along on a merry-go-round casting a shadow on a wall. The merry-go-round is turning 36 deg per sec. Kelly is 25 ft from its center, and the Sun's rays are perpendicular to the wall. At what rate is -
## math

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed -
## Math

Three students came to the bake sale to shop. The sum of their ages is 33. The product of their ages is 1,320. How old are they? -
## Math

Lita is three times Joe's age. The difference of their ages is 10. Find their present ages. -
## Math

Ade is four times as old as his sister Sola.If the sum of their ages is 20.Find the difference of their ages. -
## Math

Three students came to the bake sale to shop. The sum of their ages is 33. The product of their ages is 1320. How old are they? -
## math

Three students came to the bake sale to shop. The sum of their ages is 33. The product of their ages is 1,320. How old are they? -
## Physics

***EXTRA CREDIT*** An arrow is fired with a speed of 20.0 m/s at a block of Styrofoam resting on a smooth surface. The arrow penetrates a certain distance into the block before coming to rest relative to it. During this process the arrow's deceleration has -
## Physics

Block A and block B (see figure below) are forced together, compressing a spring (with spring constant k = 2220 N/m) between them 2 cm from its equilibrium length. The spring, which has negligible mass, is not fastened to either block and drops to the -
## math

The sum of the ages of Jose and Valerie is 78 years. 9 years ago, Jose's age was 3 times Valerie's age. How old is Jose now? (A) Translate the given information into an equation using the variable x = current age of Jose. Your equation should contain 78, -
## math

The sum of the ages of Jose and Valerie is 78 years. 9 years ago, Jose's age was 3 times Valerie's age. How old is Jose now? (A) Translate the given information into an equation using the variable x = current age of Jose. Your equation should contain 78, -
## Math Algebra

Jessica is 4 years younger than Jennifer now. In 10 years, Jessica will be twice the age that Jennifer is now. Find the present ages of Jennifer and Jessica -
## algebra 1

3 kids ages =60 if they are consecutive even integers hat are their ages -
## algebra

A man and a woman's ages total 98. He is twice as old as she was when he was her age now. What are their ages?