Tuesday
March 28, 2017

Physics
A descent vehicle landing on the moon has a vertical velocity toward the surface of the moon of 34.1 m/s. At the same time, it has a horizontal velocity of 51.1 m/s. At what speed does the vehicle move along its descent path? 1.Answer in units of m/s. 2.At what angle with the ...
Wednesday, September 23, 2015 by Brandon

Computer/Math
In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade...
Tuesday, September 22, 2015 by Tosin

Intermediate Algebra (math)
(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and multiply it by the ...
Thursday, September 17, 2015 by Steph

Intermediate Algebra (math)
(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and multiply it by the ...
Thursday, September 17, 2015 by Steph

Multimedia
Not sure if you will get this right away.. but here is the question... Prompt the user for their name and then prompt the user for a number between 1 and 12. After getting the input, you will display the user’s name and then display the number with the appropriate month. (e....
Sunday, September 13, 2015 by Nikki

explain how to compare 8,563 and 8,699
Thursday, September 10, 2015 by debbie

mathematics
1} the first term of an AP is 2 and the common difference is 3.Find the sum of the first 11 terms. 2}The 2nd and 5th terms of a GP are -6 and 48 respectively.Find the sum of the first four terms
Thursday, September 10, 2015 by promise

-0.5167 is this number rational or irrational ? Thank you
Wednesday, September 9, 2015 by Holly

Algebra
Students get two grades for a test in an introductory psychology course: a letter grade, and a numerical equivalent (weighted value). So an A is worth 4 points, a B is worth 3 points, a C is worth 2 points, a D is worth 1 point, and an F is worth 0 points. The results for the ...
Wednesday, September 9, 2015 by Camry

What does 5*6 mean?
Tuesday, September 8, 2015 by Donna

Science
Hello, I just started my chem class today and I am totally stuck on this question: Hurriance Katrina had the 2nd lowest ever recorded barometric pressure at 0.920 mb. Convert this pressure to units of… a. atmospheres. b. Inches of Hg. I know i need to convert but I'm not ...
Wednesday, September 2, 2015 by Elizabeth

social and environmental issues that cause ill - health
Tuesday, September 1, 2015 by nokwanda

I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?
Monday, August 31, 2015 by Casey

Math: Mean, Median, Mode, Range & Finding the devi
What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6, What is the ...
Friday, August 21, 2015 by Aayla

What's elasticity?
Monday, August 17, 2015 by Sm

need help
There are 205 students in the middle school. If 41 students are girls in 8th grade, what percent of the middle school do the girls in 8th grade represent?
Tuesday, August 11, 2015 by Anonymous

Monday, August 10, 2015 by Clarissa

what can be a word problem that can be represented by the equation 1) 1/4 + 3/4=? 2- 7/8=?
Friday, July 31, 2015 by anonymous

English
Posted by rfvv on Monday, July 13, 2015 at 9:33am. Lesson Plan .... Standards Addressed: General Goal9s): Specific Objectives: ...... ===================== In a leson plan, what is 'Standards Addressed'?•English - Writeacher, Monday, July 13, 2015 at 9:42am Standards are ...
Tuesday, July 14, 2015 by rfvv

Chemistry
When naming a molecular compound, such as CO, would I write it as mono carbon monoxide or carbon monoxide? My textbook has the rule written as prefix+1st element prefix+2nd element, but I am not sure if the mono applies to the carbon or not.
Tuesday, July 7, 2015 by Jack

math in distress
There are 5 kids, the median age is 9. Two of the kids are 5. The range of all the kids are 7. What is the age of the 2nd to the oldest? 1. 5 2. 5 3. 9 4. 5. 12 (7+5) =12 I have went around in circles with this. Please help!!!
Wednesday, July 1, 2015 by toya5

Chemistry Subatomic particles
Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data Supporting Discovery...
Monday, June 29, 2015 by Joey

Maths
2,x,y are the first three terms of an arithmetic sequence.If the 2nd term is decreased by 1.The three terms will form a geometric sequence.calculate x and y and my working out is that if i said x-1
Tuesday, June 16, 2015 by Luhle qwabe

pre-calculus 11
I have f(x) + 1/ x-c this is the question and I am told for the function with a vertical asymptote at x=1 Mr. Reimy was kind enough to provide this information comparing it to y = 1/x for the first interpretation the graph of y = 1/x would simply be translated vertically by c ...
Wednesday, June 10, 2015 by george

precalculus
If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade" relate to and how far...
Saturday, June 6, 2015 by Lois

What is he price of a hamburger and cheeseburger at this restaurant h+3c=\$9.00 2h+c=\$5.50
Wednesday, June 3, 2015 by Mythreyee

51 is 4 times the number of books, less 13
Wednesday, May 27, 2015 by Mythreyee

51 is 4 times of book is less 13
Wednesday, May 27, 2015 by Mythreyee

The sum of 6 and the product of 7 and a number is 75
Wednesday, May 27, 2015 by Mythreyee

Algebra
Is factoring equations a basic 9th grade skill?
Friday, May 22, 2015 by Peach

what is a common factor
Thursday, May 21, 2015 by seahawks

math
lilly made a 75 on her history test and an3 on her math test. the mean grade on the history test was 72 with a standard deviation of 5. the average grade on the math test was 81 with a standard deviation of 4. which test did lilly do better?
Thursday, May 21, 2015 by debbie

math
5 kids median age is 9. Two of the kids ages are 5. The range of all the kids is 7. What is the age of the 2nd to the oldest. Please help....! a. 5 b. 7 c. 9 d. 12 to figure it out, i tried this 1. 12 2. 11 3. 9 4. 5 5. 5
Friday, May 15, 2015 by tanisha

math
We throw 250 darts (one by one) at 1200 dart boards. Each dart strikes a board randomly. No dart's strike affects any other. What is the probability that two darts will strike the same board? I make it 1 in 1200, b/c the probability of the 1st dart striking a board is 1. The ...
Monday, May 11, 2015 by Jane

math
I have a question on my math that my teacher cant help me with because this one is for try it. Can you help me see if it is right?: It says: 12 . Wich is equal to 30 hundreths? A)3 thousandths B)3tenths C)3 tens D)3thousands I think the answer is B but, it really confuses me ...
Thursday, May 7, 2015 by nicole

Physics
I shot two arrows into the air the first arrow had a speed of 10 m/sec , 1 second later I shot the 2nd arrow into the air with a speed of 15 m/sec. Will they meet? If so, where?
Sunday, April 26, 2015 by Christian

Engineering Physics 1
I shot the first arrow Into the air with a speed of 10 m/sec , 1 second later I shot the 2nd arrow into the air with a speed of 15 m/sec. Will they meet? If so, where? how do i solve this?
Sunday, April 26, 2015 by Joshua

English
WORDS: Averse Detract Disdain Divulge Elation Endow Expulsion Mortified Nullified Ominous ------------- Some people are so (1)averse to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s right ...
Friday, April 24, 2015 by Sora

math
Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83 and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test?
Saturday, April 18, 2015 by Jay

Algebra (check my work?)
1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra...
Friday, April 17, 2015 by Ivy

connexus
Thursday, April 16, 2015 by Oscar

algebra
what is the first step when solving x/15=3/5? write a proportion using an unknown value x and the ratio 5:6 then solve it. in an orchestra, the ratio of trombones to violas is 1 to 3. a. there are 9 violas. write a proportion that gives the number t of trombones in the ...
Wednesday, April 15, 2015 by phan

why does little red riding hood go for a walk in the woods?
Tuesday, April 14, 2015 by jessica

(y2-3y)
Monday, April 13, 2015 by Sw

Math
Jeremy uses the linear function G=12h+50 to represent the grade, G (in points out of 100), that he can earn on an exam as a function of h, the number of hours he spends studying for the exam. 1.) Identify the slope and y-intercept of Jeremy's function and explain what they ...
Thursday, April 9, 2015 by Hailey

finance
You have a discount bond with a time to maturity of one year. The market price of this instrument is 97%. You want the model price to match it while you build you yield curve with ED futures; the contracts price as follows: 1st = 99, 2nd = 98, 4th =97. What is the price of the...
Saturday, April 4, 2015 by sasi

self
I have 10 letters. My 1st and 2nd letter means not. My 1st to 5th letter means below. My 6th to 10th letter is to stand. In all, I am when you know. What am I?
Thursday, April 2, 2015 by john

Math
Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 of the tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...
Thursday, March 26, 2015 by Bella

Maths lit
Wednesday, March 25, 2015 by Nokulunga

what is the standard form of 213
Wednesday, March 18, 2015 by Anonymous

Explain what a neutral field is.
Wednesday, March 4, 2015 by Zero

Use the scale 1/4 = 9 ft to represent a 27 ft square
Wednesday, March 4, 2015 by Raegan

Probability
Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p, where 0<p<1. Given that there were 4 Heads in the first 7 tosses, find the probability that the 2nd Heads occurred at the 4th toss. Give a numerical answer.
Tuesday, March 3, 2015 by Jonathan

In the choir, 1/2 of the members are boys and 1/2 are girls. If 1/4 of the boys are5th graders what fraction of the whole choir is 5th grade boys?
Thursday, February 26, 2015 by ary

what is a coefficient?
Wednesday, February 25, 2015 by emporerpenguin

social studies
I need help check my answers. the * stands for my answer on 1 and 2 I have to answers cause im not sure if the answer is wrong I will put the 2nd answer later. 1. which of the following best describes daily life in the south during the civil war? about the same as before the ...
Monday, February 23, 2015 by watguy!!!

"Why do most people live in the Western part of Columbia?" A - to enjoy the cooler climate of the mountains, B - to be closer with the boarder of Venezeula, C - to live along the Pacific coast, D - to benefit from the country's lush rainforests. I was trying to research ...
Friday, February 20, 2015 by Mikayla.

math
the 1st branch produced 1 orange. the 2nd branch produced 2 oranges, the 3rd branch produced 4 oranges, the 4th branch produced 8 oranges and the 5th branch produced 16 oranges. how many oranges will the 10th branch produce?
Tuesday, February 10, 2015 by beki dlamini

Vector Cross & Dot Product
Given vector a=(2,1,0)and vector b=(-1,0,3) and vector c=(4,-1,1), calculate the following triple scalar and triple vector products. 1. c x a dot b What I did: c x a = ((-1)(0)-(1)(1), (1)(2)-(4)(0), (-1)(2)-(4)(1) =(-1, 2, -6) (cxa) dot b =(-1,2,-6) dot (-1,0,3) =(-1)(-1)+(2...
Monday, February 9, 2015 by Annon

math
A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...
Friday, February 6, 2015 by Jayden

math
IF 121a^2b^2 + kab + 4b^2 is a perfect square trinomial, then the positive value of k must be ________. my work: 121a^2b^2 = 11ab 4b^2 = 2b Then 2nd term k is twice the product of 11ab & 2b , so the value of k must be: 44 am i right or wrong?
Friday, January 30, 2015 by GD

statistics
suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.
Friday, January 23, 2015 by kyle

math
suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.
Friday, January 23, 2015 by kyle

Math
Sarah was trying to figure out her grades for her math course. she only knew the grade of 4 of the tests she had taken, However the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...
Wednesday, January 21, 2015 by JWL

13 more than product of m and 5
Wednesday, January 21, 2015 by patty

1/15 =3/5m For my answer, I put m= 1/5 Is that correct?
Wednesday, January 14, 2015 by Tam

Math
there is two questions that I need help with: The variable x represents a real number between 10 and 20 inclusive.The variable Y represents a real number between .2 and 5,inclusive.What is the greatest possible integer value of the quotient x/y? 2nd question: A square with an ...
Wednesday, January 7, 2015 by sashaa

Civics
Lloyd enjoys deer hunting. He goes into local store to purchase a new gun. Which amendment to the Constitution ensures Lloyd's ability to purchase a new gun? 5th amendment 1st amendment 9th amendment 2nd amendment
Tuesday, January 6, 2015 by jeje

Civics
Lloyd enjoys deer hunting. He goes into local store to purchase a new gun. Which amendment to the Constitution ensures Lloyd's ability to purchase a new gun? 5th amendment 1st amendment 9th amendment 2nd amendment
Tuesday, January 6, 2015 by jeje

If there are 70 questions and you get an 80 how many did you miss
Thursday, December 18, 2014 by M

math
If Susan takes two tests and makes a makes a 54/100 on the first test and a 63/100 on the second test, and is given a third test and makes an 80/100(which can only count as 20% of her total grade for all three test, what is her final grade/score.
Thursday, December 18, 2014 by destiny scott

Can you check these problems? 1. 4x^2 + 3x - 4x +5 = 4x^2 - x + 5 2. m - n + m - n - n = 2m - 3n 3. (7x + 5 - 3y) - (-3x - 5 +4y) = 7x + 3x -3y + 4y + 0 = 10x - y = 0 4. m/8 - 9 = 5 m/8 = 5 + 9 m = 14/8 m = 7/4 = 1 3/4
Wednesday, December 17, 2014 by Alexis

division
9/72=8 56/7=8 49/6=8 36/9=4 64/8=8 6/24=4 5/25=5 3/15=5 Easy I'm in fifth grade and I know this 😜
Monday, December 15, 2014 by Jamie Fuler

what are the prime factorization of 88? I need help!
Sunday, December 14, 2014 by jamar

how do i round and divide whith decimals????????????????????????????????​????????????????????????????????????????​????????????????????????????????????????​?????????????????????????????????????
Thursday, December 4, 2014 by caitlyn

how do i simplify
Thursday, December 4, 2014 by caitlyn

What is the next number pattern below? 16,24,32,40,48
Tuesday, December 2, 2014 by Anonymous

mathematics
In an ap d sum of d 1st ten terms is 50 nd d fifth term is 3times the 2nd term.find the first nd d sum of d 1st 20 terms
Monday, December 1, 2014 by brown

math
the 3rd term of a geometric progression is nine times the 1st term.if the 2nd term is one-twenty fourth the 5th term.find the 4th term.(my solution so far).ar^2=9a r=sqr of 9 r=3.help me find the 1st term
Friday, November 28, 2014 by james

MLA style
If i have to write a 1500 word research paper on MLA style. Can the format be like this : 100 word Introduction 400 word 1st paragraph 400 word 2nd paragraph 400 word 3rd paragraph and finally 100 word Conclusion. Is this good enough. and I am gonna use 9 citations.
Wednesday, November 26, 2014 by HAQUE

physics
A hiker begins a trip by first walking 25.0 km southeast from her base camp. On the 2nd day, she walks 40.0 km in a direction 600 north of east, at which point she discovers a forest rangers tower. Find the magnitude and direction of displacement from base camp.
Thursday, November 6, 2014 by rah

algebra
|x| + 5 = 18 5 or -5 13 or -13*** |y + 4| < 1 -5 < y < -3 -3 < y < 5***? -4 < y < 1***? 1 < y < 4 |2t| - 5 = 7 t = 1 or -1 t = 6 or -6*** t = 10 or -10 t = 12 or -12 |a| -3/4 = -5/8 1/8 or -1/8 7/8 or -7/8 1 3/8 or -1 3/8 no solution Please help!? ...
Monday, October 27, 2014 by SkatingDJ

Wednesday, October 22, 2014 by jaccaria

Math
What is 2 more than 5?and 1 less than 8 plus 2? I am in grade one. Thank you.
Tuesday, October 21, 2014 by Soin

Math
If the first dice yields an even number, what is the probability that the sum of the two dices will be equal to 12? 1st Die P(even) = 3/6 = 0.50 P(6|even) = 1/3 = 0.333 2nd Die P(6) = 1/6 = .1667 So P(12) = 0.33*0.1667 ?
Monday, October 20, 2014 by Eric

Math
If the first dice yields an even number, what is the probability that the sum of the two dices will be equal to 12? 1st Die P(even) = 3/6 = 0.50 P(6|even) = 1/3 = 0.333 2nd Die P(6) = 1/6 = .1667 So P(12) = 0.33*0.1667 ?
Sunday, October 19, 2014 by Ashley

Probability
If the first dice yields an even number, what is the probability that the sum of the two dices will be equal to 12? 1st Die P(even) = 3/6 = 0.50 P(6|even) = 1/3 = 0.333 2nd Die P(6) = 1/6 = .1667 So P(12) = 0.5*0.33*0.1667 ?
Sunday, October 19, 2014 by Ashley

How can I find the area of an angle?" How do you respond?
Tuesday, October 14, 2014 by Ellie

idk
Thursday, October 9, 2014 by Aluminum<3 Helping & C.S.I ♪♫

What percent more than 2 is 16/5? Help me please
Friday, October 3, 2014 by Righteous

chemistry 101
What alcohol(s) could be used to produce each of the following compounds? Enter the IUPAC names of the alcohol(s). If there are more than one alcohol, enter them separated with commas. 1.CH3-CH2-O-CH2-CH3 2.CH3-CH2-C=CH-CH3 ..........| ..........CH3. 3.pentagon with a double ...
Friday, October 3, 2014 by keila

find the sum 7/20 + (-4.8) + (-4/5) +4.9 im cluless
Tuesday, September 30, 2014 by reece

geometric sequence
The sum of the 2nd and 5th terms of a geometric sequence is 3.5. The sum of the 3rd and 6th is -7. Determine the ratio r of the sequence and the first term a.
Saturday, September 27, 2014 by h

3 3/5 * 5/6 = 90/45 Do I have correct answer?
Wednesday, September 24, 2014 by Kris

physics
a bus travels 280 km south along a straight path with an avg velocity of 88 km/h to the south. then it travels 210 km south with an avg velocity of 75 km/h to the south. a) how long does the 1st trip last? b) how long does the 2nd trip last? c) what is the avg velocity for the...
Sunday, September 21, 2014 by nicole

GCM OF 12 and 20. Please explain
Wednesday, September 17, 2014 by Jay

how would you expand: -(w - 30)^2 + 80w + 600
Friday, September 12, 2014 by Tenneal

Math (2nd time posting this)!
the best order-of-magnitude estimate for 0.00006? - 10^-3 - 10^-4 - 10^-5 * my answer - 10^-6 the best order-of-magnitude estimate for 789,000? - 10^7 - 10^6 - 10^5 - 10^4 *my answer I don't understand this quite well but I want to make sure my answers are correct. Thanks!
Thursday, September 11, 2014 by Anonymous

Math
If a compact body falls vertically 16 ft. during the 1st second, 48 ft. during the 2nd second, and 80 ft. during the third second, how far will it fall during the 7th second? During the first 7 seconds?
Tuesday, September 9, 2014 by Ryzza

132 1/6 - 99 5/6 evaluate the expression
Tuesday, September 9, 2014 by reece

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