Wednesday
October 1, 2014

Posts by alex


Total # Posts: 2,608

6th grade math
Hi.. i'm a little confused on using proprtion equations to solve percent problem. can you check the following? Is there a different way to solve? equation: is(part)/of(whatnumber)= %/100 1. What is 94% of 43? x/43 = 94/100 100x = 43*94 (cross multiply) 100x = 4042 x = 4042...
October 8, 2013

Math help
Eric and Mark went to a ball game and visited the concession stand. They each got a hot dog, and mark got a large soda and a bag of peanuts. Eric had a coupon for 3$ off the cost. Mark Paid for the rest, which came to 11.50. Peanuts cost 4$, and a hotdog costs 3.50. What is ...
October 7, 2013

Linear Equation
is it 2?
October 6, 2013

Linear Equation
solve for x -6x+12=-13x+10 x= -2 x= -2/7 x= -2/19 x= 2/7 I have no I idea how to answer this question. Can you give me an explanation with the answer? Thank you
October 6, 2013

6th Grade Math
Thanks!!!
October 5, 2013

6th Grade Math
Thanks again!! Last question, promise (at least for today :-).. Forgot to include this one: A 3lb pork loin can be cut into 10 pork chops of equal weight. How many ounces in each pork chop? 1 lb = 16oz (unit ratio 16oz/1lb) 3lbs x 16oz/1lb = 48 oz = 48oz/10 pork chops = 4.8oz/...
October 5, 2013

6th Grade Math
Thanks! Can you also check these? 1. Convert 18ft to yards 3ft = 1yd (unit ratio 1yd/3ft) 18ft x 1yd/3ft = 18/3 yd = 6 yds 2. Convert 2lb to ounces 1 lb = 16 oz (unit ratio 16oz/1lb) 2 lb x 16oz/1 lb = 32 oz. 3. Convert 2miles to feet 1 mi = 5280 ft (unit ratio 5280ft/1mi) = ...
October 5, 2013

6th Grade Math
Can you check my answers please? 1. Convert 2 and 3/4 qts to pints. 1 qt = 2 pints (unit ratio = 2/1) 2 and 3/4 x 2/1 = 9/4 x 2/1 = 22/4 = 5 and 1/2 pints 2. A 40-foot power boat is for sale. How long is the boat to the nearest yard? 1 ft = 3yds (unit ratio = 1/3) 40 x 1/3 = ...
October 5, 2013

Biography
How do I start my biography? I am writing about my sister, but I don't know how to start.
October 5, 2013

Calculus
Thanks a lot Steve!
October 3, 2013

Calculus
Use the linear approximation (1+x)^k\approx 1+kx to find an approximation for the function f(x) for values of x near zero. I need help for (3+3x)^(1/3). Please help me!
October 3, 2013

6th grade grammar
Thanks again Ms. Sue!! (sorry about answer typo in #20 - 2nd phrase isn't in the sentence)
October 1, 2013

6th grade grammar
Thanks Ms. Sue!! You mentioned that there was another phrase for #2 (We were looking for the documents that were hidden under the generator.). But, I don't see it. Also, can you check these 2? 18. I kicked out the vent and we jumped from the shaft into a dumpster filled ...
October 1, 2013

6th grade grammar
I'm getting confused on finding prepositional phrases. Can you check my homework, please? Directions: Put a 'P' above the preposition. Circle object of preposition. Put a 'M' above any modifiers. Put () around prepositional phrase. 1. After we cut the fence...
October 1, 2013

physics
Kim is in a boat traveling 3.8 m/s straight across a river 240 m wide. The river is flowing at 1.6 m/s. What is Kim's resultant velocity?
October 1, 2013

physics
A driver in a car traveling at a speed of 70 km/h sees a cat 129 m away on the road. How long will it take for the car to accelerate uniformly to a stop in exactly 125 m? answer in units of s
September 30, 2013

physics
A driver in a car traveling at a speed of 70 km/h sees a cat 129 m away on the road. How long will it take for the car to accelerate uniformly to a stop in exactly 125 m? answer in units of s
September 30, 2013

Dice Probability
What is the probability of rolling two number cubes and having the first cube land on 2 and the second cube land on 3? I got 2/6 * 3/6 = 6/36 which becomes 1/6 1/6 probability is my answer correct?
September 30, 2013

Card Probability
When drawing a card from a deck, the P(face card and red) is:
September 30, 2013

Probability With Cards
When drawing a card from a deck, the P(king and hearts) is:
September 30, 2013

Math Probabilities
P(A or B) = P(A) + P(B) − P(A and B) when 1. A and B are mutually exclusive 2. A and B are complements 3. A and B occur together 4. A and B are dependent I am pretty confused on this one help will be great :)
September 29, 2013

Math
There are 45 candies in a bowl, 20 red and 25 yellow. If two are taken from the bowl, what is the probability they will be two red candies? here is what I have but I need help with the rest or even knowing if I am right. 20/45 25/43 25 * 20 = 500 45 * 43 = 1935 0.25839 is decimal
September 29, 2013

Probability Math
Event A has probability of 0.2 and event B has probability of 0.3. If they are independent, what is the probability that both of them happen? I can't remember how to do this one.
September 29, 2013

Math
A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Three cards are pulled in order from this deck of 52 playing cards. What is the probability that the cards ...
September 29, 2013

Math Probabilities
A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Two cards are pulled in order from this deck of 52 playing cards. What is the probability that the cards will...
September 29, 2013

Probability Math
The probability of a red candy being selected from a bowl is 0.2, and the probability of a pink frosted animal cookie being taken out of a different bowl is 0.4. What is the probability of getting both a red candy and a pink cookie?
September 27, 2013

Math
A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Two cards are drawn from the deck and replaced each time back into the deck. What is the probability of ...
September 27, 2013

Reading Help
Ya girl,shake that booty
September 26, 2013

Reading Help
Ok I get it now thank you Ms. Sue
September 26, 2013

Reading Help
Think about the rites of passage that individuals confront in the following literature The bass, the river, and Shelia Mant by W.D Wetherell Oranges by gary Soto I have no idea what im supposed to do here. Please help me.
September 26, 2013

Reading Help
In hanging fire the recurring line "and momma's in the bedroom with the door closed" creates a feeling of Confidence Connection Isolation Poverty Is it Isolation?
September 26, 2013

Reading The Scarlet Ibis help
Ok I Read the story Is it the Narrator?
September 26, 2013

Reading The Scarlet Ibis help
The only character who believed in doodle throughout the story of the Scarlet Ibis was Daddy Mama Aunt Nicey The narrator Is it Aunt Nicey?
September 26, 2013

physics
what is the magnitude of the average acceleration of a skier who starting from rest, reaches a speed of 8.0 m/s when going down a slope for 5.0 sec? how far does the skier travel in this time?
September 26, 2013

Geometry
Just remember to take the area of the bottom of the cylinder and then multiply it by the height of the cylinder. This is the formula for the volume of the cylinder: V=π(r^2)h Just substitute the info given into this equation. r= 1.2 cm h= 5.3 cm so V= π(1.2^2)(5.3) ...
September 24, 2013

expression help
which is the sum or difference is equivalent to the following expression 3x-2/9 *fraction*
September 24, 2013

Property help
Its accociative property of multiplication
September 24, 2013

Property help
what property is this? (3z)xy=3(zx)y is it a communative property of addition? if not what is it? thank you
September 24, 2013

Expression
(4/7)^3 *fraction* I have never done this kind of expression before. Answer 343/64 21,952 407 64/343 Is it A?
September 24, 2013

Expression Help
Thank you
September 24, 2013

Expression Help
is it C?
September 24, 2013

Expression Help
so it is C or D
September 24, 2013

Expression Help
a negative
September 24, 2013

Expression Help
Can you help me Ms. Sue?
September 24, 2013

Expression Help
simplify the following expression 1/4 *fraction* (24-16x) Answers 6+4x 6+4 6-4x 6-4 Is it A?
September 24, 2013

Art
if you have any comic books you can write an outline of the bear.
September 24, 2013

Expressions help
THANK YOU MS SUE!
September 24, 2013

Expressions help
please help I have been stuck on this question for the longest
September 24, 2013

Expressions help
I have no idea on how to do this equation please help me. What is the simplified form of the following expression 2x^2y+3x^2+4y+3x^2y+2y possible answers 1.)5x^4y^2+3x^2 2.)8x^2y+6y^2 3.)5x^2y+3x^2+6y 4.)14x^2y Is it 3?
September 24, 2013

Property help
Which property is illustrated by the following statement (3z)xy=3(zx)y Associative property of multiplication Communative property of Multiplication Inverse property of multiplication Communative of Addition My answer is commnative property of addition am I right?
September 23, 2013

Algebraic Expressions
so 7 --- 3+z
September 23, 2013

Algebraic Expressions
ic expression for the following word phrase product of 7 and the sum of 3 and z is it 3+7 ---- 7 please help Thank you
September 23, 2013

Writing: sportscast
For writing, I have to write about a football sportscast. How should I start it?
September 17, 2013

Writing
There a strong winds which are rocking the boat and there are some water leaking in on both sides.
September 11, 2013

Writing
I am doing an intro paragraph of being on a pedal boat at a bay. My writing teacher said we had to make our stories interesting and make people want to read it and be fascinated with it. So, I started with: "Ahhh!!! We're going to sink," said Elana. For my second...
September 11, 2013

Health
Jill sleeps 8 hours each night. Spends 80% working on communicating & 60% of time listening. How many hours a day does she spend listening?
September 11, 2013

6th grade math
Just wondering if you could check my answer to this question. Tell whether problem can be solved by using GCF or LCM. Then solve. Sean has 8inch pieces of toy train track and Ruth has 18 inch pieces of train track. How many of each piece would each child need to build tracks ...
September 9, 2013

math
write an integer for each solution a salary increase of $250
September 9, 2013

math
Liz is a student in Ms. Xu's class. Liz says to her classmates, "Of all the pairs of students Ms. Xu can choose as class leaders, I am included in one-tenth of those pairs." How many students are in Ms. Xu's class?
September 8, 2013

Science
what the difference between the structures of simple and complex
September 8, 2013

Writing
is great
September 7, 2013

math
write each expression using exponents ? 1)10.10.10 2)6 3)4.4.4.6.6
September 7, 2013

6th grade math
It was a little confusing to know which one to use. Is there a method for knowing the difference - like looking for keywords 'greatest' or 'smallest'?
September 4, 2013

6th grade math
Can you check the following problems? Tell if the problem can be solved by using GCF or LCM and then solve. 1. Joanne is campaigning for class president and plans to distribute 20 flyers and 16 buttons. She wants each classroom to receive an identical set of campaign materials...
September 4, 2013

biology
You need a 5 microgram glucose/ml aqueous solution, but the lab balance is accurate to only 0.01g (ie., it displays 2 digits to the right of the decimal point) Describe 2 methods by which you could accurately prepare this solution using the lab balance. I don't know what ...
September 4, 2013

order of operations
Find the value of the expression below for r=4 and t=2 t^3-r+20 divided by r 9 72 6* I chose this one 40
September 4, 2013

Inverse/Direct Variation
Is this an example of inverse variation, direct variation, or neither? Because, on average, Linda makes 60% of the free throws she shoots in a basketball game, the number of points she scores on free throws depends on the number of shots she gets.
September 1, 2013

Chemistry
the mass of cylinder one is 1.35 times the mass of cylinder two, and the volume of cylinder one is 0.792 times the volume of cylinder two. If the density of cylinder one is 2.70 g/cm3 what is the density of cylinder two? THIS QUESTION HAS ME GOING CRAZY!!
September 1, 2013

physics
A speeder traveling at a constant speed of 125km/h races past a billboard. A patrol car pursues from rest with constant acceleration of (8.0km/h)/s until it reaches its maximum speed of 190km/h, which it maintains until it catches up with the speeder. (a) How long does it take...
August 27, 2013

Math
How many thousands of square kilometers of area does Canada have?
August 27, 2013

biology- photosynthesis
also should i include this: During the summer when plant life thrives the concentration drops, this is because the plants are "breathing" in the CO2, each fall as the vegetation dies off and decomposes some, (not all) of the sequestered CO2 is released back into the ...
August 6, 2013

biology- photosynthesis
There is a distinct oscillation of CO2 during each year as CO2 is added to the atmosphere each winter or removed from the atmosphere each summer. Explain what specific cellular processes lead to these changes in CO2 level. You must explain what causes CO2 to be released to the...
August 6, 2013

chemistry
A scientist makes 300.0 mL of an acetate buffer using [CH3COOH]o=[NaCH3COO]o= 0.075 M. How many mL of 5.0 M NaOH can be added before its buffering capacity is exhausted?
August 5, 2013

biology multiple choice
I am preparing my self for a biology exam and i am going through past papers. Unfortunately they do not supply us with the answers, which in one way is good.(since you have to actually work for your answers) All I am asking of you people is that you run over my answers and see...
August 1, 2013

World History
Thanks!
July 31, 2013

World History
Under what circumstances does it appear that paleolithic humans first used boats?
July 31, 2013

Stats
84.13 - power
July 29, 2013

Finance
I can't seem to figure this problem out: You make $4,800 annual deposits into a retirement account that pays 10.5 percent interest compounded monthly. Required: How large will your account balance be in 30 years? I feel like I'm really close, though. Here is where I&#...
July 29, 2013

Physics
Carol drops a stone into a mineshaft 122.5m deep. Calculate the time from when she hears it hit the bottom of the shaft. Assume the speed of sound in the air 343 m/s.
July 8, 2013

english
Choose the answer that displays the correct spelling of the plural form of the words in parentheses. Ancient (Roman) used (goose) as (guard) to warn of (enemy) approaching the camp.
July 5, 2013

Physics
An aircraft starts from rest and accelerates at 42.5m/s^2 until it takes off at the end of the runway. How long will it take the aircraft to travel down the 2.6km runway? Answer is 11 seconds
July 3, 2013

Physics
How far will a car travel if it starts from rest and experiences an acceleration of magnitude 3.75m/2^2 forward for 5.65 s? Answer is 59.9m
July 3, 2013

Physics
How far will a car travel if it starts from rest and experiences an acceleration of magnitude 3.75m/2^2 forward for 5.65 s? Answer is 59.9m
July 3, 2013

Physics
How far will a humanoid robot travel in 3.0 s, accelerating at 1.0cm/s^2(forward) if its initial velocity is 5.0cm/s(forward) answer is 20cm (forward)
July 3, 2013

math
Each game wheel is divided into equal sections. The spinners on the game wheels are each spun once and the number each spinner lands on is recorded. What is the probability that both numbers are odd numbers?
July 3, 2013

Math
John has a box that contains one red ball and one blue ball. Every minute he reaches into the box and randomly takes out a ball from it (without looking). No matter which ball he took out, he puts it back together with another ball of the same color. Thus, after n minutes, the...
July 1, 2013

Physics
A q = +3.00 mC test charge is placed inside a constant uniform electric field created in a parallel plate capacitor connected to a battery of unknown voltage.   The capacitor is made of two parallel plates each with area equal to 0.250 m2 separated by a distance of 0....
June 20, 2013

Physics
A capacitor is constructed from two conducting with a plate separation of d. The voltage between the plates is 31.2 volts and the electric field between the two plates is measured to be E = 2805 V/m. What is the minimum amount of force needed to push an electron from the ...
June 20, 2013

Physics
A charge q=+5.11 mC (millicoulombs) has a mass of 0.00456 kg and is accelerated by two rings connected to a voltage source of 1378 volts. What is the velocity of the charge when it passes through the second ring?
June 20, 2013

statistics
the mean of sat scores of a specific month is1000 with a standard deviation of 100. find the 90 percentiles . assume that the sat score is normal distributed
June 18, 2013

math
When the Senior class decided to order T-shirts, they were quoted a price of $7.50 per shirt plus a setup fee. The total cost for 300 shirts was $2,450. Write an equation in the form y = mx + b that represents the cost, y, for x shirts.
June 18, 2013

math
Eden finances a purchase of $611.03 by making monthly payments of $26.17 for 2 1/2 years. What annual interest rate, compounded monthly, is she being charged?
June 10, 2013

Math
how do i put 1/2, 2/3, 1/4, and 1/3 in order from least to greatest
June 2, 2013

coefficients
Name the coefficients in the polynomial 4x^2+3x-3
May 26, 2013

Polymonimals!
(m^2-m-4)+(m-5) m^2-2m+9 m^2+2m-9 m^2-2m-9* my answer m^2-9
May 26, 2013

grammar
In the following sentence identify the function of the infinitive (phrase). Is it too expensive to travel to Europe?
May 21, 2013

biology urgent
Glucose is transported into a cell through a process of co-transport, where it is moved against its concentration gradient through a membrane channel. Moving any molecule against its concentration gradient requires energy, but these glucose channels do not require ATP or any ...
May 21, 2013

science
how i s fishing line measured
May 20, 2013

english
16. Which one of the following sentences includes an error in subject-verb agreement? A. Either June or her children are going to the movie tonight. B. Laverne, who's married, and Shirley, who's single, both walk their dogs. C. Neither Hannibal nor her pups is in the ...
May 15, 2013

english
15. Which one of the following is a run-on sentence? A. Jerry told me he likes June, but Hank likes Julie better. B. I would talk to Frank if I knew him, but people don't ever talk to him. C. I'm not a fan of wrestling, but Leslie is. D. I think Frank might be too ...
May 15, 2013

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