# Stacey

Newest questions posted by Stacey-
## Math

Sarah makes $13.65 an hour her percentage raise was 3.5% what is her new hourly rate -
## Math

How do you solve proportional relationships? Problem: A gym employee is paid monthly. After working for three months, he had earned $4,500. To determine how much money he will make over a six-month period. 1. He continue to earn the same rate how much will -
## Math

How do you do proportion relationships -
## Chemistry 101

Determine the mass aluminum chloride , alcl3 produced when 112.3 g of chloride gas, cl2 is used -
## rio mesa

The difference of three times a number and 44 is −19−19 -
## CONSUMER MATH

Your total bill at a restaurant is $24.89. You were very pleased with your service, so you decide to leave a 20% tip. What is the amount of the tip you will leave your waiter? -
## Us History

how can the great depression in the US give rise to dictators like Hitler and Mussolini? -
## maths

At the party,half the guests had left by 10pm. half the remaining guests left about 11pm.the last 6 stayed until midnight how many guests were at the party -
## Social studies

Explained three what's why a newly couple would delay their first child -
## Social Studies

Why were backcountry colonist more self significant than plantation? -
## math

why might you want to round to the nearest hundred rather than the nearest ten? -
## Pre-Algegra

5(x - 1) + -3x + 6 =9 check plz x = 4?? -
## Math

WhT is there relationship between the lines having the equations y=4x+2 and y=1/4x? Is it because they are neither parallel nor perpendicular? -
## Chemistry

A swimming pool, 10.0 m by 4.0 m, is filled with water to a depth of 3.0 m at a temperature of 20.2°C. How much energy is required to raise the temperature of the water to 24.0°C? -
## Physics

A boy weighing 3.9 102 N jumps from a height of 2.15 m to the ground below. Assume that the force of the ground on his feet is constant. a) Compute the force of the ground on his feet if he jumps stiff-legged, the ground compresses 1.80 cm, and the -
## Physics

When a 0.111 kg mass is suspended at rest from a certain spring, the spring stretches 3.90 cm. Find the instantaneous acceleration of the mass when it is raised 6.20 cm, compressing the spring 2.30 cm. -
## Mechanics NYA

Assume you are driving a car at a constant speed of 75.0 km/h. Suddenly you see a deer standing on the highway and you must put on the brakes. Your reaction time (time elapsed between the moment you see the deer and your foot hitting the brakes) is 0.116 -
## Math

A manufacturer has determined that the weekly profit from the sale of x items is given by the function below. It is estimated that after t days in an week, x items will have been produced. Find the rate of change of profit with respect to time at the end -
## Math

A manufacturer has determined that the weekly profit from the sale of x items is given by the function below. It is estimated that after t days in an week, x items will have been produced. Find the rate of change of profit with respect to time at the end -
## Calculus

A manufacturer has determined that the weekly profit from the sale of x items is given by the function below. It is estimated that after t days in an week, x items will have been produced. Find the rate of change of profit with respect to time at the end -
## chemistry

Answer the following questions based on this reaction: Pb(NO3)2 (aq) + 2 NaCl (aq) --> PbCl2 (s) + 2 NaNO3 (aq) a) If 225 mL of 12.95 M Pb(NO3)2(aq) are reacted with a solution made with 5.05 g of NaCl (aq), how many grams of lead (II) chloride will be -
## chemistry

If 80.0 g of bromine is added to 40.0 g of sodium, a) what is the limiting reactant? b) what is the excess mass of the reactant? c) what is the mass of product? -
## Math

If f (x)=x+2 , g(x)=-4x+3, and h(x)=x^2-2x+1, find each value. 1. (f x g x h) (3) 2. (h divided by fg) (-6) 3. [ g o ( h o f)] (-4) If f(x)=5x , h(x)=x^2+6x+8 , solve f[h(a+4)] -
## Algebra

A shop sells coffee and donuts. The coffee sells for $4.31 and donuts for $0.83 apiece. The cost to produce a cup of coffee is $1.50 and the cost to make a donut is $0.76. In month 1 the quantity of coffee sold is 1,283 and donuts sold was 216. In month 2 -
## health

1. What is the ideal length of time for a cool-down following an intense workout? -
## Help with differential eqs problem???? (Calculus)

Consider the differential equation dy/dt=y-t a) Determine whether the following functions are solutions to the given differential equation. y(t) = t + 1 + 2e^t y(t) = t + 1 y(t) = t + 2 b) When you weigh bananas in a scale at the grocery store, the height -
## health

6. ________ is an effective classroom management strategy to help prevent dental cavities. (1 point) Flossing at least once per week Teaching children about plaque and fluoride Using sour candy to make children salivate Serving 100% fruit juice as a snac -
## please help english

8. For question 8, identify which sentence below contains an infinitve phrase used as a noun. (1 point) The girls love to swim at Julie’s house. Susan is trying hard to forget. My group was the last to finish. Jane’s goal to win is extreme -
## please check my english

3. In "The Destructors," which of the following best describes how Blackie feels about T's new role as gang leader? (1 point) resentful curiosity skeptical obedience unwavering support overwhelming resignation 4. Which of the following quotes from "The -
## english

3. In "The Destructors," which of the following best describes how Blackie feels about T's new role as gang leader? (1 point) resentful curiosity skeptical obedience unwavering support overwhelming resignation -
## english

3. In "The Destructors," which of the following best describes how Blackie feels about T's new role as gang leader? (1 point) resentful curiosity skeptical obedience unwavering support overwhelming resignation 4. Which of the following quotes from "The -
## english

3. In "The Destructors," which of the following best describes how Blackie feels about T's new role as gang leader? (1 point) resentful curiosity skeptical obedience unwavering support overwhelming resignation 4. Which of the following quotes from "The -
## chemistry

The density of silver is 1.050×104 kg/m3. What is the mass of a rectangular ingot of silver with dimensions 1.00 cm × 4.00 cm × 0.780 dm? How do I get started? I really do not understand. -
## english

2. Which vocabulary word describes a small sandbar or islet within a river that contains thick brush or trees? (1 point) halter tow-head staving -
## english

1. In Adventures of Huckleberry Finn, what was E. W. Kemble hired to do? (1 point) act as Mark Twain’s agent edit the novel illustrate the novel -
## english

2. In “Tonight I Can Write,” the poet personifies each of the following except (1 point) the sky. the heart. the soul. the voice -
## english

"Tonight I Can Write" 1. Read the following lines from "Tonight I Can Write." Write, for example, The night is starry and the stars are blue and shiver in the distance. The night wind revolves in the sky and sings. Which of the following words is used to -
## english

2. In "The Censors," it is ironic that the Censorship Division doesn’t bother to check Juan’s __________ before hiring him. (1 point) mail references health pockets -
## writing

i have to write a compare and contrast essay but i don't know what mt topic should be and ideas -
## health

2. ________ was the more effective policy in reducing the risk for injury and fatality in the early childhood setting according to a recent study. (1 point) Requiring teachers to have more experience Requiring directors to have more experience Requiring -
## health

8. ________ is the most common and preventable chronic disease in childhood. (1 point) The common cold Cystic fibrosis Hypertension Dental caries -
## health

9. Which of the following best describes the purpose of the publication Caring for Our Children: National Health and Safety Performance Standards: Guidelines for Out-of-Home Child Care Programs? (1 point) to set immunization requirements and licensing -
## health

10. Stricter standards intended to improve the health and safety of children in early childhood settings may instead put some children at higher risk because (1 point)implementing more rigorous safety standards tends to increase the cost of care. children -
## health

6. Which of the following policies would not be effective for disease prevention? (1 point) specifying times and techniques for hand-washing requiring daily cleaning of restrooms mandating inclusion of children who are ill denying admission to -
## health

What is a program-specific regulation? (1 point) Participation is voluntary, but its regulations are mandatory. Participation and regulations are mandatory. Only certain programs must participate. Only certain programs must follow its regulations -
## health

1. Compared to early childhood teachers, the National Health and Performance Standards recommend that directors have (1 point) the same qualifications. more advanced educational degrees. more experience teaching children. more pediatric and CPR training. -
## math

8. When constructing a perpendicular bisector, why must the compass opening be greater 1/2 than the length of the segment? -
## math

if 3+x / 7+x = 3/7 + 3/7, then x= what -
## statistics

It is known that the population mean for the Full Scale IQ of the WAIS is 100 with a standard deviation of 15. A researcher assesses a sample of 200 adults and find that they have a mean Full Scale IQ of 102. The point estimate of the mean for this group -
## statistics

The mean score for all individuals who took the Law School Admission Test (LSAT) in 2010 was 155 and the standard deviation was 7. What is the z score for a person, who received an LSAT score of 167? a. +1.71 b. +1.64 c. +1.74 d. -1.71 What is the raw -
## pol201

Question 4. 4. A federal court is said to have a “federal question” jurisdiction because (Points : 1) federal courts supersede state courts. all laws are federal. they hear cases that touch the Constitution and other federal laws. they hear cases that -
## pol201

Which case established the precedent of the U.S. Supreme Court being able to strike down state laws as unconstitutional? (Points : 1) Marbury v. Madison McCulloch v. Maryland Fletcher v. Peck United States v. Nixon -
## pol201

Question 2. 2. In Marbury v. Madison, the Supreme Court established the principle of constitutional review by (Points : 1) denying Marbury his right to sue. denying the authority of the President to have made his appointment. claiming that Section 13 of -
## pol201

Question 1. 1. A district court is considered to be (Points : 1) a court that determines the validity of a law. a place where decisions from state courts can be appealed. a court to settle disputes between Congress and the President. a court of original -
## Algebra

Keiko is a software saleswoman. Let x represent her total pay (in dollars). Let y represent the number of copies of History is Fun she sells. Suppose that x and y are related by the equation 2200+900x=y. Answer the questions below. Note that a change can -
## Physics

The acceleration of a particle moving only on a horizontal xy plane is given by a=5ti+6tj, where a is in meters per second-squared and t is in seconds. At t=0, the position vector r=(19.0m)i+(39.0m)j locates the particle, which then has the velocity vector -
## Physics

A particle leaves the origin with an initial velocity v=(3.68i) m/s and a constant acceleration a=(-3.33i-3.72j)m/s^2. When the particle reaches its maximum x coordinate, what are (a) its velocity, (b) its position vector? -
## Physics

The acceleration of a particle moving only on a horizontal xy plane is given by a=5ti+6tj, where a is in meters per second-squared and t is in seconds. At t=0, the position vector r=(19.0m)i+(39.0m)j locates the particle, which then has the velocity vector -
## please check(Social studies)

please check my answers thanks 1.B 2.C 3.B 4.B 5.C and D 1.How did the haitian revolution impact the history of the united states? A.It brought the united states into a war with spain over cuba. B.France no longer had haiti,so Napeleon was willing to sell -
## Question

Mrs.sue Can you just give me the answer ive really had a hard day.and i don't expect you to take pittey i just really need the answer -_- How did the haitian revolution impact the history of the united states? A.It brought the united states into a war with -
## Question

Hi i put a question that i wanted to know about down below How did the haitian revolution impact the history of the united states? A.It brought the united states into a war with spain over cuba. B.France no longer had haiti,so Napeleon was willing to sell -
## S.S

Hi i put a question that i wanted to know about down below How did the haitian revolution impact the history of the united states? A.It brought the united states into a war with spain over cuba. B.France no longer had haiti,so Napeleon was willing to sell -
## geometry

If m fcg= 9x+3 and gcb= 13x-9 Find gcb -
## English

¡°By studying socioeconomic status within a neuroscientific framework, we have the potential to expand our understanding of the biological signatures of poverty,¡± said Nina Kraus, professor of neurobiology, physiology and communication sciences at -
## Gen chem 2

calculate the work performed if a balloon contracts from11.75 L to 806 mL due to an external pressure of 3.9 atm. -
## Algebra 2

A = 21w + 21h + 2wh Solve for h -
## Algebra

Markus jogs 4 mi around the track at an average rate of r mi/h. Then he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout last 1 h. At what rates did Markus jog and walk? -
## Algebra

At a cafeteria, the automatic ice machine can completely fill itself in 20 minutes. During lunch time, customers can completely empty the ice machine in 30 minutes. At the start of lunch time, the ice machine is completely and it starts making ice at the -
## Algebra 1

Markus jogs 4 mi around a track at an average rate of r mi/h. Then he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Solving Rational Equations

Markus jogs 4 mi around a track at an average rate of r mi/h Then he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Algebra

Markus jogs 4 mi around a track at an average rate of r mi/h Then he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 hour. At what rates did Markus jog and walk? -
## Algebra

To attend a family reunion, Beth drives 100 mi from Fresno and Clara drives 220 mi from San Jose. Both women drive the same speed in miles per hour, but Clara's drive takes 2 hours longer than Beth's. Find the length of Beth's drive. a. 1 hour. b. 2.2 -
## Solving Rational Equations

To attend a family reunion, Beth drives 100 mi from Fresno and Clara drives 220 mi from San Jose. Both women drive the same speed in miles per hour, but Clara's drive takes 2 hours longer than Beth's. Find the length of Beth's drive. a. 1 hour. b. 2.2 -
## Solving Rational Equations

At a cafeteria, the automatic ice machine can completely fill itself in 20 minutes. During lunch time, customers can completely empty the ice machine in 30 minutes. At the start of lunch time, the ice machine is completely and it starts making ice at the -
## Algebra

Ms. Spinoni can prepare a mass-mailing of 500 letters in 10 hours. Mr. Harris can prepare a mass-mailing of 500 letters in 15 hours. How long will it take them to prepare a mass-mailing of 1000 letters if they work together? (Hint: The complete job is -
## Solving Rational Equations

Ms. Spinoni can prepare a mass-mailing of 500 letters in 10 hours. Mr. Harris can prepare a mass-mailing of 500 letters in 15 hours. How long will it take them to prepare a mass-mailing of 1000 letters if they work together? (Hint: The complete job is -
## Algebra

Markus jogs 4 mi around a track at an average rate of r mi/h THen he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Algebra

Markus jogs 4 mi around a track at an average rate of r mi/h THen he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Algebra

Markus jogs 4 mi around a track at an average rate of r mi/h THen he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Solving Rational Equations

Markus jogs 4 mi around a track at an average rate of r mi/h THen he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout lasts 1 h. At what rates did Markus jog and walk? -
## Algebra

100mL of a solution contains 30 mL of acid; this is called a 30% acid solution because part 30 ---- = ---- = 0.30. whole 100 How many milliliters of acid x would need to be added to the solution to turn it into a 50% solution ? (HInt: Adding acid increases -
## Solving Rational Equations

100mL of a solution contains 30 mL of acid; this is called a 30% acid solution because part 30 ---- = ---- = 0.30. whole 100 How many milliliters of acid x would need to be added to the solution to turn it into a 50% solution ? (HInt: Adding acid increases -
## Algebra

Suppose a square garden has an area represented by 9x^2 square feet. If one side is made 7 feet longer and the other side is made 2 feet shorter, then the trinomial that models the area of the larger garden is 9x^2 + 15x - 14 square feet. -
## Math 117b

describes h(x), the height of a part of a rollercoster track,where x is the horizontal distance in feet from the center of this section of the track. The towers that support this part of the track are the same height and are 150 feet apart .Which is the -
## arithmetic

7.86x 4.6= -
## math

A mason's assistant's rate of pay is $0.75 per cubic foot of earth moved. He moves 220 cubic feet of earth to dig a trench. What is his pay for this job? THE ANSWER IS NOT &330 -
## Math

PLEASE HELP !!! A mason is putting in the foundation for a wall. His assistant digs a trench in roughly the shape of a rectangular solid measuring 50 ft. in length, 12 inches deep along both sides, and 12 inches wide at the top and bottom. How many cubic -
## Math

A hot water heater measures 20" in diameter. What is the area of a metal base for the water heater, assuming a two-inch overhang for the base beyond the edge of the heater? -
## Trigonomety

Two buildings are 30 ft apart. The angle of elevation from the top of one to the top of the other is 19°. What is their difference in height? -
## Financial Accounting

Wings Inc., a software development firm, has stock outstanding as follows: 25,000 shares of cumulative 1%, preferred stock of $40 par, and 50,000 shares of $120 par common. During its first four years of operations, the following amounts were distributed -
## Calculus

Use the Evaluation Theorem to find the exact value of the integral ç from 1/2 to 0 (a/ã(1−x^2)dx. The answer should involve the parameter a. -
## Geometry

The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a -
## math 118

On a math test a student where the mean is 50 and the standard deviation is 12, a student has a z-score of 0.83. What did the student score on the test? -
## MATH

WHY IS IT IMPORTANT TO SIMPLIFY RADICAL EXPRESSIONS BEFORE ADDING OR SUBTRACTING? HOW IS ADDING RADICAL EXPRESSIONS SIMILIAR TO ADDING POLYNOMIAL EXPRESSIONS? -
## Math

The price of a home is $185,000. A down payment of 10% is required with 2 points at the time of closing. The home is financed over a 25 year period with a fixed rate of 4.5%. Find the monthly payment and total interest paid? -
## math

An 18 kg mass is placed st one end of a steel bar that is 1 m long. A 35 kg mass is placed at the other end. Where should the fulcrum be placed to balance the bar? -
## english

Blatant,blight, contrive,garbled,immaculate,gaunt,retaliate .........The little girl was so———-after her illness that her parents carefully——-ed fattening meals that were sure to arouse her appetite. -
## math

total of 17 heads and 42 feet with 3 times more ducks as pigs so how many duck do you have -
## math

don break a 4x7 array into a 2x7 array and another array. what is the fact for dons second array? write a number sentence that models the relationship of the 4x7 array to the other two arrays. -
## physics, university

A length of wire has a radius of 3.00 x 10-3 m and a resistance of 0.200 ohms. When the potential difference across the wire is 10.0 volts, the electron drift speed is found to be 2.98 x10-4 m/s. On the basis of these data, calculate the density of free