# Rosa

Popular questions and responses by Rosa-
## math

The New network cell phone company charges $20 a month for service and $0.02 per minute of talking time. The mobile company charges $15 a month for service and $0.03 per minute of talking time.. (q) write expressions for the total bill of each company

*asked on March 20, 2019* -
## 2nd grade

guess rule with letters. Fit the rule AEFHIKLN Do Not fit BCDGJOP HOW TO FIND THE RULE?

*asked on January 27, 2010* -
## math

on average , exante express trains are 50km/h faster than Paral passenger trains. A paral train requires 60% more time than an exante train to travel 1800 km from matsay to rawindi calculate the average speed of each train calculate the time it takes each

*asked on July 23, 2016* -
## algebra

a baby weight only 9.9 ounces at birth. how much lighter was she than an average baby who weighs about 7 lb 8 ounces

*asked on July 22, 2013* -
## English

Please answer each of the following questions in paragraph form. You should write one short paragraph for each response. Be sure to fully explain your answers using support from the text. 1. What do you think has happened to the narrator to make him feel

*asked on October 17, 2010* -
## US History

which transportation development had the greatest long-term impact on the american economy?

*asked on February 11, 2014* -
## Economics

If an increase in price from $1 to $2 per unit leads to an increase in quantity supplied from 20 to 100 units then the value of price elasticity of supply is. a. 0.38 b. 2 c. 2.67 d. 4 e. 8

*asked on January 19, 2010* -
## english

What is the simple subject and simple predicate in the sentence We went to lunch with Amar and his friend today.

*asked on September 17, 2015* -
## Business

Imagine you are an executive for BP, and you are preparing a presentation for the board of directors about the organization’s direction. Create a 10- to 15-slide Microsoft® PowerPoint® presentation, with speaker notes, in which you address

*asked on March 15, 2014* -
## Physics Urgent please help

A figure skater stands on one spot on the ice(assumed frictionless) and spins around with her arms extended. When she pulls in her arms, her moment of inertia decreases to 3/4 of the initial value. Assume that her spin angular momentum is conserved. What

*asked on November 11, 2013* -
## public speaking

The speaker is the ____________ of the message. A. decoder B. encoder C. transmitter (NOT C) D. channel

*asked on July 23, 2013* -
## Statistics

Data in 1980 showed that about 48% of the adult population had never smoked cigarettes. In 2004, a national health survey interviewed a random sample of 5000 adults and found that 54% had never been smokers. Create a 95% confidence interval for the

*asked on February 8, 2011* -
## chemistry

making ice cream involves surrounding the ice cream canister with a bath of salt ice water. to get the mix of freeze at 7.00 C,how many grams of salt (NaCl;molar mass = 58) will you need to add to 3.5 kg of ice water bath? (Kf of water = 1.86C/m)

*asked on October 28, 2010* -
## Algebra

The Kinetic energy (k)of a moving object varies jointly with it mass (m) and the square of its velocity (v).If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, find it kinetic

*asked on May 21, 2010* -
## Child care

which of the following is an example of consumable equipment? A. A magnifying glass B. Unit blocks C. Finger paint D. A bulletin board The correct answer is B

*asked on November 16, 2009* -
## MATH

HEART BEATS ABOUT 72 TIMES PER MINUTE... IN A 30 DAY MONTH?____ IN A YEAR?_____ IN YOUR LIFETIME, IF YOU LIVE TO 72 YEARS OF AGE?________________

*asked on October 9, 2008* -
## biography

What are two or three most important lesson you or any other young person might learn from the way Vincent van Gogh lived? http://en.wikipedia.org/wiki/Vincent_Van_Gogh Many will be obvious when you read over the biography of him at this site. =)

*asked on March 24, 2007* -
## Mathematics

A box is 4 inches wide, 5 inches long, and 3 inches tall. What is the surface area of the box? Please help me out here

*asked on May 11, 2020* -
## Mohan

why an insects can run surface of water with out sinl

*asked on January 10, 2018* -
## Language arts

We're those who wanted te cherokees land influenced by the fact that the Cherokee signers of 1835 had acted illegally?

*asked on August 31, 2017* -
## Algebra

Mrs. Hill is 4 years older than twice her sons age. If the sum of their age is 50, how old is her son?

*asked on October 20, 2016* -
## physics

Consider two solid uniform cylinders that have the same mass and length, but different radii: the radius of cylinder A is much smaller than the radius of cylinder B. Rolling down the same incline, which one of the two cylinders will reach the bottom first?

*asked on November 18, 2013* -
## physics

A metal wire has a resistance of 8 ohm at a temperature of 20 degree celcius . If the same wire has a resistance of 8.40 ohm at 70 degree celcius , what is the resistance of this wire in ohms when its temperature is -10 degree celcius ?

*asked on November 14, 2013* -
## college physics

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere

*asked on October 22, 2013* -
## Accounting

Ferguson Company was started in 2008 when it acquired $60,000 from the issue of common stock. The following data summarize the company's first years' operating activities. Assume that all transactions were cash transactions. 2008 2009 2010 Purchase of Inve

*asked on February 26, 2011* -
## chemistry

If 7.50 grams 1-butene reacts with 25.0 g oxygen how many grams of carbon dioxide will form? Which reactant is limiting? How many grams of excess reactant will be left at the end of the reaction?

*asked on November 4, 2010* -
## childcare

Please I need to help about Competency Goal #6 - commitment to professionalism. I want to know some examples of it.

*asked on February 19, 2010* -
## Economics

Price elasticity is unit elastic at the midpoint of a linear, downward-sloping demand curve. a.True b.False

*asked on January 19, 2010* -
## economics

Wheat farmers in Kansas would benefit from a devastating crop failure in N.Dakota if the U.S.demand for wheat? is... a. inelastic b. elastic c. unit elastic d. downward sloping e. perfectly elastic

*asked on January 19, 2010* -
## childhood

A caregiver who stands in loco parentis to a child must act as------ would A the parents B the state officials C a certified teacher D a third party the answer is A

*asked on December 17, 2009* -
## ENGLISH 4

WHAT IS A STRESSED SYLLABLE AND WHAT IS AN UNSTRESSED SYLLABLE?

*asked on November 30, 2007* -
## physiology

explain neurophysiological properties of skeletal muscle tissue in response to immobilization and stretch.

*asked on May 22, 2020* -
## Math

after moving into the new house a couple wants to have a concrete patio board to support her hot tub the plan calls for 14-ft by 16-ft slab of concrete 4 inches thick. How many cubic feet of concreate will be needed?

*asked on May 28, 2019* -
## ELA

What kind of analogies would best be used when writing a serious essay on the topic of 21st century governments around the world?

*asked on March 5, 2018* -
## Math 114

Solve and check x+y=12;y=3x x+y=12;y=3x x+3x=12 4x=12 4x/4=12/4 x=3 y=3x y=(3)(3) y=9

*asked on January 25, 2017* -
## Math 114

what is the solution of the system of equations of x-y=-3 and x+y=5? x-y=-3 x+y=5 y=x+3 0+y=5 x=3 0=0+y=5+0 y=x+3 y=5 y=3+3 y=6

*asked on January 20, 2017* -
## Math 062

A 170 pound person burns 252 calories during 30 minutes of tennis,find the number of calories a 210 pound person would burn during the same activity.

*asked on November 5, 2016* -
## Math 062

if 3 pounds of grass seed cover 403 square feet,how many pounds are needed for 5642 square feet?

*asked on November 5, 2016* -
## Pre Cal

An airplane travels due west for 2.5 hours at 340 miles per hour. Then it changes course to S51°W. Find the airplanes distance from its point of departure and its bearing, after a total flight time of 4.5 hours.

*asked on October 11, 2016* -
## Chemistry

calculate the energy needed to warm the melted ice from 0 degrees celsius to the final temperature of the water

*asked on October 6, 2016* -
## Algebra

Container A and container B have leaks. Container A has 800 ml of water,and is leaking 6 ml per minute. Container B has 1000ml,and is leaking 10 ml per minute. How many minutes,m,will it take for the two containers to have the same amount of water.

*asked on August 4, 2016* -
## Algebra

nancy has $250 in her savings account. she plans to save $15 per week from her salary. annie has only $200 in her account but she can save $20 a week from her paycheck. How weeks will it take before the amount in each saving account is the same?

*asked on August 4, 2016* -
## Algebra

Find the missing variable for a parallelogram: A=25in squareh h= b=3.4in (in=2.54cm)

*asked on June 22, 2016* -
## Social Studies

How was John Adams and Thomas Jefferson similar when it came to political ideas, political minds ,and visions for the new republic?

*asked on October 11, 2015* -
## History

Does this sound good for my History homework: History is an interpretation of evidence. It provides a meaning and explanatory to why history has caused a big impact on our life today. At one time, every nation tried to vanquish one another that generated

*asked on January 25, 2015* -
## grand caynon PSY

how has psychology been impacted by the philosophical and religious theories of child rearing?

*asked on December 16, 2014* -
## university of phoenix criminal justice

what are the effect on local law enforcement when they are require to enforce federal laws?

*asked on November 13, 2014* -
## math packet

4*-3/5 divided -9/10

*asked on September 1, 2014* -
## math packet

maria has $1.05 in dimes and nickels. She has 6 more nickels than dimes. How many nickels does she have?

*asked on September 1, 2014* -
## Teachers aide

A child who accepts failure readily is probably demonstrating a sign of _______ abuse.

*asked on June 11, 2014* -
## Math

Last Problem of the Week this year! Having a bit of trouble with it: In how many ways can seven basketball players of different heights line up in a single row so that no player is standing between two people taller than she is? Does it have anything to do

*asked on June 4, 2014* -
## Compensation Management

which of the following statements is best descriptive of why many suggestion plans have failed

*asked on May 11, 2014* -
## UNIVERSITY

a sound wave has a beta that is 10 dB, calculate the intensity of the sound wave in units of international standards and the amplitude of the pressure wave

*asked on May 4, 2014* -
## Resources for educating young children

A portfolio should?

*asked on April 3, 2014* -
## math

Air is pumped into a balloon such that its volume increases at the rate of 75cm^3 per second. It is assumed that the balloon is spherical all the time. Find in term of pi the rate at which the radius of the balloon is increasing when the radius is 5cm.

*asked on March 27, 2014* -
## US History

as population increases the borders of Boston?

*asked on March 11, 2014* -
## math (algebra honors)

the edge of one cube is 2 cm shorter than the edge of a second cube. The volumes of the two cubes differ by 386cm^3. Find the edge of the smaller cube.

*asked on February 27, 2014* -
## Elgin Elem

From 3:00 pm to 3:45 pm the minute hand of a clock turns how many degrees?

*asked on February 20, 2014* -
## Physics IMP

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right

*asked on December 3, 2013* -
## Physics IMP

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right

*asked on December 2, 2013* -
## Physics IMP pls

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right

*asked on December 2, 2013* -
## Physics IMP

A large heavy box has its center of mass at a distance l from a bottom corner and at an altitude h above the ground. At what critical angle alpha does the box start to fall over when it is tilted? Assume that the bottom corner of the box has a large

*asked on November 25, 2013* -
## physics

A metal wire has a resistance of 8 ohm at a temperature of 20 degree celcius . If the same wire has a resistance of 8.40 ohm at 70 degree celcius , what is the resistance of this wire in ohms when its temperature is -10 degree celcius ?

*asked on November 14, 2013* -
## Physics Important please

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the

*asked on November 13, 2013* -
## Physics Important please

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the

*asked on November 12, 2013* -
## Physics Important please

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the

*asked on November 12, 2013* -
## Physics Important please

*asked on November 12, 2013* -
## Physics Urgent please help

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere

*asked on October 21, 2013* -
## Physics

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere

*asked on October 21, 2013* -
## math,,,,helpp

describe strategies you have found for deciding whether a fraction is between 0 ans 1/2 or between 1/2 and 1???????????????????

*asked on September 10, 2013* -
## math

i need help with this question!!! describe your strategy for finding a fraction equivalent to a given fraction?

*asked on September 10, 2013* -
## public speaking

When preparing an outline for a speech, which of the below is NOT a part of the speech outline?

*asked on July 23, 2013* -
## math

Can you please explain this to me and how you got the answer ~ Jasmin is solving the equation below X^2-10x=9 what should she add to both sides to complete the square

*asked on June 3, 2013* -
## math

the perimeter if a fence is 48 meters. if the width is 2 meters less then the length, find the with

*asked on April 27, 2013* -
## Physics

Three forces act on an object at the same time. F1 = 100. N at 30.0degrees north of east, F2 = 200. N at 45.0degrees north of west, and F3 = 100. N at 30.0degrees east of south. What are the magnitudes and direction of both the resultant force and

*asked on April 2, 2013* -
## Physics

Three forces act on an object at the same time. F1 = 10.0 N 50.0degrees north of east, F2 = 15.0 N 25.0degrees south of west, and F3 = 15.0 N 38.0degrees east of south. What is the magnitude and direction of the net force?

*asked on April 2, 2013* -
## Physics

A golf ball has a mass of 0.05 kg and acquires a speed of 80.0 m/s when hit with a force of 3000 N. how long was the club in contact with the golf ball?

*asked on January 10, 2013* -
## chemistry

If, in the reaction below, 31 g of C4H10 produces 41 41 g of CO2, what is the percent yield? Assume that the one reactant is limiting. 2C4H10 + 13O2 + 10H2O

*asked on January 6, 2013* -
## ENGLISH

I live at 1502 Fourteenth Street.

*asked on December 12, 2012* -
## algebra

Find the second and fifth terms of A(n)=22+(n-1)11 and A(n)=-2+(n-1)(-2)

*asked on September 23, 2012* -
## Math

When the last digit is 4 or less to what number you rounded in 852?

*asked on September 11, 2012* -
## ANT

Amok (murderous raging) in Malaysian culture, susto (e.g., spirit attack) in Latin America, and fright in Caribbean Creole are all examples of

*asked on August 28, 2012* -
## Math

I am thinking of an odd two digit number.The sum of its digits is eight.The difference of its digits is six. It is greater than ten and less than twenty. What is my number?

*asked on August 13, 2012* -
## logic

A person who is shown his or her argument commits a fallacy should run screaming from the room. argue louder. add another fallacy. revise the argument.

*asked on March 18, 2012* -
## Prob&stats

Search results for: Using numbers 1-20 what is probability a randomly chosen number is either an even number or a number greater than 14?

*asked on February 29, 2012* -
## Prob&stats

Search results for: Using numbers 1-20 what is probability a randomly chosen number is either an even number or a number greater than 14?

*asked on February 29, 2012* -
## trig

Choose the percent increase or decrease for the before and after measurements: 12 (before) and 12 (after) a) not given b) increase of 30% c) decrease of 25% d) increase of 25%

*asked on February 27, 2012* -
## Chemistry

Sodium hypochlorite, NaClO, is added as a disinfectant to the water supply. You are analyzing a sample from the supplier to verify its purity and you prepare to titrate 250.0 mL of a solution containing 1.86 g of NaClO with a 1.00 M HCl solution. What is

*asked on February 13, 2012* -
## College Algebra

9x^-4-35x^-2-4=0

*asked on January 25, 2012* -
## college algebra

9x^-4-35x^-2=0

*asked on January 25, 2012* -
## Alg. 2

Hello so I'm suppose to Determine whether the given binoial is a factor of the polymonial P(x) and here's the question (2x-4); P(x)=2x5-4x4+2x2-2x-4 I keep going over and over it and end up with ridiculous numbers -_- please help! thank you

*asked on December 1, 2011* -
## Geometry

If the measures of the exterior angles of the acute angles of a right triangle are (6x+23) and (4x+17), find the measures of the acute angles.

*asked on October 5, 2011* -
## english

what are some example of overcompensating

*asked on September 29, 2011* -
## English

This is the title of my ESSAY paper: United States vs. Denmark: Which health system works better for the citizens of the nations? I need to put this into a title for my paper (

*asked on June 6, 2011* -
## Math

The line for the Dunking Machine was twice as long as the Cake Walk line. The line for the Cake Walk was one-third the length of the line for the Hoop Shoot. If there were 12 people in line for the Hoop Shoot, how many people were in the line for the

*asked on April 27, 2011* -
## Algebra

What is yhe name of a prism whose bases are hexagons

*asked on April 8, 2011* -
## chemistry

how to find mass percentage

*asked on March 23, 2011* -
## pre Algebrs

7 is 175% of what number

*asked on March 15, 2011* -
## Algebra

Joseph wanted to throw a ball to John who was on a balcony 32 feet above him,so he tossed it upward with an initial speed of 48ft/sec. John missed it on the way up but caught it on the way down. How long was the ball in the air? What was its maximum

*asked on January 2, 2011* -
## History

who in 1978 became the first person born in Antarctica

*asked on November 9, 2010*

## Pages

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