# Posts by michelle

Total # Posts: 1,980

Geometry
A conditional statement is always logically equivalent to its a.) contrapositive b.) converse c.) conjunction d.) inverse

Algebra 2

university of phoenix
The weight of a small Starbucks coffee is a random variable with a mean of 360 g and a standard deviation of 9 g. Use Excel to find the weight corresponding to each percentile of weight. a. 10th percentile b. 32nd percentile c. 75th percentile d. 90th percentile e. 99.9th ...

chemistry
what mass of sodium chloride can dissolve in 14.8g water at 100 degrees Celsius?

English
Thanks so much! :)

English
What crisis' did Marilyn Monroe have/suffer through?

English
They never mentioned any responsibilities she had.

English
What responsibilities did Marilyn Monroe have?

math
An good hint for memorizing the 9's in multiplication tables are: the product/total's two digits will always add up to nine. Ex: 9*4=36 ... 3+6=9 Also, when you multiply a number by nine, the product will always be one lower than that digit you just multiplied by (not ...

evolutionary machanism - BIOLOGY
2) Explain how genetic drift can lead to a reduction in the genetic variation within a population.

evolutionary machanism - BIOLOGY
A flock of migrating birds is blown off course by a storm and carried towards a small island that has no birds. Only three of the birds survive the storm and make it to the island. They start to reproduce and, after several years there are 500 birds on the island. Does the ...

Geometry
what is the contrapositive of ~b ->a? a.) a -> b b.) ~a -> ~b c.) ~a -> b d.) b -> ~a

pre calculus
solve the following equation in the complex number system Please show all your work. 5x^5 + 32x^4 - 5x - 32 = 0

pre calculus
Find the inverse of the function below. Graph the function below and the inverse. Determine the domain, range and asymptotes of the function below and the inverse function. Please show all your work. f(x) = 2e^-x + 5 Just looking at this gives me a headache. HELP!

english
A radical skeptic might be willing to doubt which of the following

history
The sector of the American public that is interested in politics and understands how government works is called the __________. A.attentive public B.activists C.lobbyists D.public action members A?

history
found the answer in my book!

history
Techniques for interest groups to reach a wide number of people and influence policy makers and voters include all of the following except _________. publicity and mass mailings offering tax write-offs litigation and amicus curiae briefs protests not sure, can't find it in...

Accounting
Kelly B. Roach Single, 1 Allowance \$415/week Deduction for 401(k) plan 50/week Annual Taxes Withheld 1,337.96 Social Security tax withheld 313.04 Medicare tax withheld 662.48 State Income tax withheld 928.20 Local Income tax withheld Ralph Volpe Married, 1 Allowance 485/week ...

trig
A and B are acute angles such that cosA =3 over 5 and cosB =12 over 13

physics
How many calories of heat are required to convert 230 grams of ice at -10.0C to a gas with a temperature of 1500C?

COMM 100
Ok I wasn't sure if that was what it was meaning or not, thanks!

COMM 100
LAST ONE: Public speaking decisions about content, organization, and delivery need to be based on your personality. true or false false?shouldn't organization and everything be the same for everyone? maybe I am reading into it too much.

COMM 100
Your self-concept is not usually influenced by your communication with others or their feedback to you. true or false true?

COMM 100
Assertive speakers tell their listeners what they mean and what they expect. true or false, Assertive communication is said to be where you take in the other persons feelings and rights into consideration, however assertive makes me think of firm, so I would get true?

Comm 100 college
ok yeah I don't like the way it is worded. thank you

Comm 100 college
Persuasive speeches focus on forcing the audience to change the way it thinks and feels. TRUE OR FALSE I just wanted to double check on this, because I don't think you are for say "forcing" them to think differently, but giving them the info to let them possibly...

COMM 100
One of the biggest benefits of using primary sources in your speech is ________. A.to show that you have been thorough enough to go to original sources B.to give you more material to memorize C.to give you more materials to include in presentation software A or B?

communications
I took it as introducing yourself to someone. Then my next guess would be C.

communications
Which of the following are the qualities of effective interpersonal communication conversation skills? A.making introductions, relevance, tact,and sincerity B.relevance, tact, sincerity, and giving directions C.relevance, tact, courtesy and sincerity I really can't find ...

Comm 100 college
thanks!

Comm 100 college
The most important principle of language adaptation is to A.adapt the level of language to the situation and the audience. B.adapt to less formal and more colloquial so that all people will understand you. C.adapt to spoken and written substandard language A?

communication
In general, thesis or central idea is supported by claims; claims are supported by proof; and A.proof is supported by development,including details and examples B.proof is supported by the specific purpose C.proof is supported by solutions A?

statistics
On average, 30-minute television sitcoms have 22 minutes of programming.If a probability distribution for minutes of programming can be approximated by a uniform distribution from 18 minutes to 26 minutes. What is the probability a sitcom will have 25 or more minutes of ...

statistics
On average, 30-minute television sitcoms have 22 minutes of programming.If a probability distribution for minutes of programming can be approximated by a uniform distribution from 18 minutes to 26 minutes. What is the probability a sitcom will have 25 or more minutes of ...

statistics
On average, 30-minute television sitcoms have 22 minutes of programming.If a probability distribution for minutes of programming can be approximated by a uniform distribution from 18 minutes to 26 minutes. What is the probability a sitcom will have 25 or more minutes of ...

government-pos110
thanks

government-pos110
Which of the following characterizes the differences between House and Senate campaigns? a.House campaigns have more funding than Senate campaigns. b.House campaigns are less contested than Senate campaigns. c.House campaigns are less affected by the coattail effect than ...

Economics
Say you are the manager of a perfectly competitive firm selling a product. Your business is making a loss because total revenue is less than total costs. What would you do--shut down or continue to operate? Use hypothetical numbers to explain. Information you need to provide ...

physics
a 3.0 kg wood box slides from rest down a 30.0 degree inclined plane. How long does it take the box to reach the bottom of the 4.75 m wood incline? The coefficent of friction is 0.30.

Physic
A 23.0 kg block is sitting on the ground. Two ropes are attached to the top of the block. Rope A is pulled upward with a force of 20.0 N and rope B is pulled upwards with a force of 5.0 N. What is the normal force on the block?

Calculus
Find the area of the region enclosed between y = 2sin (x) and y = 2cos (x) from x = 0 to x = pi/4. Thanks for your help :)

chemistry
thanks.. tried this formula several times, must be putting numbers in the wrong place..if R equals 0.0821L x atm per mole x K..and I don't know what the temp is?

chemistry
a 0.296g of CO2 has a volume of 565ml and a pressure of 425mmHG, what is the temperature??????

chemistry
thanks...the whole R thing is throwing me off...

comm 100
You would cite the sources in your speech for all of the following except: 1.)if you use nonoriginal visual materials. 2).if you use literal analogies. 3.)if you use direct quotes or paraphrased information. 4.)if you use statistics. I swear I know this and I am drawing a ...

Physic
A dolphin experiences a force of 320 N [up] when it jumps out of the water. The acceleration of the dolphin is 2.6 m/s 2 [up]. (a) Calculate the mass of the dolphin. (b) What would be the acceleration of the dolphin if it had the same strength but half the mass

Physic
A 55-kg female bungee jumper fastens one end of the cord (made of elastic material) to her ankle and the other end to a bridge. Then she jumps off the bridge. As the cord is stretching, it exerts an elastic force directed up on her. Calculate her acceleration at the instant ...

Physics
A tennis player hits a ball 2.0 m above the ground. The ball leaves his racquet with a speed of 15.0 m/s at an angle 5.5 degrees above the horizontal. The horizontal distance to the net is 7.0 m and the net is 1.0 m high. By how much does the ball clear the net? Thanks

math
Leon had \$628 and Wayne had \$2371. Every month, Leon saves \$28 while Wayne saves \$7. How many months will it take for both to have the same amount of money?

geography
thks

geography
So its winter?

geography
north?

geography
If it is summer in Africa whatis it saudi arabia?HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

geography

geography

Math
30

Physics
Suppose the force of friction on a sliding object is 25 N. What is the force needed to maintain a constant velocity?

PHYSICS
Suppose the force of friction on a sliding object is 25 N. What is the force needed to maintain a constant velocity?

Physic
How long would it take a laser beam to go to the Moon and back if the distance to the Moon is 3.8 x 108 m? I know that Velocity of light is 3x10^8 m/s

algebra
_______________________________________ MATH133 Unit 1 Individual Project 2 A 1) The following graph shows the depreciation for the corporate airplane from 2006 to 2009. The plane was purchased new in 2006; therefore, x = 0 represents the year 2006. X – axis (horizontal...

culinary arts
______ is a cold, uncooked Spanish soup made of pureed raw vegetables.

culinary arts
a(n) ___ is a uniform mixtue of two unmixable sustances.

culinary arts
_________________ is an uncooked mixture of equal parts butter and flour, used as a thicking agent.

calculus - limits
limit approaches 6 x+6/x^2-36

Math
The smallest real number in the solution set of 2x > 6 is 4. A) True B) False - The smallest real number in the solution set of 2x > 6 is 3. C) False - The smallest real number in the solution set of 2x > 6 is a number greater than 3. For example, 3.01 is a real ...

statistics
what is the probability of randomly selecting a student who exercises between 55 and 80 minutes per week?

Algebra 2
The phrase "\$23.95/day" means you pay \$23.95 for every day, or the number of days is multiplied by the amount. So, this becomes 23.95(# days). Likewise, the phrase "\$.10/mi." means you pay \$.10 every mile. So, you would multiply the number of miles by \$.10...

Chemistry
Please help me with this! Rank the solvents according to their polarities, from the most polar to nonpolar. ethyl acetate, water, acetone, hexane, ethanol

Math 124
-4.99 1.9435 3.25E4 1.56e-9

science - physics
A plane flies with a velocity of 52 m/s east through a12 m/s cross wind blowing the plane south. Find the magnitude and direction (relative to due east) of the resultant velocity at which it travels.

math
64

math
6/10 * 5/9 = 30/90 = 1/3

chemistry
0.0142 L

statistics
normalcdf(-100,20,30,5) 0.0228

Maths
pi r squared multiplied by height

math
perimeter = the sum of the all the sides 8cm +6cm+8cm+6cm = 28cm

math
a. 10/4280 0.0023 b. (10+12) = total tickets 22/4280 = 0.051 c. (4280-22) divided by 4280 0.9949

algebra find outlier describe affect
the first two are correct in the third one what r u looking for?

Math
41.66 ft

Calculus
implicit differentiation... I keep getting stuck on this question, any help would be appreciated

Calculus
tan^-1 (x^2 y) = x+xy^2

Math
If B is between A and C, AB=3x-1, BC=2x+4 and AC=38, what is the value of AB?

science
find the work done in raising 100 kg of water though a vertical distance of 4.5 m

science
how muchwork is done by a shopper in pushing her grocery cart by afroce of 32 N a distance of 4.5 M

statistics
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15.

math
12/210 in the simplest form

physics
A runner’s velocity along a straight track is 3.2 m/s at time 8.0 s and 2.2 m/s at time 11 s. Find the runner’s average acceleration during this time interval.

math
PUC raised money for the recent disaster victims.They decided to allocate the money in manner: 1/3 of the money goes for medical supplies, 1/4 of what was left brought tents,2/3 of the remaining went to water purification systems, the rest of the money was spent on shipping ...

math
Carla always sorts her M&M's before eating them. One Day she noticed that 2/5 of of them were red, 1/4 of them were brown,3/10 of them were green, and that 10 of them were yellow. How many total M&M's? How many were red? How many were brown? How many were green?

Math
Dan had 12 3/4yard of cable. He used 3 1/2yards for one computer and two more cables of 2 7/8 for two other computers. He needs 3 1/3yard for the last computer. a. Does he have enough? b. If not, how much more does he need? c.If so, how much does he have left?

Math
Gayle had 5 1/3pounds of candy.She put 1 1/2 pounds of candy into each gift bag.How many gift bags could she fill completely fill? What fraction of a gift bag will she have left? what fraction of a pound of candy will she have left?

Math
Gayle had 5 1/3pounds of candy.She put 1 1/2 pounds of candy into each gift bag.How many gift bags could she fill completely fill? What fraction of a gift bag will she have left? what fraction of a pound of candy will she have left?

Math
PUC raised money for the recent disaster victims.They decided to allocate the money in manner: 1/3 of the money goes for medical supplies, 1/4 of what was left brought tents,2/3 of the remaining went to water purification systems, the rest of the money was spent on shipping ...

math
Carla always sorts her M&M's before eating them. One Day she noticed that 2/5 of of them were red, 1/4 of them were brown,3/10 of them were green, and that 10 of them were yellow. How many total M&M's? How many were red? How many were brown? How many were green?

Math
A Woman has cat's and birds. When asked how many of each she has she answers... " I have between both cats and birds 400 feet and 232 eyes.(Cats have 4 feet and Birds have 2 feet) How Many Total? How many Birds? How many Cats? Please help me solve this. Please Please...

Physics
Gravity pulls it down

Algebra
(1,1) is x=1 and y=1

Algebra
The ordered pairs represent values for x and y. (1,1) is x =1 and y=1. Substitute these ordered pairs in the equations and evaluate to see if are true. Then, graph the points and line to find another solution.

Algebra
(-1,4) and (5,8) is (x1,y1) and (x2,y2). The slope is m=(y2-y1)/(x2-1). Substitute and evaluate to find the slope.

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