# Homework Help: Health: First Aid

## Recent Homework Questions About First Aid

**Math**

A construction worker bought 21 7/8 Pounds of nails when those nails were all used she bought 2 1/2 times as many nails as she had bought the first time how many pounds of nails did she buy the second time

**8th Grade Journalism**

Can somebody please confirm that I'm correct with the other answers? **Can somebody help me with the 2nd question please? Passive Voice to Active Voice Passive Voice---A college entrance exam was taken by nearly 100 students on Saturday. Results from the exam were received by ...

**chemistry**

Fe2+ is oxidized to Fe3+ and CrO4is reduced to Cr3+ using an unknown sample containing Fe2+ and 0.04322M K2CrO4 solution in a redox titration. I first need to balance the formula, but I don't know what to do with the potassium.

**Math**

A man takes commission at the rate of 2% on first 50,000, 7% on next 50,000 and 0.5% on remaining price. Find bis commission on the car that has been silf for 2,38,000.

**Math**

Maya's school held an aluminum collection program in which they collected aluminum and brought it to be recycled. In the first week, Maya collected 4/20 lb of aluminum and her friend Abigail collected 7/8 lb. a. which girl collected more aluminum? b. how much aluminum did the ...

**Language Arts**

Good evening. I have a problem in English Language Arts. I have to write a poem. The instructions are as follows: Write a short poem that reflects the mood you interpret of a season (Spring, Summer, Fall or Winter). Follow the requirements listed below: 1. The poem must be 8 ...

**Math - Calculus**

The region in the first quadrant bounded by y=6x^2 , 2x+y=8, and the y-axis is rotated about the line x=-1. The volume of the resulting solid is: Please help me set up the integral for this one, I'm not sure how to do it. I've tried ∫[-4/3,1] pi (8-2x-1)^2-(6x^2-1)^2 dx, ...

**Calculus**

The region in the first quadrant bounded by y=6x^2 , 2x+y=8, and the y-axis is rotated about the line x=-1. The volume of the resulting solid is:

**Calculus**

The region R is in the first quadrant and bounded by the x-axis, the y axis, and y= 3+2x-x^2. Find the volume of the solid that results when R is revolving about y+1= 0

**Calculus**

Find the volume of the solid generated by revolving the region in the first quadrant that is above the parabola y= 4x^2 and below the parabola y= 45-x^2 about the y-axis I just need help setting up the integral. V=∫[0,3]2pix(45-x^2)dx What am I doing wrong?

**Calculus**

Find the area of the region in the first quadrant between the curves y=x^8, and y=2x^2-x^4

**American Government HELP**

Recall the scenario for this lesson’s discussion: You are the CEO of a powerful and politically connected corporation in your area. You have lunch once a month at your club with other business leaders of influential conglomerates to see where your interests might intersect. ...

**linear programming problem**

Consider the linear programming problem: Maximize P=60x+50y. x+y≤80 5x+10y≤560 50x+20y≤1600 x≥0 y≥0 Use the simplex method to solve the problem. Use s, t, and u as your slack variables for the first, second, and third inequalities respectively. Use the final simplex ...

**Math**

Two sizes of concrete blocks are being used to build a raised garden bed for strawberries the first kind of block is 8 inches long and the second is 12 inches long a row of the shorter block is laid on the top of row of the longer blocks using only whole blocks what is the ...

**maths**

A basketball team averages 98 points in its first three games.How many points must it score in the next game in order to have 100 point average overall?

**Integral Calculus**

We can use this power series to approximate the constant pi: arctan(x) = (summation from n = 1 to infinity) of ((-1)^n * x^(2n+1))/(2n+1) a) First evaluate arctan(1) without the given series. (I know this is pi/4) b) Use your answer from part (a) and the power series to find a...

**Social Studies**

Could you help me with these questions? 1. Which statement best explains the significance of the signing of the Mayflower Compact? * 2. What was a major reason for the colonization of the Americas by Europeans? * 3. Which reason led to the establishment of colonies in both ...

**Math**

At first the ratio of the number of boys to the number of girls in a Mathematics Club was I : 2 when 5 more boys joined the club , the ratio became 3 : 4 How many members were there in the club at first?

**math**

Sarah bought 2 boxes of pencils. There were 58 pencils in each box. In the first box, 23 of the pencils were red, 18 were blue, and the rest were yellow.

**Physics**

Light of wavelength 469 nm passes through a slit, creating a diffraction pattern on a screen. The angular separation between the first diffraction minima on either side of the central maximum is 6.0∘ . Determine the width of the slit. I used this equation to solve for the ...

**Math - Aglebra One (Ratios)**

my grandfather has a huge coin collection of silver dollars and 50-cent pieces. He promised to give one fourth if his collection to the first of his grandchildren who can figure put the total value of his coins. The only cares he will give are these: There are 133 more silver ...

**math**

Find the initial amount given an exponential function. Given the equation y = 24(0.77)^t, what is the initial amount? To find the initial amount, I need to replace t with 0. When I do that, I get y = 24(0.77)^0 which is y = 24(1), so y = 24 In doing other problems, that first ...

**Calculus MATH**

Problem statement a) Suppose f(x) is defined on 0 ≤ x ≤ 1 by the following rule: f(x) is the first digit in the decimal expansion for x. For example, f(1/2) = 5 and f(0.719) = 7. Sketch the graph of y = f(x) on the unit interval with appropriate scales for x and for y. Use...

**Math**

The sum of two numbers is 3.What is the maximum value of the product of the first and the square of the second?

**additional mathematics**

if the 2nd term and the 4th term of an arithmetic progression are 15 and 23 respectively, find the first term and the common difference

**Physics**

Any help is appreciated! A grandfather clock is based on the period of oscillation of a pendulum. The clock keeps perfect time on the first floor of the Sears tower but when carefully moved to the top floor h=436 m above the surface of the earth, the clock is found to be slow...

**Math**

Let y=e^(cos^-1x) for modx<1. Show that (1-x^2)(d2y/dx2)=x(dy/dx) + y. By further differentiation, show that e(cos^-1x) ≈ e^a(1 - x + 0.5x^2 - bx^3) where a and b are real constants to be determined. I managed to show the first part but I don't get how to do the second ...

**Math**

Ok so in class this is what our teacher had us do.... 1.Pick a number to represent the number of times you would like to have chocolate in a week (more than once, but less than 10 times). 2.Double this amount (just to be bold). 3.Add 5. 4.Multiply the result by 50. 5.If you ...

**English**

Why does Hawthorne begin the story with a reflection about the need for a cemetery and a prison? I read the chapter 1 and dont know why the author begin the story like that. The book is called the scarlet letter and question pertains to the first chapter.

**Math**

1 3 3 6 6 10 10 15 How do you get from the first number to the next?

**CHECK! LAST TIME MATH!**

A store is having a 20%-off sale. It gives an additional 10% off if the item is still above $100 after the first discount. A jacket costs $149.99. Will you get the second discount and if so, how many dollars will you save in total? yes;$42.00 yes;$14.49*** no yes;$30.00

**Check It, Math**

A car dealership pays you 6% commission on your first $5,000 on car sales and 8% commission on the sale amount over $5,000. If you sold a $10,000 car, how much is your commission? $600** $700 $800 $500

**Math**

1.Pick a number to represent the number of times you would like to have chocolate in a week (more than once, but less than 10 times). 2.Double this amount (just to be bold). 3.Add 5. 4.Multiply the result by 50. 5.If you have already had your birthday this year, add 1766. If ...

**Chemistry (Molarity) Help**

So there's this prelab assignment we're supposed to complete where we would fill out this table with [FeSCN^2+] in each of the test tubes. I'm not completely sure on how to do this? For example, on the first tube calculate the molarity of [FeSCN^2+] with the data given: -...

**Art**

You have two boxes of colored pens. The first box contains a red pen, a blue pen, and a green pen. The second box contains a yellow pen, a red pen, and a black pen. What is the set that represents all the pens? (1 point) {red pen, blue pen, green pen}{red pen}{red pen, red pen...

**Chemistry**

2 balloons A and B of volume 600 ml and 1000 ml are taken at temperature 400 K. Max capacity of balloon A and B are 800 and 1200 ml resp. When the temperature is raised which balloon will burst first ?

**Calculus**

A particle is moving along the x-axis so that its position at t ≥ 0 is given by s(t)=(t)In(2t). Find the acceleration of the particle when the velocity is first zero. a)2e^2 b)2e c)e d)None of these Any help is greatly appreciated

**Social Studies**

Which characteristic ultimately led to General McClellan’s replacement as Commander of the Union army? his organizational ability his cautious nature on the battlefield his reckless nature on the battlefield (my answer) his failure at the first Battle of Bull Run

**math**

David is planning to travel alone by motorcycle from Singapore to China. The total distance to be travelled is 4900 km. In the first week, he can travel 1000 km. a) How many weeks does it take for David to reach his destination, if he reduces the distance travelled by 100 km ...

**precalculus**

Which of the following would be the best first step when solving the following system using the substitution method? • x - y = -4 ; • x + 2y = 5 x = -4 - y x = -4 + y 2y = 5 - x 2y = 5 + x I have solved the equation but I am unsure which is the best first step. x-y=-4 x+2y...

**precalculus**

Which of the following would be the best first step for solving the system of equations by elimination? • 6.3x + 7.2y = 5.4 • 5.6x + 6.4y = 4.8

**MATH @Damon @ms. Sue**

Sam is observing the velocity of a car at different times. After three hours, the velocity of the car is 53 km/h. After six hours, the velocity of the car is 62 km/h. Part A: Write an equation in two variables in the standard form that can be used to describe the velocity of ...

**math**

An arithmetic series is such that the 10th term is 40 and the sum of the first 10 terms is 265. Find the sum of the first 20 terms.

**statistics**

Consider an upper-tail test of hypothesis for the difference in two population means. The sample data from the first population is: n = 50, x-bar = 110, s = 10. The sample data from the second population is: n = 75, x-bar = unknown, s = 11. We conclude the alternative ...

**Math**

Two shaded identical rectangular decorative tiles are first placed (one each) at the top and at the base of a door frame for a hobbit’s house, as shown in Figure 1. The distance from W to H is 45 inches. Then the same two tiles are rearranged at the top and at the base of ...

**business finance**

Stacy took out a loan for $15,000. Her note was for 300 days at 5% ordinary interest. On day 100 she made a partial payment of $5,000. On day 200 she made a second payment of $5,000. On day 250 she made yet a third payment of $2,500. a. (1 point) What is the adjusted balance ...

**Algebra**

On the first part of a trip to Carmel traveling on the freeway, Marge averaged 70 mph. On the rest of the trip, which was 25 mi longer than the first part, she averaged 60mph. Find the total distance to Carmel if the second part of the trip took 30 minutes more than ...

**Math (calculus) (mean values)**

A company introduces a new product for which the number of units sold S is given by the equation below, where t is the time in months. s(t)=155(7-9/(2+t)) a) Find the average rate of change of s(t) during the first year. Which my answer was 1395/28 b) During what month of the ...

**AP Calculus**

I am doing the 100 meter men's freestyle swimming lab (in case you know what I am referring to) and I need to fibd the lower limit analytically. I am given a table of data containing the years after 1900 and the time in second of each country , for example: Time. Country. 55.4...

**math**

Thr sum of three numbers is 33.The first no.is twice the third no.The second no.is one more than the first.Determine the nos.

**Calculus AB**

Could someone please help me with these tangent line problems? 1) Find the equation of the line tangent to the given curve at the indicated point: 3y^3 + 2x^2 = 5 at a point in the first quadrant where y=1. 2) Show that there is no point on the graph of x^2 - 3xy + y^2 = 1 ...

**calculus**

Find the area of the region cut from the first quadrant by the curve r=2(2-sin2ɵ)½

**English**

1. Yosemite is famous for its natural wonders. 2. We arrived at Yosemite in the afternoon. ===================== In the sentences above, what does "Yosemite" mean? Is it Yosemite Valley or Yosemite National Park? - Anonymous, Wednesday, November 11, 2015 at 1:05am Yosemite ...

**Circuits and electronics applications3**

We are working on finding the particular solution for the first-order linear constant-coefficient ordinary differential equation: RCdvP(t)dt+vP(t)=Vicos(ωt) The new idea is to find the particular solution for the related equation RCdvPS(t)dt+vPS(t)=Viest because we expect ...

**Circuits and electronics applications3**

We are presented with a familiar first-order circuit: a capacitor driven by a Thevenin source. Now we have a sinusoidal drive that starts at t=0. so the differential equation is RCdv(t)dt+v(t)=vI(t)=Vicos(ωt)u(t) and we are given the initial state v(0−)=0. We know how to...

**Circuits and electronics applications3**

Figure 1 below shows the circuit we'll be using to explore the step response of an RLC circuit. The voltage source produces a 1V step at t=0. Initially the resistor has been set to 0Ω. We'll be probing the voltage across the capacitor, which will indicate the amount of charge...

**Math grade 5, two-part problem**

The ratio of the number of lisa's pens to the number of adeline's pens was 2:3 at first.after father gave lisa another 16 pens,the ratio became 2:1 A.how many pens did adeline have? B.if adeline gave away 6 pens,what would be the new ratio of the number of lisa's pens(after ...

**math!**

You have 48 minutes to take an exam of 21 questions. After you finish the first 10 questions, you realize you must answer the remaining questions twice as fast to finish the exam. How many questions per minute were you answering? Also, how many questions per minute must you ...

**Math grade 9**

James and slyvie need to paint the line around the soccer field. To know how much paint to buy they must find out the perimeter of the field. James claims, "I can calcuate the perimeter of the field by using the formula P= 2(l+w) while slyvie says that the correct formula is P...

**simplex method**

Maximize P=60x+50y. ⎧ ⎪x+y≤80 ⎪ ⎪5x+10y≤560 ⎪ ⎪50x+20y≤1600 ⎪ ⎪x≥0 ⎨ ⎪y≥0 ⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎩ Use the simplex method to solve the problem. Use s, t, and u as your slack variables for the first, second, and third inequalities respectively. ...

**Trigonometry**

All values of theta are positive. From left to right, the first peak occurs at (pi/2,1) and the second peak occurs at (9pi/2). A. Write the graphs equation as a cosine function. B. Write the graphs equation as a sine function.

**Algebra 2**

You have 48 minutes to take an exam of 21 questions. After you finish the first 10 questions, you realize you must answer the remaining questions twice as fast to finish the exam. How many questions per minute were you answering?

**business maths**

Susan would like to set up an endowment fund which would award a student with a scholarship of $500 at the end of each year. The scholarship will continue in perpetuity. The interest rate is 6% compounded semi-annually, and the first award is made one year from today. How much...

**maths**

If the ninety term of an A.P is 30, find the Sum of its first seventeen terms

**physics**

Two forces are applied to a 0.5 kg hockey puck causing it to accelerate. The first force has a magnitude of 10.0 N and is applied to the puck at an angle of 80 degrees with respect to the x axis. The second force has a magnitude of 3.5 N and is applied to the puck at an angle ...

**chemistry**

Changing 1 mol of Mg(s) and 1/2 mol of O2 (g) to gaseous atoms requires a total of approximately 150kJ of energy. The first and second ionization energies of Mg are 737kJ/mol and 1450kJ/mol respectively. The first and second electron affinities of Oxygen are -141KJ/mol and +...

**Language arts(Anyone) (connexus)**

1.Which sentence contains an opinion? A.Maria Tallchief was born in 1925. B.She was a Native American woman and a ballet dancer. C. Maria was the first prima ballerina of the New York City Ballet. D.She is the best ballerina to ever dance for New Your City Ballet* And if you ...

**Physics**

A steel spring is hung vertically. Using a ruler, the lower end of the spring was measured to be 25.0cm from its upper end. However, when an object of mass 0.500kg it attracted to the lower end of the spring the spring stretches to a new length of 45.0cm. With the aid of a ...

**American government**

How have NATO's operations changed over time ? A.) NATO only directs peacekeeping measures now B.) NATO no longer defends Western Europe C.) NATO has fewer member countries now than when it began D.) NATO's activities now include crisis management and peacekeeping Which of the...

**american goverment check answers**

9. What criteria might a judge who abides by a philosophy of judicial restraint use to decide a case? (1 point) The judge would consider previous court decisions on the topic but ultimately consider the current circumstances and changes in society. The judge would not consider...

**Math**

Michael purchased a certain number of share of one stock for a total of $308. The second stock was selling for $3 less per share . Michael could have bought 6 more shares of the second stock for the same amount of money. How many shares of the first stock did Michael purchase...

**Math**

From left to right the first three digits of a 4 digits number add up to 8 which digits could be in the ones place if the 4 digit number is divisible by 6

**Science**

1.Which of the following gases was most likely present in Earth's earliest atmosphere? A. nitrogen B. hydrogen* C. argon D. oxygen 2. Which of the following statements accurately describes the development of the geologic time scale? A. Scientists developed the geologic time ...

**Science plsss help!**

1.Which of the following gases was most likely present in Earth's earliest atmosphere? A. nitrogen B. hydrogen* C. argon D. oxygen 2. Which of the following statements accurately describes the development of the geologic time scale? A. Scientists developed the geologic time ...

**American government**

American foreign aid might be used to support which of the following foreign policies? A) Deterrence B) Containment C) Collective Security*** D) Isolationism

**ss**

1.Who Were Among the first permanent White settlers in Oregon. A.Farmers B.Trappers C.Missionaries D.traders 2.What was the Rendezvous and why was it important to the maintain men a:it was the largest trading company in the west and the mountain men traded their pelts to the ...

**American Government**

"With the existing colonies or dependencies of any European power we have not interfered and shall not interfere....Our policy in regard to Europe...Remains the same, which is, not to interfere in the internal concern of any of its powers..." 1) Which American foreign policy ...

**Science**

Balance chemical equations using the first 20 elements

**Math**

Two hot air balloons are in flight above a field. The first Balloon is 30 meters above the ground rising 25 meters per minute. The Second Balloon is 300 meters above the ground descending 20 meters per minute. When will the 2 balloons be at the same altitude? What would be the...

**American Government**

With the existing colonies or dependencies of any European power we have not interfered and shall not interfere....Our policy in regard to Europe...Remains the same, which is, not to interfere in the internal concern of any of its powers. 1. Which American foreign policy does ...

**Econ check my answers please**

Below are a few questions I had difficulty with so please check my answers and correct me if I am wrong, thanks :) 1. Kim, a public relations manager, has just completed the process of checking the references of several job candidates. What should she do next? Select one: A. ...

**math**

What is the connection between the solutions of the equation ax^2 + bx + c = 0 and the x intercepts of the graph of f(x) = ax^2 + bx + c? The solution says: The solutions of the equation are the first coordinates of the x intercepts. I did the solutions to the formula but do ...

**Math**

A person deposited 100000 in a bank for three years. The Bank paid interest at 8% per annum compounded half yearly during the first year and at 12% per annum compounded quarterly during last 2 years.What is his balance after 3 years

**Economics**

Below are a few questions I had difficulty with so please check my answers and correct me if I am wrong, thanks :) 1. Kim, a public relations manager, has just completed the process of checking the references of several job candidates. What should she do next? Select one: A. ...

**management mathematics 1**

For three consecutive months, a person deposited some amount of money on the first day of ech montg in a small saving fund. These three successive amounts in the deposiy, the total value of which is ksh. 65,form a GP if the 2 extreme amounts be multiplied each by 3 abd the ...

**American Goverment**

With the existing colonies or dependencies of any European power we have not interfered and shall not interfere....Our policy in regard to Europe...Remains the same, which is, not to interfere in the internal concern of any of its powers. 1. Which American foreign policy does ...

**math**

A) How many of the three digit numbers can be made from all of the digits, 1,3 and 7, and used only one each,are prime? B) What about 2,3 and 4? Once I get to know what the answer to the first one is, I'll figure out the second one myself.And then if I tell you what I got for ...

**Physics**

A 3.20 kg block starts at rest and slides a distance d down a frictionless 30.0° incline, where it runs into a spring (Fig. 8-6). The block slides an additional 23.0 cm before it is brought to rest momentarily by compressing the spring, whose spring constant k is 443 N/m. Fig...

**SS and i need SOS. please help me**

1.Who Were Among the first permanent White settlers in Oregon. A.Farmers B.Trappers C.Missionaries D.traders 2.What was the Rendezvous and why was it important to the maintain men a:it was the largest trading company in the west and the mountain men traded their pelts to the ...

**Calc**

Water flows from a storage tank at a rate of 500 − 3t liters per minute. Find the amount of water that flows out of the tank during the first 13 minutes.

**history**

Please check my work: 1.Diplomatic immunity is based on what assumption a.diplomats will become active members of their new communities b.diplomats will obey the laws of their country of residence c.diplomats have no restrictions on behavior d.Diplomats will be isolated in the...

**language arts pls check!**

My answers are in parentheses The first two questions use this passage. You must have only positive thoughts in your heart that you're going to cripple this monster. Stick a piece of garlic in your pocket for good luck. A woman my mother knew in Palermo did this, and she was ...

**Geometry**

One side of a prallelogram is 4.8 cm and the other side is 3/2 times the first side,find the perimeter of the parallelogram

**physics**

A steel spring is hung vertically. Using a ruler, the lower end of the spring was measured to be 25.0cm from its upper end. However, when an object of mass 0.500kg it attached to the lower end of the spring the spring stretches to a new length of 45.0cm. With the aid of a ...

**Calculus**

i need help, im not sure how to get started : 1) A piece of wire 14 m long is cut into two pieces, the length of the first piece being x m. The first piece is bent into a circle, and the other is bent into a rectangle with length twice the width. Give an expression for the ...

**Calculus: Centers of Mass**

Find the centroid of the region in the first quadrant bounded by the x-axis, the parabola y^2 = 2x, and the line x + y = 4. I've graphed the function, and it looks like a triangle with one side curved (the parabola). I'm not quite sure how to go about the rest of the problem ...

**US History**

ALL of the following statements are correct about the slave trade EXCEPT: a. It began with the Portuguese exploration of West Africa from Senegal to Angola in the fifteenth century b. It increased when the Portuguese built several fortified outposts along the African coast c. ...

**Philosophy**

Section I: Answer the questions below about this brief passage: During the nineteenth century, many women died from what was then called “childbed fever”. A Viennese physician, Ignaz Semmelweis, concluded (diagnosed) that the cause of this disease was a “germ” ...

**Math**

Tiny scored 94, 68 and 88 on her first 3 Algebra 1 tests. Her next test is her final which counts as double. Write and solve an equation that Tina could use to determine the minimum grade she must score on her final to have a mean score of 80.

**Science, Biology**

Can you teach me how should I answer these questions please.. Why the events are significant? First mammals: First primates: First modern humans: