Posts by Stacey
Total # Posts: 369

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 sixmonth period. 1. He continue to earn the same rate how much will he earn after ... 
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? 
ed tech HELP PLS
C A D 
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
*Plantation owners 
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? 
PreAlgegra
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? 
Algebra
bacteria triples in size every 5 hours. the inital population is 125 cells what will the population be after 15 hours? 25 hours? 
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 stifflegged, the ground compresses 1.80 cm, and the compression of tissue and ... 
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 sec. The brakes ... 
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 of 7 days. P9x) = x^2... 
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 of 7 days. P9x) = x^2... 
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 of 7 days. P9x) = x^2... 
English
It depends on what you're trying to say... I think determine or identify would work best with the information that I have. Determine  This means you're trying to pin point what's going on Identify  This means you really don't have a clue, but you're going... 
MATHS
A) 310 It is given that there were 124 stamps from Australia. She had 12 fewer stamps from Japan, than Australia. So, subtract 12 from 124 and you get 112. Then, you know that 30% of the total was from France. B)149 
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 precipitated b) If ... 
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^22x+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 the quantity of ... 
health
1. What is the ideal length of time for a cooldown following an intense workout? 
math
6*6 = 36 8*8 = 48 You have your ratio wrong. The numerator and denominator have to both be equally multiplied by the same number. So the answer is 36:48 because 6*6=36 and 8*6=48. 
Help with differential eqs problem???? (Calculus)
Consider the differential equation dy/dt=yt 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 h of the bananas is ... 
science
Part 1: distance: Distance  d=ct Echo time 10 ms 1540 m/s x .01s = 15.4 m 15.4/2 = 7.7m PRF: PRF = c/2D 1540 m/s / (2 x 7.7 m) =1540 m/s / 15.4 m =100 s PRP: PRP = 1/PRF 1/100 HZ = .01s Period: Period  T= 1/f 1/5 MHZ =.2 us PD: PD= nT 3 cycles x .2 us = .6 us DF: DF= PD/PRP... 
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
ok 
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
my answer is C 
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
thanks 
english
2. Which vocabulary word describes a small sandbar or islet within a river that contains thick brush or trees? (1 point) halter towhead staving 
english
so its c 
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 
college algebra
7,674 
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
thank you 
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
thank you 
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 teachers to have more ... 
health
so its D 
health
8. ________ is the most common and preventable chronic disease in childhood. (1 point) The common cold Cystic fibrosis Hypertension Dental caries 
health
is it D 
health
and my answer is B 
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 OutofHome Child Care Programs? (1 point) to set immunization requirements and licensing regulations to specify ... 
health
thank you 
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 engage in more risky ... 
health
so it is b 
health
sorry do is it b 
health
do its d 
health
but it says that which is not effective for prevention disease 
health
i think its c 
health
6. Which of the following policies would not be effective for disease prevention? (1 point) specifying times and techniques for handwashing requiring daily cleaning of restrooms mandating inclusion of children who are ill denying admission to nonimmunized children 
health
thank you 
health
a daycare program 
health
What is a programspecific 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
thank you 
math
so now it would be the reason that the compass opening has to be greater than 1/2 of the segment is so it can make arcs. and the arcs would have to cross in the middle so that when go to draw the line it would be straight. 
math
in the middle 
math
i don't know how to finish it 
math
so i would answers it like.... the reason that the compass opening has to be greater than 1/2 of the segment is so it can make arcs. 
math
i don't get why the compass has to be open more than 1/2 the length segment 
math
can you explain it to me 
math
i don't get it 
math
8. When constructing a perpendicular bisector, why must the compass opening be greater 1/2 than the length of the segment? 
Math
252 
math
if 3+x / 7+x = 3/7 + 3/7, then x= what 
English
To avoid using unnecessary colons, use the colon only after a/an 
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 is ___________ and the... 
Math
8 inches4 3/4 inches=3 and 1/4 inches left 
math
Draw a line down the middle. Then 1 across. Next draw an x through the square. This should give you 8 parts. 
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 score for a person with a... 
pol201
4.federal courts supersede state courts 
pol201
5.the supreme court can invalidate laws of Congress 6. ending racial discrimination and achieving voting rights 7.to provide a fair advantage to defendants 8.each state would still be able to decide for itself whether it recognizes gay marriage or not 
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 only deal with ... 
pol201
Marbury v. madison 
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
act providing that the supreme court will issue a writ of mandamus was unconstitutional 
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 the 1789 Judiciary Act... 
pol201
a place where decision from state court can be appealed 
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 jurisdiction. 
Algebra
What is the change in Keiko's total pay for each copy of History is Fun she sells? What is Keiko's total pay if she doesn't sell any copies of History is Fun? 
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 be an increase or a ... 
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 secondsquared 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 v=(5.70m/s)i+(3.40m/... 
Physics
For a) I got 4.11 m/s. (This is correct). I am having trouble finding b) though. I only have 2 more attempts and if anyone could help, I would appreciate it. 
Physics
A particle leaves the origin with an initial velocity v=(3.68i) m/s and a constant acceleration a=(3.33i3.72j)m/s^2. When the particle reaches its maximum x coordinate, what are (a) its velocity, (b) its position vector?