Saturday
March 25, 2017

# Posts by Hana

Total # Posts: 80

Math
Matthew and Christopher set up their Teenage Mutant Ninja Turtles in a big circle, spacing each turtle equal distance from its neighbors. They then begin counting them in order around the circle, but they lost track of where they started before they finish counting. They then ...
January 18, 2017

Math
A length of metal pipe has a circumference of 2.5 inches. the pipe is 1/16 inches thick. a gas fitter needs to know the inside diameter of the pipe to calculate the gas pressure. What is the total diameter of pipe including metal? how much of the diameter is metal? what is the...
December 13, 2016

Physics
A 10-ft,25lb seesaw is balanced by a little girl with a weight of 50lbs and her father with a weight of 200lbs at opposite ends. How far from the seesaw's center of mass must the fulcrum be placed?
September 19, 2016

statistics
Minutes 126.53 127.27 130 130.35 130.4 130.58 130.87 131.18 131.98 132.55 133.28 133.42 133.43 133.55 133.65 134 134.37 134.62 134.73 135 135.95 136.12 136.17 136.23 136.28 137.7 137.83 137.93 138.18 138.25 138.43 138.67 139.13 139.72 140.25 140.38 140.4 140.42 140.5 141.27 ...
February 21, 2016

statistics
state whether the quantity described is a parameter or a statistic and give the correct notation. Correlation between height and weight for players on the 2010 Brazil World Cup team, using data from all 23 players on the roster. thanks
February 21, 2016

john
yes Statistics please need help
February 21, 2016

math help
Yay! Thanks!
February 3, 2016

math help
So, is it c?
February 3, 2016

math help
Model 28% on a 5 x 5 grid. a. a 5 x 5 grid with 4 blocks filled in. b. a 5 x 5 grid with 5 blocks filled in. c. a 5 x 5 grid with 7 blocks filled in. d. a 5 x 5 grid with 20 blocks filled in. I don't know what to do, can someone give me a step-by-step process if willing to...
February 3, 2016

math
You own 19 CDs. You want to randomly arrange 9 of them in a CD rack. What is the probability that the rack ends up in alphabetical order? The probability that the CDs are in alphabetical order is ?
November 8, 2015

math
The letters in the word MATHEMATICS are arranged randomly. What is the probability that the first letter is E? What is the probability that the first letter is M?
November 8, 2015

math
If you randomly select a card from a well-shuffled standard deck of 52 cards, what is the probability that the card you select is a diamond or club? (Your answer must be in the form of a reduced fraction.)
November 8, 2015

math
A computer password is required to be 5 characters long. How many passwords are possible if the password requires 1 letter(s) and 4 digits (numbers 0-9), where no repetition of any letter or digit is allowed?
November 2, 2015

math
How many 6-letter words can be made from the letters WASTEFUL if repetition of letters is allowed?
November 1, 2015

science
Jan calculations of the talantola found that the spider able to cover 20 cm. in 5 seconds.What was the speed of the spider?
January 5, 2015

geometry
The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism?
September 28, 2014

geometry
The volume of the rectangular prism is 280 cubic cm. Its base has the area of 40 sq. cm. What is the volume of the pyramid inside the prism???
September 28, 2014

physics
A heat engine has a hot reservoir of 680°C and a cold reservoir of 220°C. What is the efficiency of the engine?
June 6, 2014

Child day care management
A2006 survey stated that youngsters ages 12-17 who were left home three or more days
September 24, 2013

Child day care management
One can encourage children to engage in sociodramatic play by
September 23, 2013

Child day care management
I need to check my answers for exams number 00385300 working with school-age children
September 23, 2013

Child day care management
To determine liability one must figure out who is legally
September 23, 2013

math
3 hundred 40 tens there is the answer that help you a lot im only in 1st grade true i did very well on a math test and this question was on the test
August 21, 2013

Chem
Which of the following will be more soluble in an acidic solution than in pure water? SrSO4 CsClO4 CuCN Ni(OH)2 AgCl Please help explain why! I've tried submitting the ones that are insoluble in water and it was wrong. I know it has something to do with basic anions but I...
May 2, 2013

Chemistry
Ba(OH)2 is a strong electrolyte. Determine the concentration of each of the individual ions in a 0.700 M Ba(OH)2 solution. I know that Ba(OH)2 -> Ba + 2OH But how do I determine the concentrations? I feel like I am making this more complicated than need be
April 8, 2013

marketing
How to make segmentation for a healthy food restaurant ?
March 5, 2013

physics!
A truck driver travels a distance of 100 miles due East. He then turns at an angle of 35 degrees S of E and travels a distance of 50 miles. What is the resultant displacement? What is the direction?
January 29, 2013

dara
the volume of a cube increases at average of 24cm^3 /min while it's length increases 2 cm/min
January 18, 2013

english(easy!) my mind cant decide :(
didn't she stay in with the Queen in the beginning?
January 14, 2013

english(easy!) my mind cant decide :(
what is the setting for Disney's Snow White and the Seven Dwarf?
January 14, 2013

math
thank you
January 14, 2013

math
the population of Smallville in the year 1890 was 6250.assume the population increased at a rate of 2.75% per year. predict when the population reached 50,000 I'm not suppose to use logs to find the answer :(
January 14, 2013

MATH!
the 2000 population of Jacksonville,Florida was 736,000 and was increasing at the rate of 1.94% each year. At that rate, when will the population be 1 million?
January 14, 2013

math
Describe how to transform the graph of f into the graph of g. f(x)=2^x and g(x)=2^x-3 I don't know how to do this step by step :(
January 10, 2013

MATH
Describe how to transform the graph of f into the graph of g. f(x)=2^x and g(x)=2^x-3
January 10, 2013

physics
A girl goes 4 avenues east{.8 miles), then 24 streets south(1.2 miles), the n 1 avenue west(.2 miles), and finally 8 streets north(.4 miles). -what distance did she travel? -what is her resultant displacement?
January 10, 2013

physics
Q=mHf =0.25x3.34x10^5=83500J
December 7, 2012

math
Find the surface area of a rectangular prism with a length of 10 cm, a width of 4 1/2 cm, and a height 8 3/4 cm. Round your answer to the nearest hundredth.
May 16, 2012

chemstiry
titration of 25ml of Na2CO3 with 0.352mol/l HCl of 15.2ml what is the molar concetraion of sodium carbonate
January 11, 2012

Environmental Science
How can I relate the Fourth Principle of Ecosystem Sustainability to: d. medicine:
November 24, 2011

Environmental Science
How can I relate the Fourth Principle of Ecosystem Sustainability to: c. biotechnology:
November 24, 2011

Environmental Science
Relate the Fourth Principle of Ecosystem Sustainability to: d. medicine:
November 23, 2011

Environmental Science
Relate the Fourth Principle of Ecosystem Sustainability to: c. biotechnology:
November 23, 2011

Environmental Science
Relate the Fourth Principle of Ecosystem Sustainability to: a. endangered species
November 23, 2011

Environmental Science
Can someone please help me with this question because when I post this question earlier, some lady or tutor just gave me some links on where to find the answer and I had already did that and still couldn't find an answer? Here it is. Relate the Fourth Principle of ...
November 23, 2011

Environmental Science
Relate the Fourth Principle of Ecosystem Sustainability to: a. endangered species:, b. agriculture:, c. biotechnology:, d. medicine:
November 22, 2011

Science
why can't you use Carbon to extract Aluminium? and How do you extract Aluminium using elecrolysis?
October 9, 2011

Statistics
What Z value corresponds to the lowest 20% under a normal curve
July 16, 2011

french
on regarde le match? -------------------- on marche sur la corniche? ------------------------ on parten voiture? ---------------- on va aila tour du caire? ---------------------- je fais une excursion au fayoum? -------------------------------- nous de'jeunons au ...
March 27, 2011

CHEMISTRYYY
A hydrated aluminium sulphate A12(SO4)3.xH2O, contains 8.10% of aluminium by mass. Find the value of x
November 19, 2010

chemistry
Calculate the Calorimeter Constant if 25 g of water at 51C was added to 25 g of water at 25C with a resulting temperature of 35C?
October 15, 2010

physics
A stone is thrown vertically upward with a speed of 11.5 m/s from the edge of a cliff 95.0 m high. (a) How much later does it reach the bottom of the cliff? (b) What is its speed just before hitting? (c) What total distance did it travel? For (c), the right answer is 108.46 m...
October 11, 2010

spanish
regreso - singular yo form desayunamos - plural form for 'we'
October 11, 2010

physics
A stone is thrown vertically upward with a speed of 11.5 m/s from the edge of a cliff 95.0 m high. (a) How much later does it reach the bottom of the cliff? (b) What is its speed just before hitting? (c) What total distance did it travel? For (c), the right answer is 108.46 m...
October 11, 2010

physics
A stone is thrown vertically upward with a speed of 11.5 m/s from the edge of a cliff 95.0 m high. (a) How much later does it reach the bottom of the cliff? (b) What is its speed just before hitting? (c) What total distance did it travel? For (c), the right answer is 108.46 m...
October 11, 2010

physics
A bag of sand dropped by a would-be assassin from the roof of a building just misses Tough Tony, a gangster 2-m tall. The missile traverses the height of Tough Tony in 0.22 s, landing with a thud at his feet. How high was the building? Ignore friction.
October 8, 2010

world history
explain the reason of the early roman republic were dissatisfied whith aptricians rule and how the patricians placated them
April 12, 2010

science,
why look for black precipitate in the butt instead of on the surface of an h2s test?
April 10, 2010

Science
Impact of California Water Wars on the Owens Valley?
February 22, 2010

math
60 divided by 4 is 15. 15 is your answer.
January 20, 2010

english
I need help with this question and would really apprecitae it the help What are three feutures of a lyric poem? Explain how "Song Concerning Dream of the thunderbirds" uses these features
November 17, 2009

biology
How does the interaction between a carrier protein and the substance it transports resemble the interaction between an enzyme and its substrate?
October 21, 2009

biology
How does the interaction between a carrier protein and the substance it transports resemble the interaction between an enzyme and its substrate?
October 21, 2009

organic chemistry
The solubility of a compound is 59g per 100mL in boiling methanol and 30g per 100mL in cold methanol, whereas its solubility in water is 7.2g per at 95 degrees Celsius and 0.22g per 100mL at 2 degrees Celsius. Which solvent would be better for recrystallization of the compound...
October 17, 2009

organic chemistry
if you were not told which solvent to use in the recrystallization experiment, how would you determine a suitable recrystallization solvent ?
October 17, 2009

english
why do teenager got an unwanted pregnancy an early marriage?
September 27, 2009

HELP ME pLEASE. DUE TOMORROW D:
if everyone of them had a different opinion then each one will have 3 argument which will add to 12 this is how i see it.
March 1, 2009

physics
is the answer 5K ?
January 30, 2009

physics
a person pushes a box across a horizontal surface at a constant speed of .5 meter per second. the box has a mass of 40 kg and the coefficient of sliding friction is .25. The power supplied to the boxx by the person is... please Explain!!
January 30, 2009

81 The man who invented it doesn't want it. The man who bought it doesn't need it. The man who needs it doesn't know it. What is it?
June 28, 2008

chemistry
predict how many sodium ions would combine with: (a) a chlorine ion. (b) a carbonate ion. (c) a phosphate ion.
March 24, 2008

14 line 10 syllable poem
i am not sure, do you know where to find other sonnets though?
October 2, 2007

WRITING
Writing is fun
August 8, 2007

pH
9. The pH of food entering the duodenum is changed from acidic to alkaline by A. gastric juices B. bile pigments C. intestinal enzymes D. pancreatic secretions I am unsure I think It is d YEP YOU ARE CORRECT!!!! Nope. Use the online dictionary to look up bile. http://www.m-w....
August 3, 2006

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