# Posts by tina

Total # Posts: 1,234

**MATH 12 HELP!!**

a pizza store offers 15 different toppings on its pizzas. what is the probability that 4 randomly selected toppings will include salami and green pepper?

**MATH 12**

two cards are drawn without replacement from a shuffled deck of 52 cards. determine the probability of each event: a) the first card is a heart and the second is the queen of hearts b) the first card is the queen of hearts and the second is a heart

**Physics**

I know how to do displacement, I just get confused by the directions. I walk 6 blocks east and 5 blocks north-I come up with 7.8 because I squared 6 + squared 5 and took the square root of 61 but do I say the final displacement is 7.8 blocks east of north or 7.8 blocks north ...

**Chemistry**

what is the total number of moles in 80.0 grams of C2H5Cl (gram-formula mass=64.5grams/mole)? (1)0.806 (2)1.24 (3)2.48 (4)5.16 please help !

**geometry**

Find the approximate perimeter of triangle abc with vertices a(0,8 b(6,-2 c(-4,4

**Communications**

Techniques for Creating Behavior Change in a Staff Member

**algebra**

D. to solve for x: Since y= 2x you would plug in the 2x where the y is making it 2x=-x +3. Then add an x to both sides to get all the x's on one side of the equation. So it would then look like 3x=3. Divide both sides by 3 to get the x alone and you now have x=1 then to ...

**college**

What are the pros and cons of matching clients and clinicians in terms of gender, ethnicity, disability, sexual orientation, or language? Does matching people along those lines ensure common experience and easy bonding?

**math**

A can of soda weighs 336 grams. Find the weight in kilograms of 28 cans.

**Teachers aide**

Test 02604400

**science**

thanks this also helps one no the probability of his or her chances or risks factors for getting the same disease (s)

**science**

why is it important to know your family medical history

**math**

A rectangular skating rink measuring 30m by 20m is doubled in area by adding a strip at one end of the rink and a strip fo the same width along one side of the rink. Find the width of the strips if the enlarged rink is still rectangular.

**bonar law**

Colonel Harry a. Froboess of Switzerland jumped upward and outward from a windonw of a blimp and landed in a body of water on June 22, 1936. His jump was 120m, about the height of a 40-storey building. The path of his jump can be represented by the quadratic relationship h = ...

**Chemistry**

Hydrogen bonding is strongest between molecules of (1)H2S (2)H20 (3)H2Se (4)H2Te

**4th grade**

CHIEF OR RULER OF A NARRAGANSETT TERRITORY

**Pen Foster Child Care**

the staff

**Calculus**

Find the critical numbers of the function on the interval 0 ≤ θ < 2π. Small & large value f(θ) = 2cos(θ) + (sin(θ))^2

**wor wic**

is 3.5% more than 54%

**UOP**

The final project for HSM 240 is a 1,750- to 2,100-word proposal paper on a social program that you create. Pretend that you have the power and capacity to create an agency or organization and decide to create a new social program. You need funding and decide to write to a ...

**chemistry**

The following reaction consumes 2.40 kg of CO, How many total liters of gas are formed at STP?

**Chemisty**

Describe how you would prepare 250 ml of a 0.10M NaCl solution?

**algebra**

what did the baby porcupine say when it backed into a cactus?

**algebra**

what is the perimter of a rectangle. the length is 6 more than the width and the perimeter is 44

**Biology**

75%

**Physics**

I have a question. 2.7104 was that suppose to actually be 2.7*10^4?

**computer science**

what is the cost(most expensive,expensive or less costly)performance(powerful, most powerful or average)reliability(highly reliable or less reliable) size(large, medium or small)and installed in numbers(few, many or large) of super compters, mainframe computers, personal ...

**spanish 6th grade**

What is your favorite food

**trigonometry**

2 cos^2=1 [0, 2pi)

**math**

in the diagram, lime m is parallel to line p, line t is a transversal, m<a = 3xt12, and m,b =2xt13. find the value of x. thanks !-

**BIOLOGY ( please Help me)**

In both lecture and lab, the significance of water (H2O), molecular oxygen (O2), and carbon dioxide (CO2) has been emphasized with regard to their energy content or participation in metabolic oxidation and reduction reactions. This lab has demonstrated that green leaf tissue ...

**BIOLOGY( please help me)**

Oxidized (blue) DPIP becomes colorless when it is reduced – that is, when it receives electrons. A diagram of the photosynthetic light reaction shows that water molecules are the source of these electrons. How is it that the DPIP was only able to receive reducing ...

**biology**

In both lecture and lab, the significance of water (H2O), molecular oxygen (O2), and carbon dioxide (CO2) has been emphasized with regard to their energy content or participation in metabolic oxidation and reduction reactions. This lab has demonstrated that green leaf tissue ...

**biology**

In both lecture and lab, the significance of water (H2O), molecular oxygen (O2), and carbon dioxide (CO2) has been emphasized with regard to their energy content or participation in metabolic oxidation and reduction reactions. This lab has demonstrated that green leaf tissue ...

**Biology**

please help me

**Biology**

Oxidized (blue) DPIP becomes colorless when it is reduced – that is, when it receives electrons. A diagram of the photosynthetic light reaction shows that water molecules are the source of these electrons. How is it that the DPIP was only able to receive reducing ...

**english**

edith for spelling and punctuation? its a good idea to put the matches into a waterproof case before you put them into your pack?

**english**

cub scout is to eagle scout as rookie is to

**math**

8y-(2y-3)=9

**math**

standard deviation is 16.58312. the variance is 275

**statistics**

0.95

**physics**

as a hiker descends a hill, the work done by gravity on the hiker is a.) positive and depends on the path taken b.) negative and depends on the path taken c) positive and indepedent of the path taken d.)negative and independent of the path taken

**math 117**

Living in or near a metropolitan area has some advantages. Entertainment opportunities are almost endless in a major city. Events occur almost every night, from sporting events to the symphony. Tickets to these events are not available long and can often be modeled by ...

**math**

Using parentheses,how can you get 6+6/6*6-6=0? I need help!!!

**childcare**

will you please check homework? 1. In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local answer(b) 2. You’re trying to plan...

**Math**

Hint: Pay attention to the units of measure. You may have to convert from feet to miles several times in this assignment. You can use 1 mile = 5,280 feet for your conversions. 1. Many people know that the weight of an object varies on different planets, but did you know that ...

**honors math 7th grade**

its a venn diagram three circles. Here is the question. A study was made of 200 students to determine what tv shows they watch. 22 students hated all star trek shows. 73 students watch only the next generation(TNG) 136 students watch TNG. 14 students watch only deep space 9 (...

**algebra**

2. The equation gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. Long’s Peak in the Rocky Mountain National Park, is 14,255 feet in elevation. How far can you see to the horizon from the top ...

**algebra**

38 = 2a + 54

**algebra**

Why is it important to simplify radical expressions before adding or subtracting?

**math**

nine and three fourths minus four and one half

**line segments,lines and rays**

how you draw a label line segment

**Spanish**

De donde eres = where are you from Donde vives = where do you live

**geometry**

Draw and mark a figure in which M is the midpoint of ST, SP = PT, and T is the midpoint of PQ.

**algebra**

the customer service department resolved 106 of 120 customer complaints in a one-hour time span.To the nearest thousandth,find the reolve rate of the customer service department

**managerial economics**

Which of the following are characteristics of a typical isoquant? a. All input combinations on the isoquant will produce the same level of output. b. The marginal rate of technical substitution decreases as more labor is substituted forless capital. c. a change in input prices...

**The elements and Principles of Design**

all answers were right!!!

**Structures and Functions of the Human Body**

Heart disease is the leading cause of death in the U.S. Imagine you are teaching a class on heart health. Identify three main topics you would cover in your class. Then, choose one of the topics and explain in 1-2 paragraphs why it is important to the health of the heart. ...

**Child care**

I was just over looking them 1.d 2.c 3.a 4.c 5.c 6.c 7.d 8.c 9.b 10.c 11.c 12.b 13.d 14.d 15.c 16.d 17.b 18.d 19.a 20.b Theres alot i wasn't sure about so if oyu could please help that be great thank you

**Child care**

Financing and Budgeting 1. Which one of the following categories makes up the largest percentage of a child care operating budget? A. Supplies B. Salaries and benefits C. Food D. Mortgage or rent 2. Child care operating budgets generally contain a pro forma income statement. ...

**algebra**

Which of the following best describe the graph of a quadratic equation with one real root? A: It has 2 x-intercepts B: It does not cross the x-axis C: Its vertex lies on the x-axis D: Its vertex lies on the y-axis

**managerial economics**

An airline transportation consultant offers the CEO of BlueStar, a struggling new commercial airline company, the following advice concerning the airline's high operating costs in the current quarter: "You don't have enough aircraft to operate efficiently. However...

**managerial economics**

An airline transportation consultant offers the CEO of BlueStar, a struggling new commercial airline company, the following advice conscerning the airline's high operation costs in the current quarter: "You don't have enough aircraft to operate efficiently. ...

**managerial economics**

An article in BusinessWeek warned of the dangers of deflation as the collapse of numerous Asian economies was creating worries that Asia might try to "export its way out of trouble" by oversupplying everything from automobiles to semiconductors. Evidence that ...

**managerial economics**

Should a manager hire a new person if they are going to cause a diminishing returns?

**managerial economics**

Should a manager hire a new person if they are going to cause a diminishing returns?

**math**

How do I add whole numbers to fractions. To get the number from an extended form to a standard form?

**managerial**

The demand curve for haircuts at Terry Bernard's Hair Design is P=20-0.20Q where Q is the number of cuts per week and P is the price of a haircut. Terry is condering raising her price above the current price of $15. Terry is unwilling to raise price if the price hike will ...

**managerial economics**

In 1991 the Air Force awarded a $93 billion (or more) contract to a group led by Lockheed, Boeing, and General Dynamics to build the new fighter plane for the 21st century, the YF-22 Lightning 2. A group headed by Northrop and McDonnell Douglas, which had spent more than $1 ...

**managerial economics**

The Owner-manager of Good Guys Enterprises obtains utility from income (profit) and from having the firm behave in a socially conscious manner, such as making charitable contributions or civic expenditures. Can you set up the problem and derive the optimization conditions if ...

**managerial economics**

In 1991 the Air Force awarded a $93 billion or more contract to a group led by Lockheed, Boeing, and General Dynamics to build the new fighter plane for the 21st century, the YF-22 Lighning 2. A group headed by Northrop and McDonnell Douglas, which had spent more than $1 ...

**ethics**

Write a recommendation for both the Energy Cooperative and the Clean Power Company. Your recommendations should include: 1.A statement of the ethical concerns in each case 2.How it will affect the stakeholders in each case 3.At least 3 specific references to course material to...

**social studies**

Personality psychologists are concerned with ______________ in a given situation. average behavior crowd behavior individual differences in behavior all of these

**Math**

3/4 - 4/7= -2/5 - 3/4= 5//6 + 7/10= -5/6 X 2/5=

**childcare**

thanks

**childcare**

The main goal of effective health education programs for young children is to A. provide children with the knowledge necessary to eat and exercise properly. B. promote critical-thinking skills, behaviors, and attitudes. C. teach children that authority figures are their best ...

**childcare**

plz check homework ...thanks 1. Which one of the following categories makes up the largest percentage of a child care operating budget? A. Supplies C. Food B. Salaries and benefits D. Mortgage or rent 2. Child care operating budgets generally contain a pro forma income ...

**penn foster**

the answer to ur question is B not C

**corporate finance**

you are presently involved with a project to establish the cost of the gold presently used in the production of 1000 computer chips per month. each chip uses two grams of 20 ct gold with the remaining portion of a metal whose cost is insignificant what is the monthly cost of gold

**caring for school age children**

the answer is A

**caring for scool-age childfren**

correct answer is A

**caring for school -age children**

correct C

**childcare**

plz check this. 1. In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local 2. You’re trying to plan an activity for your ...

**Writting**

1) I had hoped the police would blame Bruce, not: _me, _myself, _mineself, _I. I is the correct answer?

**chemistry**

How many moles of lilthium chloride are dissolved in 3.00 L of a 0.200 M solution of lithium chloride?

**Anatomy 2**

In reference to high blood pressure-as a result in changes in the PNS and the SNS list two effects on the heart and one on blood vessels.

**Quantitative Research**

The average commute time via train from the Chicago O'Hare Airport to downtown is 60 minutes with a standard deviation of 15 minutes. Assume that the commute times are normally distributed. What proportion of commutes would be: longer than 80 minutes? less than 50 minutes...

**math**

sure I did but I do not get 15/phi.

**math**

RATES OF CHANGE QUESTION A spherical balloon is being blown up so that its volume is increasing by 0.6 m^3 s^-1. Find the rate at which the radius is increasing when the radius is 0.1 m. So what I did was that I determined dV/dt =0.6 and dV/dr = 4/3 r^3 phi (which is the ...

**child growth developnent**

In detecting poor visual acuity in a neonate, you can safely blame the A. Neonate's light sensitivity B. fact that myscular coordination for focusing takes practice C. likekihood that the infant hasn't developed visual trscking ability D. fact that babies are ...

**Quantitative analysis**

I am trying to figure out what else is important to financial success, aside from linear programming?

**Business**

I am trying to figure out what else is important to financial success, aside from linear programming?

**math please help**

Give the equation of the line that is perpendicular to the line y=x+4 and passes through point (0, -1).

**please help**

Give the equation of the line that is perpendicular to the line and passes through point (0, -1).

**please help-algebra**

Give the equation of the line that passes through point ( 1, -3) and is parallel to the line y = 2x - 8.

**math**

Find the center and radius of the circle. (x - 1)^2 + y^2 = 36

**college**

"Training for the upcoming ten-mile marathon, Lizette includes more protein and complex carbohydrates in her diet.

**Math**

I have to write an example of an algebraic expression and an equation in word problem form can anyone help me with this? I am unsure where to even begin.....

**Chemistry**

i'm still confused can you help me solve them?

**Chemistry**

yes but how would i find m?