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Posts by tina

Total # Posts: 1,234

math
A certain sweepstakes ticket has four categories of prizes with the following probabilities of being won: Prize Probability $100,000 1/500,000 $50,000 1/250,000 $20,000 1/200,000 $10,000 1/100,000 If each ticket costs $1.00, what is the expected gain or loss? Select one: a. $....

math
A certain sweepstakes ticket has four categories of prizes with the following probabilities of being won: Prize Probability $100,000 1/500,000 $50,000 1/250,000 $20,000 1/200,000 $10,000 1/100,000 What is the expected value of buying these sweepstakes tickets? Select one: a...

math
A disc-shaped spinner has five sections with the following colors and central angles: Blue, 60; Red, 120; Green, 45; Red, 45; and Yellow, 90. Determine the probability for one spin of the spinner. P(B U G)

math
A box contains 1 blue, 2 green, 1 red, and 2 yellow marbles. An experiment consists of randomly selecting two marbles without replacement. What is the probability of not obtaining a yellow marble?

trig
Two people decide to estimate the height of a flagpole. One person positions himself due north of the pole and the other person stands due east of the pole. If the two people are the same distance from the pole and a = 30 feet from each other, find the height of the pole if ...

chemistry
Calculate the theoretical percentage of water in gypsum, rounded to the nearest whole number %. (calcium sulfate dihydrate; CaSO4 ° 2H2O; Ca = 40 g/mol, S= 32 g/mol; O= 16 g/mol; H= 1 g/mol).

Math
A trapezoid is in the shape of a stage. write a coordinate proof to prove that TR and SF are para

math
there is 1/4 of a pear in every container of fruit salad. how many whole pears are there in 8 containers.

math
eight members of a club will make a paper chain. the chain is 4 feet long. each member will make an equal part. how much of the chain , in feet, will each member make?

math
Two people want to share 4/3 feet of rope equally. What length of rope should each person get?

Computer
I have the answer I was looking for, but do not know exactly how to format it into Excel. Can you please show that format ASAP? This is due tomorrow. Thank you!!! Bank Stmt Balance $4270.00 Add Rejected Checks 140.00 Deposited Checks 1650.00 Ending Balance $6060.00 Book ...

trig
cos(+pi/2-theta)/csctheta+cos^2theta

English
I need help to choose a proposal argumentative topic using would or should. May you help me?

English 11 B
Langston Hughes Questions: 1. Why does Edward hand over his belongings? (1 point) A. He is afraid. B. He feels sorry for the men. C. He is in a hurry and thinks he will be able to get to his destination more quickly if he does as he is told. D. none of the above 2. Why don&#...

Math
there was very little rain in Austin one summer. In june, the depth of lake travis fell 3 inches from its usual level. In july, it went down another 5 inches. in August it finally rained adding 2 inches to the lake depth. How many inches below the usual level was the lake at ...

Math please help! Im so confused!
Thank you DrBob222 and Ms. Sue!!!!

Math please help! Im so confused!
it is estimated that at the turn of the 20th century, one farmer in the U.S could feed 25 people, whereas today, the ratio is about 1 to 130. How many farmers would it take today to feed 2600 people? Please help i don't even know how to do this problem!

math
5/11, 7/22, 1/11, 322

physical science
Using Fig. 4.28 as an example, how much applied force would the man need to have to pull the block (weight or output force = 500 N) if the rope he is holding is 7 m long and the rope on the pulley is 2 m long? (Hint, the pulley is a simple machine)

physical science
8. Which one has more momentum? Which has the greater impulse? a. A 2000 kg car moving at 5 m/s b. A 9 g bullet traveling at 450 m/s

physical science
4. Jane weighs 150 lbs and Bob weighs 220 lbs. They decide to try skydiving. If they jump at the same time, who would reach the ground first

physics
Jane weighs 150 lbs and Bob weighs 220 lbs. They decide to try skydiving. If they jump at the same time, who would reach the ground first

Math
Find the standard divisor for the given population and number of representative seats. Assume the population is equal to 190,000 and the number of seats is 8. d = ______

algebra
convert 44.6 % to fraction notation

HSM/220 - HUMAN SERVICES ADMIN: SO YOU WANT TO HEL
To have effective organizational structure advantages in departmentalization would consist of good communication in each unit information would have to be well documented by intake to fit the client’s conditions and needs. Intake must make sure the information is passed ...

Probability
4 fair coins are tossed. What is the probability that all the outcomes are heads?

Steve help!
10,000 students took a math test. If there average score was 40 with standard deviation of 10, how many students must have scored between 20 and 40 marks? 3,772 2,227 5,000 3,334 4,772

penn foster
exam003062rr the staff

the facility
aesthetic is concerned with matter such as

the faclity
which of folling is a technique for limiting number childrenina intrest area

biology
provide information the muscles found within the forearm and hand

Culturally Diverse Background
A head start classroom has english and spanish word pairs attached to the door windoe play center and storage shelving to supply children with two labels for each physical objects or area. This is done to support

Culturally Diverse Background
the process of leaening code switching is meant to

Culturally Diverse Background
Describing an action is not practiced in her home or by friends

algebra
Example 2: The difference of two numbers is 16. The first number is 4 less than twice the second number. Set up this system that describes the situation.

Statistics
A university has an exclusive agreement with the coffee chain Monobeans. Several students and faculty complained about their lack of baked goods. Looking for a better provider of carbs and caffiene, the university management rents out for one trial semester a space within a ...

chemistry 100
recovering a significantly larger amount of SiO than was present in the original sample

chemistry 100
how you could separate the components of a mixture of PbCL and NaSO and recover the two substances

algebra
a barrel contains 163 gallons of water and is being drained at a constant rate of gallons per hour write an equation that models the number of gallons g after t hours

math
What does same old means, can u please explain and let me know? Thanks

math
In lowest terms, my numerator is 4 less than my denominator. Write 5 fractions 1 could be.

math
Thank You:)

math
Can you please help me? I need to understand this problem. Thanks a lot

math
My numerator is 10 less than my denominator. I am equal to 3/5

math
Thank You!

math
How did we get 135 here? please explain? thanks

math
My denominator is 5 more than my numerator.I am equal to 27/72

math
if a square lot has an area of 256cm what the length of each side be?

Algebra
A 5 ft man cast a shadow of 3 ft standing next to a 22ft building. How far is the man standing from the building?

math
what is the sample standard deviation of 12 12 14 16 17 18 21 21

physics
A force of 3.4 n is exerted on a 7.8 g rifle bullet.what is the bullet acceleration in m/s^2?

math
if you live 71 mi from a river, does it make sense to say you live about 80 mi from river? explain

ODU
FIND THE EXACT VALUE OF COS U 4/5, PI/2 <U< SIN 2U=? COS 2 U= TAN 2 U=

chemistry
Water has a density of 0.089 g/ml. What is the volume, in gallons, of 11.1 tons of water?

algebra
find the area of a triangle with the base of 3 2/3 yards and height of 3/7 yrads

reading
All of the following statements about reading skills are true EXCEPT

math
how can you use place value to find the number of apples picked in all

Health
its not d

Chemistry
Isopropyl alcohol evaporated from a beaker at the rate of 1.057 mL/min. how many seconds would it take for 3.70 mL of water to be lost? thanks for helping!

maths
prove that tan(45+theta)+tan(45-theta)=2sec2theta

6th grade math
Cameron is making bead necklaces. Hehas 90 green beads Nd 108 blue beads. what is the greatest number of identical necklace es he can make if he wants to use all the beads

Science
Find the [H+] in a 0.0255 M solution of HF if the Ka = 7.2 X 10^ -4

child day care
the facility

chem
three students each measured the boiling point of water at each destination person 1 had boing point of 93.9 c 2nd person found boiling point of 101.1 c 3rd person found boing point of 100.0 c. which student went water skiing in honolulu? which student went to ely, nevada? ...

chemistry
95.0 g of0.0 degrees celsius ice is added to exactly 100 g of water at 60.0 degrees celsius. when the temperature of the mixture first reaches 0.0 celsius the mass of the ice present is?

MATH
You’re building a rectangular frame 10 inches by 11 inches. How many feet of wood do you need?

INFORMl logic
One of the disadvantage of using truth table is: it is difficult to keep the line straight, T;s are easy to confuse with F's . they grow exponttenally and become too large for complex arguments, they cannot distunigunish strong inductive arguments from weak inductive ...

Math
5x-y=1 10x-2y=2

Accounting
Kathryn, an individual, own all of the outstanding stock in Copper Corporation. Kathryn purchased her stock in Copper 11 years ago, and her basis is $18,000. At the beginning of this year, the corporation has $38,000 of accumulated E &P and no current E&P (before considering ...

need help
A.a circle graph

finance
AAA has only stock and bonds in its capital structure. Balance sheet information: Long term debt (par value--NOT number of bonds) = $20,000,000, Common equity and retained earings = $17,000,000, and Shares of stock outstanding = 1,000,000. Bond information: Bond price ($1,000 ...

Physics
After delivering his toys in the usual manner, Santa decides to have some fun and slide down an icy roof. The roof is 7 m in length and makes an angle of 41° with the horizontal. He starts from rest at the top of the roof and accelerates at the rate of 3.9 m/s2. The edge ...

English
answer 1 B) The patient was brought to the operating room, induced in general endotracheal anesthesia, and then prepped and draped in the usual sterile fashion. answer2 b) whom answer3 a) hers

Math
Determine the slope of the line that passes through the points E(-1, 9) and F(2, -3)

5th Grade Math Algebraic Expressions
23

poli sci
the president has the power to appoint which of the following positions? a) members of the House of Representatives who resign before their term has expired b) all members of the State Department c) al state Supreme Court justices d) cabinet secretaries e) the Speaker of the ...

Math
You are 40 years old and have a salary of $50,000 per year. When you retire at age 66, you want to have a salary that has the same buying power as the one you currently have. If you estimate that the inflation rate will be 1.25% per year, what will your final salary need to be?

Chemistry
Barium Nitrate is a not very soluble nitrate. Calculate the Ksp (at 25 degrees) from the following ΔG's: Ba2+ = -561kj/mole NO3 1- = - 109kj/mole Ba(NO3)2 = - 797 kj/mole

Math
Give example of each function: (a) degree 2; two zeros, the function decreases then increases (b) degree 3; three zeros, the function increases, decreases, then increases (c) degree 3; two zeros, the function decreases, increases, then decreases (d) degree 1; one zero, the ...

chemistry
Write ksp for ba3(po4)2 in an aqueous solution

Math
Give example of each function: (a) degree 2; two zeros, the function decreases then increases (b) degree 3; three zeros, the function increases, decreases, then increases (c) degree 3; two zeros, the function decreases, increases, then decreases (d) degree 1; one zero, the ...

trig
4 divided by 6 = 1.5 1.5 times 18 = 27 the answer is : 27

Programming Logic
Find bugs. // The two senior class homerooms at Littleville High School // are having a fundraising drive for the prom. Each time a student // solicits a contribution, a record is created with the // student's name and the value. Two files have been created for Homeroom A ...

Programming logic
Thank you syed!!

physics
A catapult launches a rocket at an angle of 47.5° above the horizontal with an initial speed of 109 m/s. The rocket engine immediately starts a burn, and for 2.49 s the rocket moves along its initial line of motion with an acceleration of 30 m/s2. Then its engine fails, ...

Physics. PLEASE HELP!!
a rocket initially at rest on the ground lifts off vertically with a constant acceleration of 2.0 X 10^4 meter per second squared. How long will it take the rocket to reach an altitude of 9.0 X 10^3 meter?

political science
A _______________ is the best example of an informational benefit provided by many interest groups. a) travel discount b) free T-shirt c) health insurance program d) newsletter e) consciousness-raising workshop

political science
When membership in an organization allows for a reductions in the price of museum tickets, it is called a a) purposive benefit b) bribe c) promotion offer d) material benefit e) solidary benefit

political science
when paid staff conduct most of the daily business of a group, that group is best described as a a) PAC b) free-rider group c) 527 committee d) staff organization e) lobbyist

chemistry
75°

English
I need help writing a thesis statement on the power of research.

programming logic
Find Bugs in the pseudocode // A high school is holding a recycling competition // This program allows a user to enter a student's // year in school (1 through 4) // and number of cans collected // Data is entered continuously until the user wnats to quit // After headings...

poli sci 150
Compared with Western Europe, the United States ha a(n) _____________ turnout in elections. a) unstudied b) toughly equivalent c) noncomparable d) higher e) lower

poli sci 150
One important cause of the United States' two-party system is a) single-member electoral districts b) proportional representaion c) the Constitution's requirement for bipartisanship in Congress d) internal mobilization e) multimember electioral districts

the staff
should complete course in accouting bookkepping and use office eqiipment secretaries

Chemistry
Calculate the molality of a solution prepared by dissolving 31.6 g of Fe2O3 in 750. g of water

Math
At a distance of 56 feet from the base of a flag pole, the angle of elevationi to the top of a flag that is 3.1 feet tall is 25.6 degrees. the angle of elevation to the bottom of the flag is 22.9 degrees. the pole extends 1 foot above the flag. find the height of the pole.

Math (Pre-Calc)
An airplane is flying east at a constant altitude of 28,000 meters. When first seen to the east of an observer, the angle of elevation to the airplane is 71.5 degrees. After 73 seconds, the angle of elevation is 51.6 degrees. Find the speed of the airplane.

writing
Where in the Harry Potter series does hermione Granger become a woman?

math
how do you put these fractions in order 1/4, 6/7, 3/5 from least to greatest

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