Sunday

April 20, 2014

April 20, 2014

Total # Posts: 68,218

**statistics**

In a random sample of 100 customers, 62 returned with a month. For a 95% confidence interval on the proportion of customers who return for an oil change, the lower limit is:

**physics**

Ricky, the 5.8 kg snowboarding raccoon, is on his snowboard atop a frictionless ice-covered quarter-pipe with radius 9 meters. If he starts from rest at the top of the quarter-pipe, what is his speed at the bottom of the quarter-pipe? Use SI units in your answer. v_{Ricky} =

**physics**

A bartender slides a glass mug with a mass of 520 g along the top of a level bar. The coefficient of kinetic friction between the glass and the bar is 0.09. When the glass leaves the bartender's hand, it is moving, it is moving at a speed of 3.9 m/s. How far does the glas...

**chem**

How would you prepare 100 mL of a 0.01N sulfuric acid solution?

**English**

Were these right?

**physics**

Two forces, 1 = (3.85 − 2.85) N and 2 = (2.95 − 3.65) N, act on a particle of mass 2.10 kg that is initially at rest at coordinates (−2.30 m, −3.60 m). (a) What are the components of the particle's velocity at t = 11.8 s? = m/s (b) In what direction...

**English**

The poem “The Negro Speaks of Rivers” was written from what experience? a. Hughes’ move to New York. c. Hughes read about the experiences of slaves. b. A trip he made to a famous river. d. A trip he made to live with his father in Mexico City for a year.

**Math**

Adrian jogs 3/4 mile each morning. How many days will it take him to jog 3 miles?

**Anatomy and Physiology**

What causes the bicuspid valve to open and begin filling the left ventricle of the heart with blood? A. Left ventricular contraction B. Blood returning from the pulmonary vein C. Contraction of the right ventricle D. Deoxygenated blood returning from the upper body I got A

**Anatomy and Physiology**

A woman who recently came home from a tropical vacation now has abdominal pain and diarrhea. Her blood test results show an elevated eosinophil level. Which organism is most likely the cause of her illness? A. Bacteria B. Virus C. Fungus D. Parasite I got D

**Algebra 1 Answer Check (Reiny)**

Thank you.

**Algebra 1 Answer Check (Reiny)**

Factor each trinomial. 1. x^2 + 6x + 5 A: (x + 1)(x +5) 2. x^2 - 7x - 12 A: (x - 3)(x - 4) Solve each system by substitution. 3. 2x - y = 1; x - y = -2 A: (3, 5)

**Probability**

answer to 4) is (n-2)*(b^3+r^3+w^3)

**Probability**

Happy people on a blue team isn't b^2*(n*b-2), it is b^2*((n-2)*b). Regards.

**Probability**

what is c??

**travel**

a train travel 70 feet in 1/10 seconds at the same speed how many feet will it travel in 3 /12 seconds?

**Asking For Your Opinion:**

Well, there is the option of Spanish, but I personally don't like how the language sounds and its mechanics. But yes, Spanish would be more useful than French in the U.S.

**Asking For Your Opinion:**

Would French 1 be a good course to take in 9th grade?

**Algebra**

s

**Math **

Find the first four terms of the sequence represented by the expression. 3n + 5 A.5,8,11,14 B.8,11,14,17 C.3,6,9,12 D.0,8,11,14

**math**

11. A Certification Exam containing 20 true and false questions. If a student guesses at the answer to each question, what is the probability that she/he will get exactly 14 correct?

**Algebra Question**

When I'm factoring ax^2 + bx + c, is it fine to switch signs in the factoring answer? For example: Can (2x - 5)(3x + 5) become (2x + 5)(3x - 5)?

**English**

The old stone bridge across Rugen Bay is one of my favorite places to play. I toss pebbles for Mom, and a pebble for Dad, And a rock for horses and chickens we had. I watch as each of the stones makes rings like songs that each of memories sings. For my wife-for my dear and pr...

**English**

Season of mists and mellow fruitfulness! Close bosom-friend of the maturing sun; Conspiring with him how to load and bless With fruit the vines that round the hatch-eaves run; to bend with apples the moss'd cottage-trees, And fill all fruit with ripeness to the core; To sw...

**advanced algebra**

jiskha. com/display.cgi?id=1296190762

**advanced algebra**

mark has a certain number of dimes in his pocket. If the dimes were pennies, he would have $1.08 less than he has now. how many dimes does he have in his pocket?

**math**

Isaac made a mistake in his checkbook. He wrote a check for $8.98 to rent a video game but mistakenly recorded it in his checkbook as an $8.98 deposit. Represent each transaction with a rational number, and explain the difference between the transactions.

**Help me with this math ms sue.**

A B B C A C C A A C C C

**grammar**

what is a special noun

**math**

HELP heres a math problem ; give me a formula for it please;;; a carpenter has several boards of equal length. he cuts 3/5 of each board.after cutting the boards , he notices that he has enough pieces left over to make up the same length as 4 of the origional boards. how many ...

**research**

asked to research a famous or recent case of an offender (serial murder, murder, sex offender, etc.) and complete an assessment and develop a plan of action for treatment. So I assuming that I need to develop a plan for his mental disorder

**research**

I need to conduct an assessment and develop a plan of action for treatment on a famous serial murder or murder. I was thinking of Charles Manson. I am not sure where to start

**english**

The bee is not afraid of me, I know the butterfly; the pretty people in the woods Receive me cordially. The brooks laugh louder when I come, The breezes madder play. Wherefore, mine eyes, thy silver mists? Wherefore, O summer's day? 1. what makes this poem a lyric? a. It t...

**English**

We met by yonder cherry tree. I glanced at her she winked at me. I offered her a slice of pie. How could I know our love would die? After a bite, her watery eyes Gazed at me; she gave a cry And gagged; she turned and ran away. I have not seen her since that day. You see I like...

**Which sentence is a commonplace assertion?**

Which sentence is a commonplace assertion? A. We all know that Texans are mad about football, and the players usually get the attention. B.Known as the Allen Eagles Escadrille (French for "squadron"), Allen's band is considered the largest in the country-high sch...

**math**

find the simple interest on $1200 at 8% for six months?

**chemistry**

An Ideal solution is formed by mixing 0.26 mol of pentane (vapor pressure + 511 torr) with 0.34 mol of hexane (vapor pressure = 150 torr). What is the total vapor pressure of the ideal solution?

**math**

find sale price of an item if it originally costs $16.95, is on sale for 22% off and sales tax is 6.5%?

**English**

What is the theme ? Come outdoors to view The truth of Flowers blooming Amid poverty A. Frogs dive into the sound of water, not water itself B. even in poverty, people can take comfort in the beauty of nature. C. Flowers are truthful and honest D. The poet dreams that he becom...

**Math**

Thanks

**Math**

What's 1 5 --------- + ---------- 3 6

**English**

What happens in this haiku? Sick on my journey, only my dreams will wander these desolate moors. A. The poet is ill and cannot hike across the moors B. the poet sees flowers and takes heart in their beauty C. The poet hikes across the moors and then becomes ill D. The poet dre...

**Cybersafety, Really Please Help Me! :(**

Both are correct.

**LA check answers? **

Midnight by Sara Holbrook When it’s Sunday and it’s midnight, the weekend put back in its chest, 5 the toys of recreation, party times and needed rest. When I lie in wait for Monday 10 to grab me by the ear, throw me at the shower, off to school and when I hear the ...

**Math**

x=4

**Math Help**

I have to do this question in several ways like any possible way to do it so I've found one mathematical way, I can't do it like a physics question cause it's math. a bike travels at a constant speed of 10km/h. a bus starts 175 km behind the bike and catches up to ...

**Math 2 questions**

Thank you very much madame. :-)

**Math 2 questions**

14. 540.

**Math 2 questions**

13. Trapezoid.

**Math 2 questions**

13. Name the quadrilateral with exactly one pair of parallel sides. kite parallelogram rhombus trapezoid 14. What is the sum of the interior angles for a pentagon? 900º 540º 720º 108º

**Language arts: check my answers**

Thank you very much madame. U 2 Writeacher. :)

**Language arts: check my answers**

so i believe the answer would be: B.

**Language arts: check my answers**

It is a firmly held belief or opinion.

**Language arts: check my answers**

@writeacher "Persistence" means: firm or obstinate continuance in a course of action in spite of difficulty or opposition. @Ms. Sue #5. is it C? cause i couldn't chose between the two. #6.idk about this one.

**Language arts: check my answers**

1. Another word for buoyed is tired. bothered. lifted.*** 2. If someone is illiterate, he is unable to walk on his own. see without glasses. read and write.*** operate a car. 3. Something that is nutritious is hard to find. good for you.*** bad for you. expensive. 4. When some...

**LA plz,plz help**

Thank you very much.

**LA plz,plz help**

A. I can't see it being anything other than that.

**LA plz,plz help**

oh. lol that mas a dumb mistake.

**LA plz,plz help**

would it be B? :)

**Plz help :(**

are they right???

**LA plz,plz help**

1. ? 2. apostrophe 3.D 4.C 5.B

**LA plz,plz help**

#2 would be answer A.

**LA plz,plz help**

Choose the type of punctuation that is missing from the following sentence. My best friends new dog won’t stop barking. apostrophe semicolon colon hyphen Choose the type of punctuation that is missing from the following sentence. At this store, youre invited to bring your...

**Math help, anyone?**

thank u.

**Math help, anyone?**

Scalene triangle: A triangle with no congruent sides Isosceles triangle: A triangle with at least two congruent sides Equilateral triangle: A triangle with three congruent sides

**Math help, anyone?**

Would it be #1 or #3?

**Math help, anyone?**

11. Name the triangles that are classified by sides. right, scalene, isosceles scalene, isosceles, equilateral acute, right, obtuse obtuse, isosceles, acute

**8th-g Science: Need help to check answer!!!**

I believe Q1 would be B.

**8th-g Science: Need help to check answer!!!**

I disagree with 3.

**pre cal**

What would be the difference quotient,f(x+h)-f(x)/h , for the given function? (f(x) = a, where x is the variable, h is the change in the variable, and a is a constant.)

**econ**

12.25

**econ**

5

**Media**

so could a media trope be gender identity, sexuality, violence, language

**Media**

What are media tropes in films

**math**

Mickey has 1/3 the number of books that Minnie does. If they had 1 less book between them, they would have 27 books. The question, of course, is how many books each has.

**SS**

I mean after WWII. One of my tests said that Jews believed God had given them the right to claim Israel, which I had no idea about.

**SS**

Did Jews believe that God had given them Israel, and thus felt that they had the right to claim the land?

**Math**

final retail price is (40*3.20*1.80)/(40*.8) = $7.20 so, what percent of that is $1?

**Math**

6/11

**math**

assuming simple interest, I = PRT Total amount = P + I So, what do you get?

**Math(check answer)**

A bag contains 9 green marbles and 11 white marbles. You select a marble at random. What are the odds in favor of picking a green marble? A. 9:20 B. 2:9 C. 11:9 D. 9:11 (I think its a.)

**Math**

How many ways can 3 students be chosen from a class of 16 to represent their class at a banquet? A. 3,360 B. 1,680 C. 1,120 D. 560

**Math**

The probability of a certain hockey player making a goal after hitting a slap shot is 1/5. How many successful slap shots would you expect her to make after 120 attempts? A.5 B.20 C.24 D.60

**Math**

A basket contains the following pieces of fruit: 3 apples, 2 oranges, 2 bananas, 2 pears, and 5 peaches. Jack picks a fruit at random and does not replace it. Then Bethany picks a fruit at random. What is the probability that Jack gets a peach and Bethany gets an orange? A. 10...

**Math**

A basket contains the following pieces of fruit: 3 apples, 2 oranges, 2 bananas, 2 pears, and 5 peaches. Jack picks a fruit at random and does not replace it. Then Bethany picks a fruit at random. What is the probability that Jack gets a peach and Bethany gets an orange? A. 10...

**Math**

How is this trinomial prime? 5x^2+x-2

**Math**

You have six $1 bills, eight $5 bills, two $10 bills, and four $20 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill. What is P($1,then $10)? A. 77/190 B. 3/100 C.3/95 D.2/5

**Math**

A bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. You choose a marble, replace it, and choose again. What is P(red,then blue)? A. 77/164 B.19/41 C.90/1681 D. 45/41

**Chemistry**

If 2.5 grams of citric acid (H3C6H5O7) reacts, how many grams of carbon dioxide will be generated?

**Chemistry**

If 2.5 grams of citric acid (H3C6H5O7) reacts, how many moles of carbon dioxide will be generated?

**Chemistry**

If 2.5 grams of citric acid (H3C6H5O7) reacts, how many moles of sodium bicarbonate will be consumed?

**Math(Check answer)**

Jennifer writes the letters M-O-N-T-A-N-A on cards and then places the cards in a hat. What are the odds in favor of picking a vowel? 3:7 4:7 3:4 4:3 I think its 3:7 And my other question is.. Jennifer writes the letters M-O-N-T-A-N-A on cards and then places the cards in a ha...

**trig**

city a is 300 miles directly north of city b assuming the earth to be a sphere of radius 4000 miles determine the difference in latitude of the two cities make answers accurate to the nearest second

**Physics**

A 0.80 10^3 kg Toyota collides into the rear end of a 2.6 1^03 kg Cadillac stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 5.0 m before stopping. The police officer, knowing that the coefficient of kinetic friction between tires a...

**verbs**

what are the verbs A Superblade was used at the 2 o'clock position, and the anterior chamber was entered

**Science**

Bacteria are classified according to three basic shapes. Name them and give the scientific. name for the shape. 1. Round pairs - Diplococcus 2. Rod shaped - Bacilli 3. ?? I need another one. Please help me.

**Math**

(SinT-1)/cosT

**Physics**

A spaceship with a mass of 4.60 10^4 kg is traveling at 6.30 10^3 m/s relative to a space station. What mass will the ship have after it fires its engines in order to reach a speed of 7.84 10^3 m/s? Assume an exhaust velocity of 4.86 10^3 m/s.

**help i have no idea!!!!!!**

Time (s) 0 1 2 3 4 5 7 8 9 10 Δ X (m/s) Position 0 3 7 12 17 24 22 17 14 14 1. Graph the table above (include title, label the independent (x) and dependent variable (y), use the proper scale) 2. Identify on your scale the positive acceleration and the negative accelerati...

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