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February 13, 2013
the heights of female students at a particular college are normally distributed with the mean 169 cm and standard deviation 9
5 answers
asked by
harish
3,205 views
Determine the final velocity of a proton that has an initial velocity of 2.35 x 10^5 m/s, and then is accelerated uniformly in
4 answers
asked by
Rere
3,174 views
a bag contains 5 blue, 4 red, 9 white, and 6 green marbles. I f a marble is drawn at random and replaced 100 times, how many
3 answers
asked by
Mia,Thank you
1,574 views
the baseball team and the softball team had fundraisers to but supplies for their trip to the championship game. The baseball
1 answer
asked by
answerman
542 views
In a World Series, two teams play each other in at least four and at most seven games. The first team to win four games is the
2 answers
asked by
Jimmy-Please HELP
639 views
A sidewalk has 100 squares. 9 of the squares are cracked. What is the fraction?
1 answer
asked by
Anonymous
411 views
If the radius of the two areas is 12in find the length of a chord of an arc of 45 degrees, 30 degrees and 60 degrees.
I really
1 answer
asked by
Stephanie
397 views
Which sentence in the stage directions shows correct punctuation of an introductory structure?
A.As he makes no move she turns
7 answers
asked by
Cassie
533 views
Sam drove his bike at 58 mph for the same number of hours that Raj drove his bike at 51 mph. If sam ended up driving 62 miles
1 answer
asked by
Anonymous
927 views
Read the following stage directions from the end of Act 2 of The Diary of Anne Frank.
[For a second ANNE stands looking up at
12 answers
asked by
Cassie
1,970 views
The goal of the culture-general model is to help individuals understand intercultural interactions so that useful contact can be
1 answer
asked by
Lor
482 views
Sheet is 28 inches by 22 inches I have to make 100 equal squares how big should the inches be to fit on this sheet?
2 answers
asked by
Regina
1,082 views
Liam mailed 8 invitations to his birthday party. If one invitation went to each of his friends, how many friends did Liam invite
3 answers
asked by
Amari
554 views
I am confused on how to do this ? !
Jeff is a salesperson in a retail store and earns $52 per week plus 13% of his weekly sales.
2 answers
asked by
Jessica
550 views
Consider titrating an unknown chloride sample with 0.10 +/- 0.01M AgNO3 and the following data:
Initial Buret reading-0.19 +/-
1 answer
asked by
Stephanie
410 views
why did america grow geographically
1 answer
asked by
zoee
328 views
It has been found that most individuals can quickly (over the course of a one- or two-week vacation) develop an in-depth
1 answer
asked by
Lor
399 views
What is 9/25,35/100,and 2/5 in order from greatest to least
3 answers
asked by
Sarah
362 views
What forces does a mover need to apply in order to keep the box moving to the right at 1 m/s
1 answer
asked by
Anonymous
329 views
what is the area of a rectangle with 6 in inlenth and 7inches wide.
2 answers
asked by
Angela
822 views
how many oceans surrond asia?
2 answers
asked by
Angel
768 views
peter has a bag of 7 mixed lollies.he allows everyone in his class to choose 3 lollies,but they must not choose more than one of
1 answer
asked by
karen
403 views
100 raffle tickets are sold for 3 dollars each. One prize of 200 is to be rewarded. Raul purchased 1 ticket.
what is his expected
1 answer
asked by
Carol
1,103 views
Suppose you bought supplies for a party. Three rolls of steamers and 15 balloons cost $30. Later, you brought 2 rolls of
1 answer
asked by
answerman
361 views
if you have 2 dice and you throw them once,what possible combinations of numbers can you get ? Is it 2^6=12 thanks
1 answer
asked by
karen
322 views
Ø What is the effect on the area of a triangle if the base is doubled and the height is cut in half? What happens to the area,
1 answer
asked by
Renee mckinnon
408 views
If there is a pumpkin pie eating contest, how many pumkin pies will they need if 25 people participate and they eat 7/8 of a pie
1 answer
asked by
lee
382 views
a 5-kilowatt source powers a motor that is lifting a 30 kg mass straight up. how far will the mass move in 6 seconds
1 answer
asked by
Jared
308 views
The four tires of an automobile are inflated to
a gauge pressure of 1.7 × 10 5 Pa. Each tire has an area of 0.023 m2 in contact
1 answer
asked by
Joey
539 views
A ball dropped 16 feet. The height of each bounce of the ball is 8 feet, 4 feet, 2 feet and so on. How high will the sixth
1 answer
asked by
lee
1,014 views
a pile of fifty $1, $5 and $10 bills is worth $237. The number of $5 bills is twice as many as $10 bills.How many
$1 bills in the
1 answer
asked by
Anonymous
808 views
Ben and Ken live in homes that are 10 miles apart. Both left their respective home at 10:00 am to visit the other person. If
3 answers
asked by
Anonymous
870 views
Charles mixed pineapple juice and orange juice to make a fruit punch. He made a total of 5 1/2 cups of the mixture and used 2
1 answer
asked by
alyssa
533 views
Proving identities: tell wether or not f(x)=sin x is an identity (Does it simplify to Sin x) ? Please help
(sin^3x)(1+cot^2x)
1 answer
asked by
Oscar
358 views
A plane travels from California to New York. The plane travels about 5000 km in 5 hours. What is the plane's velocity? (Give
3 answers
asked by
NEED HELP
908 views
A pumpkin with a mass of 3.0 kg is launched from a catapult at an initial height of 3.5 m off the ground, with an initial speed
1 answer
asked by
Anonymous
673 views
PHIL'S WIFE ROWENA, IS DECORATING A PORTION OF THE KITCHEN WALL BEHIND THE STOVE IN A MOSAIC MADE UP OF EQUAL NUMBERS OF
1 answer
asked by
pinky
443 views
A granite sample has a density of 2.76 g/cm3. What is the mass of a granite block that measures 3.25 cm x 5.50 cm x 7.00 cm?
4 answers
asked by
farrah
1,372 views
what is the input and output rule to
4 33 5 36 11 54 16 69
1 answer
asked by
Miko
469 views
I am doing a research on diamonds and need help. I am having trouble finding a source that answers my questions besides
9 answers
asked by
Delilah
493 views
Ben and Ken live in homes that are 10 miles apart. Both left their respective home at 10:00 am to visit the other person. If Ben
2 answers
asked by
Anonymous
564 views
Adam drew two same size rectangles and divided them into equal parts. He shaded 1/3 of one rectangle and 1/4 of other rectangle.
7 answers
asked by
Anonymous
3,717 views
13 cents for A 12 cents for B. total protein greater than twelve grams. Total fat less than eight grams. Total grams less than
1 answer
asked by
Jerome
432 views
Name the vertices of a square whose angles are f,g,a,l
1 answer
asked by
Ron
392 views
HW DOES SEDIMENTARY ROCK FORMED
1 answer
asked by
BOB
395 views
HOW DOES THE FORMATION OF SEDIMENTARYROCK IN THE OCEAN CONTRBUTE TO TH FORMATION OF OIL
1 answer
asked by
BOB
885 views
Which of the following os a true statement about the periodic table?
A. periods form horizonal rows;groups form vertical columns
4 answers
asked by
jill
1,428 views
Cristina has 16 square feet of material to make a rectangular quilt. She wants the quilt to have the least possible(minimum)
4 answers
asked by
sean
605 views
Design an algorithm that accepts two values, the hourly rate and the number of hours worked by an employee. If the number of
5 answers
asked by
Anonymous
1,698 views
-A clock is divided equally into 60 units. Each unit forms an angle of 6^0.The hour hand moves 1 of these units for every 12
2 answers
asked by
Mike
553 views
Find the derivative of m(x)=1/(x+1) by using the definition of the derivative.
1 answer
asked by
Becky
442 views
what is algebraic fractions and how do you do them?
1 answer
asked by
dom
404 views
The new playground at Middledale school will be enclosed by a fence. The playground will be rectangular and will have an area of
7 answers
asked by
sean
1,360 views
the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is
4 answers
asked by
tania sharmin
2,791 views
Complete and Balance the following equation using the half-reaction method;
(MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)
2 answers
asked by
Kelli
618 views
If the regular price is $
12.00 and the discount is 25% what is the sale price?
3 answers
asked by
liandria
345 views
Complete and Balance the following equation using the half-reaction method;
(MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)
2 answers
asked by
Kelli
856 views
what it means inference
2 answers
asked by
julie
562 views
How many CH4 molecules are contained in a 50gram sample of CH4 gas?
2 answers
asked by
Claire
558 views
the standard free energies of formation of SO2(g) and SO3(g) are -300.4 and -370.4kJ mol-1 respectively. Calculate the value of
4 answers
asked by
harry
950 views
A mass m = 88.0 kg slides on a frictionless track that has a drop, followed by a loop-the-loop with radius R = 15.8 m and
2 answers
asked by
peter
653 views
Ken and Ben were both saving money to buy a TV. Ken was $255 short of the amount needed and Ben was $315 short of the amount
2 answers
asked by
Anonymous
612 views
What is 2.49 divided by 89?(BTW im not cheating im just having trouble checking my answers
1 answer
asked by
Becca
422 views
Actual lengths of pregnancy terms are nearly normally distributed about a mean pregnancy length (of about 38-39 weeks) with a
1 answer
asked by
Daniel
843 views
What is the percent of fresh water and salt water?
1 answer
asked by
Jessica
322 views
list the following substances in order of increasing molar entropy at 25'c.
H2O(l), H2O(g), H2O(s), C(s), Ar (g) Explain your
2 answers
asked by
harry
648 views
a gas sample heated in a cylinder uses 650kJ of heat. a piston that compresses this gas does 800kJ of work. What is the change
1 answer
asked by
harry
516 views
What is the base of a parallelogram if the height is 18.6 inches and the area is 279 square inches
1 answer
asked by
kylie
447 views
Determine the equation of a line that passes through (2,2) and is parallel to the line tangent to y=3x^3-2x at (-1,5)?
4 answers
asked by
Sarah
855 views
enthalpy change^H is +23kJ mol-1 of phosphine (PH3) for the reaction
2P(s)red+3H2(g)---->2PH3(g) a) Calc. entropy change for this
1 answer
asked by
harry
1,125 views
(25 + 5) • 3 √4 =
2 answers
asked by
noahc
696 views
What was a key factor contributing to the Whig victory in the presidential election of 1840?
A.the endorsement of the Whigs by
4 answers
asked by
Cassie
649 views
Cos[x + (7 Pi)/4] + Cos[x - (7 Pi)/4] = 1
1 answer
asked by
Joe
400 views
1. Polly the Parrot had (come, came) with me.
come
1 answer
asked by
Hayden
349 views
6÷2+3•9
_________ √100
1 answer
asked by
noahc
277 views
Which units would you use to measure the area of a rectangle with L=1m and W=34 cm? Explain
3 answers
asked by
Jade
377 views
(100-7•2+3)÷10 =
5 answers
asked by
noahc
328 views
Today I chose a book called The Story of Davy Crockett
Which punctuation mark is needed in sentence? . ? ! none Period
1 answer
asked by
Hayden
385 views
Suppose that the gravitational acceleration on a certain planet is only 3.1 m/s2. A space explorer standing on this planet
4 answers
asked by
Jordan
823 views
Wyatt and Allyson were asked to solve a percent problem using the numbers 13 and 38. Wyatt found 13% of 38 and Allyson found 38%
3 answers
asked by
Betsy
414 views
consider y=-2+5cos(20x-5pie)
the period is? the frequency is? the vertical shift is? the horizontal shift is?
3 answers
asked by
Argelia
831 views
solve for all values in [0,2pie)
2sin^2x-1=0
1 answer
asked by
Argelia
343 views
A quantity of monatomic ideal gas expands adiabatically from a volume of 2.0 liters to 6.0 liters. If the initial pressure is
4 answers
asked by
Alex
3,411 views
A car is moving at a rate of 55 mph and the diameter of its wheels is 2 feet.
A) Find the number of revolutions per minute the
3 answers
asked by
David
2,905 views
1. the energy for the wateer cycle come from the sun
true 2. the temperature at which water vapor condenses to liquid form is
2 answers
asked by
unknown.gonegirl
637 views
Suppose you have a solution containing both an iron ii salt and an iron iii salt. how would you proceed to identify both Fe 2+
2 answers
asked by
Ash
762 views
Marshal sleeps 8 hours each day how many hours does Marshal sleep in one week
4 answers
asked by
JJ
374 views
A string requires a 191.0 N force in order to break. A 1.75 kg mass is tied to this string and whirled in a vertical circle with
1 answer
asked by
Eve
1,157 views
A student has a weight of 650 N. While riding on a roller-coaster this same student has an apparent weight of 1.97 x 103 N at
5 answers
asked by
Eve
5,141 views
A 2.5 kg object is whirled in a vertical circle whose radius is 0.89 m. If the time of one revolution is 0.94 s, the magnitude
1 answer
asked by
Eve
830 views
A car with a wheel of radius 14 inches is moving with a speed of 55 mph. Find the angular speed of the automobile to the nearest
5 answers
asked by
Joe Smith
2,658 views
could someone please proofread my essay and give me any feed back on any changes that needs to be made.
I am Sally Goodin,
1 answer
asked by
sally goodin
414 views
The area of a triangle is equal to 1/2 the hight times the base. A triangle has a height of 10 and a base of 20. If the height
1 answer
asked by
Alex
524 views
Hannah's teacher brought in a bucket containing 72 blocks. The blocks are red, yellow or blue. Hannah wants to figure out the
2 answers
asked by
Leo
919 views
How many distinct numbers greater and equal to 100 and smaller than 3000 can be formed using digits 0,1,2,3,4, without
1 answer
asked by
Anna
492 views
(100-7•2+3)÷10
4 answers
asked by
noahc
426 views
how could you reword these research hypoteses to null hypoteses?
a) smoking during pregnancy increse the risk of a child being
1 answer
asked by
layla
407 views
A taxi company charged $4.40 for a 2 mile trip. It charges certain amount for each 1/5 mile traveled. It charges twice as much
2 answers
asked by
James
559 views
Grater than 41 less than 52
1 answer
asked by
javie
271 views
"One leg of a right triangle is 50.A line parallel to the other leg and at a distance of 20 from that leg cuts off a right
1 answer
asked by
Justin
705 views
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