Questions Asked on
October 12, 2016

Geometric progressio
If the fifth term of a g.p. is 81 and second term is 24, find the g.p.
asked by Vijay 
Geometric progressio
Find the value of k if 3,k, 48 are in g.p.
asked by Vijay 
maths
A car travelled 100 km with half the distance at 40km/h and the other half as 80 km/h.Find the average speed of the car for the whole journey.
asked by Anonymous 
Maths
The sum of two numbers is 40.we need to find the no. ,If the sum of their reciprocal is 2/5 ( Quadratic equation)
asked by Tresa kurian 
Spanish
Which word best completes the sentence? _______chica es muy reservada. A. El B. La **** C. Ella D. Èl Which word best completes the sentence? Carolina es_______ amiga simpática. A. una **** B. ella C. un D. el 3. What type of islands are the Galápagos
asked by Just a confused person... 
Geometric progression
Quantities x, 8, y (x=/y) are in g.p. and x, y, 8 in a.p. Find the value of x and y.
asked by Vijay 
math
the total number of students in a school is 1650.70% of the pupils are boys.how many girls are there in the school?
asked by muneeb 
Physics
When 20 kJ of heat is removed from 1.2 kg of ice originally at 15 C, what is the new temperature?
asked by April Hanna 
Math
Find two algebraic expressions for the area of each figure. First, regard the figure as one large rectangle, and then regard the figure the figure as a sum of four smaller rectangles t,5,t,3
asked by David 
maths
An ap has 15th and a common difference of 3 find the first and last term. If it. Sum is 120
asked by joy 
Social studies
To which internatinal associations does the United States belong to?
asked by María 
algebra
Find the coordinates of the points of intersection of the graph of y=13−x with the axes and compute the area of the right triangle formed by this line and coordinate axes. can u guys plz find answer + explain this problem is really hard and confusing 2
asked by allie 
Spanish
1. In Spanish, a person that is nice is said to be _______. A. reservado B. simpático **** C. perezoso D. atrevido 2. Who helped develop salsa music? A. Cuban and Puerto Rican immigrants **** B. Mexican musicians C. Central American performers D. European
asked by Just a confused person... 
Physics
A 230kg roller coaster reaches the top of the steepest hill with a speed of 5.20 km/h. It then descends the hill, which is at an angle of 25° and is 50.0 m long. What will its kinetic energy be when it reaches the bottom? Assume µk = 0.16 I'm not sure
asked by Bex 
Physics
A woman in a car on a level road sees an airplane traveling in the same direction that is climbing at an angle of 30 degrees above the horizontal. By driving 110 km/h she is able to stay directly below the airplane. What is the airplane's velocity?
asked by April Hanna 
Science
Which of these represents a chemical change? A) two compounds combining to form a mixture B) a mixture being separated into two elements C) a compound being separated into two elements D) an element changing state from solid to liquid
asked by Help Needed 
SS
1. Which activity is part of both private and civic life? (1 point) learning about politics voting for a candidate*** going to sports games working at a bookshop 2. Why are elections necessary for good governance? (1 point) Elected officials can be fired
asked by Check Answers 
Social Studies
Which of the following best describes how the Intolerable Acts affected the American colonies? A.) The acts caused the colonies to set up their own militia to serve in times of emergency. B.) The acts caused the colonies to call for the First Continental
asked by Dylan 
personal finance
Please help me.... Match the example in Column A to the business structure in Column B. 1.) Doug and Vanessa are friends who want to start a carpet cleaning business together and share the ownership and profits. They are not concerned about personal
asked by meg 
Spanish Linguistics
La distribución de los alomorfos de la raíz del verbo perder esta condicionada fonológicamente. ?En qué contexto fonológico ocurre cada uno de los alomorfos? Para responder...haga una lista de formas verbales, en dos columnas según el alomorfo que
asked by Alice 
Chemistry
Based on the standard reduction potentials given below, which species is most likely to be oxidized? Ag+ + e → Ag, Eo= 0.80 V Cu2+ + 2e → Cu, Eo= 0.34 V Zn2+ + 2e → Zn, Eo= 0.76 V Cd2+ + 2e → Cd, Eo= 0.40 V I thought the answer would be Zn2+
asked by James 
problem solving
Sandra is eight yrs younger than her brother mike. six yrs ago mike was three times old of Sandra. how old is mike? how old is Sandra?
asked by gabriel 
History
Which of the following is not a response to the Stamp Act?
asked by Mr.Young 
Chemistry
Why gay lussac's law applicable only for gases and not for solid and liquid??????????!
asked by Tamaq 
math
The distance between towns M and N is 280 km. A car and a lorry travel from M to N. The average speed of the lorry is 20 km/h less than that of the car. The lorry takes 1 h 10 min more than the car to travel from M and N. (a) If the speed of the lorry is x
asked by niyant 
Geometry
The midpoint of uv is (5 11). the coordinates of one endpoint are u(3 5) find the coordinates of endpoint v. I really need help asap! i have to put this in today.. Please and thank you!
asked by Unknown 
Chemistry
Lactose Aspartame Sucrose Sucralose Saccharin which ones of these are polar, which are nonpolar? and what is the structures of them? like their OH bonds? i found answers to other sugars like glucose and fructose but need help for these
asked by Holfbrincl 
Math
Working off an 21% margin, with markups based on cost, the Food Coop Club boasts that they have 5,800 members and a 240% increase in sales. The markup is 48% based on cost. What would be their percent markup if selling price were the base? (Round your
asked by Seasonne 
English
The resolution of "The Secret Life of Walter Mitty" shows Mitty ___________. realizing for the first time that his wife is a good person. dying in a car accident while daydreaming. imagining that he is bravely facing a fire squad. finally getting over his
asked by bambam 
MATHEMATICS
TWICE A CERTAIN NUMBER IS SUBTRACTED FROM 9 TIME THE NUMBER.THE RESULT IS 21.FIND THE NUMBER.
asked by AYENI EMMANUEL 
algebra
A student missed 11 problems on a Chemistry test and received a grade of 65%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. X= # of problems 11= 3 of missed problems 65% of
asked by jennifer 
Physics
An 84 kg child descends a slide 7.2 m high and reaches the bottom with a speed of 3.30 m/s. How much thermal energy (in joules) due to friction was generated in this process?
asked by Aidan 
SS
3. Which of the following is stated purpose of the United States government under the constitution? Select all that apply Acquire new territories Promote the general welfare Represent all citizens equally Generate wealth for businesses Provide for the
asked by Deathfromabove 
College Algebra
Plutonium238 is used in bombs and power plants but is dangerously radioactive. It decays very slowly into radioactive materials. If you started with 300 grams today, a year from now you would still have 297.6 grams. Construct an exponential function to
asked by Lizeth Reyes 
Geometrc progression
The second term of a g.p. Is 27 and 7th term is 1/9. find the first trem and the common ratio
asked by Vijay 
Geometric progression
The 7th term of a g.p. is 8 times of the 4th term. find the series if its 5th term is 48.
asked by Vijay 
Math
If the spinner is spun twice, what is the probability that it will stop on an odd number both times?
asked by Michaela 
Social studies
What was one similarity between the bill of rights and the Magna Carta? A. Both outlined a structure that gave the government the right to tax its citizens B. Both established a detailed justice system C. Both provided guidelines for ensuring basic citizen
asked by Kailee 
math
a card game goes like this: you draw a card from a 52 card deck. If it is a face card jack queen or king you win 5 dollars; otherwise, you lose 2 dollars. What is your expected value for this game? e(x)= (5)1/52(2)1/52= 3/52 or 3.00
asked by suzanne 
english
What is a mean of glidden?
asked by muskan 
English
If an aircraft, bird, or insect takes off, it leaves the ground and begins to fly.  Does "it" refer to "an aircraft, bird, or insect"?
asked by rfvv 
Chemistry
What is the Net Ionic Equation for Nitric Acid and Potassium Carbonate?
asked by Alan 
L.A.Check Answer
According to "Life Without Gravity" why can astronauts' muscles become weak? a. Without gravity, the blood is rerouted from the legs to the head. b. Without gravity, the body "grows" as much as several inches. c. Without gravity, eating is difficult, so
asked by Dani 
History
what was the motivation and the purpose of the book burnings in Germany.
asked by Andrea 
science
what is the bends (the diving illness)
asked by nathan 
survey of economics
When the price of paper increases from $150 to $155per ton, the quantity supplied increases from 250 to 280 tons per day. The price elasticity of supply is 0.250.25. (Enter your response rounded to two decimal places.)
asked by tracie ingram 
Government
1.Define a state &nation.2.10 examples of a states outside Nigeria.
asked by Precious 
History
What developments occurred in Georgia after it became a royal colony?
asked by Mr.Young 
chem
A 0.70 g mixture of Cu and CuO was treated with hydrogen at elevated temperature. CuO was reduced to Cu and water was formed. (a) Write a balanced equation for the reaction. (2 marks) (b) Before the experiment, calculate the minimum amount (in mole) of
asked by lightningtx 
physics
a golf club strikes a 0.045kg golf ball in order to launch it from the tee. For simplicity,assume that the average net force applied to the ball acts parallel to the ball's motion, has a magnitude of 6800N and in contact with the ball for a distance of
asked by kassy 
Chemistry
How many isomers are there in the following: 1. C2H4O (I was able to draw three.. Two involving a double bond and one involving a ring.) 2. C3H8O (I can only draw one..) 3. C2H4Cl (3 isomers?)
asked by Anonymous 
algebra homework help
A student missed 3 problems on a Physics test and received a grade of 94%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. my answer is 5 questions
asked by jennifer 
Physics
Hello, I had a question for physics, and I tried it out, however, I got the wrong answer. The Question:If a rock takes 0.750s to hit the ground after being thrown down from a height of 4.80m, determine the rock's initial velocity. My Work : The formula
asked by Abigail 
math
Two big bells in a haĺl starts to ring together at 5:00 hours one rings every 15 sec and other every 12 sec how often will they ring together
asked by areeba 
Chemistry
1. A 0.70 g mixture of Cu and CuO was treated with hydrogen at elevated temperature. CuO was reduced to Cu and water was formed. (a) Write a balanced equation for the reaction. (2 marks)
asked by Lightningtx 
algebra 1
Apiece of yarn 29 inches is cut into two parts, If one of the resulting pieces is m inches long, represent the length of the other piece.
asked by stumped 
Science
1. How does plant cell mitosis differ from animal cell mitosis? A) Plant cell mitosis is much faster B) Plant cells do not undergo mitosis C) Plant cells have rigid cell walls making it difficult to pinch in D) Plant cells pitch in and animal cells do not
asked by Hayden 
maths
file:///C:/Users/abuab/Downloads/1MA0_1H_que_20160526%20(1).pdf question 19 what is it called? and how do you work it out
asked by HELP 
Chemistry
Why sulphur dioxide is not directly dissolve in water?
asked by Tamaq 
Algebra 2
Okay so for the question I'm posting has a pic with it but idk how I can attach it so you guys can see it because I know you'll need it to help me out cause I've been stuck on this question for awhile so please any kind of help would be great(: Which
asked by superstarrr 
Social studies
The first amendment protects which rights? Select all that apply. The right to own a gun? The right to a fair trial?** The right to practice a religion(or not)? The right to criticize the government?** The right of owning property?
asked by Unknown 
Social Studies
Which of the following were precedents that George Washington set during his presidency? A. he established a judicial system of 9 justices that is still in place today. B. he chose wellknown leaders to run his executive departments and serve his advisors.
asked by Carla 
environmental science
the warming of the oceans causing less carbon dioxide to be soluble in them, and at the same time leaving more carbon dioxide in the atmosphere causing an increased warming of the atmosphere, is a example of a a. model of a system showing a paradigm shift.
asked by jj 
Geometry
The midpoint of uv is (5 11). the coordinates of one endpoint are u(3 5) find the coordinates of endpoint v. I really need help asap! i have to put this in today.. Please and thank you!
asked by Unknown 
Math. please help
1/2 + 1/3 = Adding and subtracting fractions with rational numbers.
asked by anon 
math
Teacher: 15 seconds after the buzzer, the teacher has 135 meters to finish. 32 seconds after he left the starting line, the teacher has run 50 meters left. Usian Bolt: 22 seconds after the buzzer, Usain has 189 meters to finish.36 seconds after the buzzer,
asked by aniya 
Chemistry
What are the elements in Group A1 on the periodic table? alkali metals alkali earth metals inner transition metals ** halogens
asked by Selena 
Math
The carrying compartment on peggy moving van measures 6 feet high by 6 feet wide by 10 feet long. How many boxes each 1 cubic foot in volume can be packed into this cargo place?
asked by Yailin 
Math
Please help me I don't understand what to do for this, as I haven't learned what to do if I need to find the average of something in Scientific Notation. I tried doing it using division, but I got 0.62 x 10^2, which isn't one of the choices. Could someone
asked by Ruby 
Math/Compound Interest
Manoj deposited a sum of rs64000 in a post office for 3 years compounded annually 9%/ annum.what amount will he get on maturity?
asked by muskan 
8th Grade Math
The value of y varies directly with x. When y = 12 1/2, x = 50. What is the value of y when x is 11 3/4, rounded to the nearest hundredths? Can someone please show me how to solve this problem?
asked by Stephon 
algebra
Write the equation of the line perpendicular to the given line and passing through the given point: y=3x−2 through (3,4) this problem is really hard for me can you please show and tell how you got your answers thanks,:)
asked by ava 
Basic science chemestry
Qulitative analysis table of znso4
asked by value 
Precalc.
Graph the polynomial f(x)=(x+6)(x+4)^2 (x+2)^3(x3) (x5) a) Describe the interval notation the set of all x such that f(x)>0. b) Graph on a number line the set of all x such that f(x) > 0. c)Describe in interval notation the set of all x such that f(x)
asked by cool 
Physics
What changed Newton's original work on the movement of the Moon around the Earth into the law of universal gravitation? 1) his conclusion that the same laws applied to all objects, no matter how small 2) his connection of gravitation to his first law 3)
asked by Sue 
math
Three less than the product of two and a number x. what will the equation be
asked by Aubrey T. 
Physics
A record was set for stair climbing when a man ran up the 2100 steps of the Empire State Building in 15 minutes and 10 seconds. If the height gain of each step was 0.2 m, and the man's mass was 73.0 kg, what was his average power output during the climb
asked by Bex 
Math
A rectangle is 2.8 meters wide and 3.5 meters long. What is the area?
asked by Katelyn 
physical science
Step by step how would i solve this. A baseball is thrown at a distance of 20 meters from the outfield to the third base. What is the baseball's velocity if it takes 2.3 seconds to get to the third one.
asked by tay 
Algebra
Graph an inequality to represent your profit margin. 9.50 30 = 585.00 I am not sure what to do to show this. please explain
asked by lost 
English
1. With her hair on the wind, she ran to me. 2. With her hair in the wind, she ran to me.  Which preposition do we have to use?
asked by rfvv 
Science
A car travels 50 miles in 1 hour and 15 minutes. What is the average speed
asked by Mia 
environmental science
Ecologists designed an experiment to determine if nitrates or phosphates are more limiting to algae growth. They divided a lake in Canada into two equalsized sections by a vinyl curtain. Then they fertilized each subbasin of the lake, one with nitrates
asked by jj 
History
Of the following choices which ones are considered democratic values? Select all that apply A. Serving in the military*** B. Honesty C. Patriotism D. Voting in an election ••
asked by Maria 
Science
Which of these represents a chemical change? A) two compounds combining to form a mixture B) a mixture being separated into two elements C) a compound being separated into two elements D) an element changing state from solid to liquid
asked by Help Needed 
chemistry
0.5mols of a mono alkanoicacid weighs 44 grams, determine the molecular formula and name the acid. (show the workings)
asked by EMMANUEL 
math
two airplanes depart simultaneously from an airport.One flies due south, the other flies due east at a rate 20 mi/h faster than that of the other airplane. After one hour , radar indicates that the airplanes are approximately 450 mi apart. What is the
asked by masha 
0.5mols of a monoalkanoicacid weighs 44 grams, determine the molecular formula and name the acid. (show the workings)
0.5mols of a mono alkanoicacid weighs 44 grams, determine the molecular formula and name the acid. (show the workings)
asked by EMMANUEL 
History
which of the following actions is the best example of US citizens trying to live up to the the challenge President Kennedy was presented in the statement above?
asked by Hope 
maths
Mr john spent 25% on rent,then remaining 25% on utility,remaining 75% on entertainment and saved the remaining $90.calculate MR JOHNS salary ?
asked by sachdev 
math
if a team has played 7 games but only won 1, what is there chance of winning the last 4 games
asked by debra 
geometry
triangle xyzangle y=90,anglez=60,xz=12cm then what is the length of sideyz
asked by juan 
math
There are4 boys and 6 girls in th drama club.The roboticsclub has an equivalent fraction of boys as members.If there are 30 members in robotics club , what fractiin are boys? Explain using multiplication.Draw a model to help you.
asked by sree 
Math Check Answers
1.) 1 7/8 + 1/9 0 1 *** 2 2 1/2 2.) 8 8/9  5 1/11 4 ** 5 14 11 3.) 7 2/3 x 3 7/9 2 3/27 11 4/9 ** 28 26/27 21 14/27 4.) Walter had 2/4 yard of string. He used 1/2 of the string for a school project. How many yards of string did he use fir his project?
asked by Callie 
Chemistry
I need to prepare 500 ml of a 37% w/w solution of sulfuric acid using 96% sulfuric acid in deionized water. I have been shown a bunch of different ways and they all give a different answer and I'm getting frustrated
asked by Pam 
Math
Please check my answers! Proportion worksheet! 1. 17/2 = x/5 17/2 = 42.5/5 2. 22/30 = 100/x 22/30 = 100/136.36 3. 2/1 = 12/x 2/1 = 12/2 4. 400/1 = 1000/x 400/1 = 1000/2.5 5. 125/2.5 = x/6 125/2.5 = 300/6
asked by Queenofheaven 
geometry
the teacher: 15 seconds after the buzzer, the teacher has 135 meters to go to the finish line. 32 seconds after he left the starting line, the teacher has to run 50 meters more to the finish line. Usain Bolt: 22 seconds after the buzzer, usain has 189
asked by aniya 
Environmental science
What is symbiosis?
asked by Tamaq 
Quick math help
Homework Help: Quick Math Help Posted by Anonymous on Tuesday, October 11, 2016 at 4:06pm. 1. let an=4n find the sum of the first 5 terms. How would you do this? 2. a1=3; an+1=3an+18. Find a6 How would you do this? 3. You start you 30 year career at a
asked by Anonymous 
Quick math help
Find the tenth term of the sequence: 6,1,8... Is it 57? For the sequence:2,4,8,16 the value of s4 is____. Is it 8? Find the 7th term of the sequence: 1,2,4,... Is it 64? Which term of this sequence is 275? 5,10,15,... Is it 1357? Find the 7thterm of an.
asked by Anonymous 
Chemistry
Net Ionic equation for 1. Iron(II) Iodide and Magnesium Acetate 2. Ammonium Phosphate and Cobalt(III) Chloride 3. Sodium Acetate and Potassium Chloride These are the only ones I have left on my HW and I can't seem to figure them out would appreciate some
asked by Jake 
9th Grade Honors English
In the book Inside the Walls of Troy, what view does the reader get through her eyes? I know that Cassandra loathed her gift of foreseeing the future and that she didn't want anyone to find out about her gift,in fear of being judged and criticized for it,
asked by Lillith 
language arts
What is the Possessive noun for Parkers as in family last name
asked by Jolie 
Math
What is meant by saying that two events are "independent"?
asked by OPI 
7th Math
If there are 16 dark blue triangles,then how much fabric was used if each leg is 10 cm and the hypotenuse is 14.2 cm long? 10+10=14.2?
asked by JJ 
home economics
Please list 5 branches of home economics
asked by alero 
History
In the book burnings in Germany what did all the authors of the burned books had in common?
asked by Andrea 
Government
3 examples of a nation
asked by Precious 
Language Arts
So I have to write an essay comparing tacos and burritos. Can someone help me with the taste part. What exactly are the similarities and differences in taste between tacos and burritos? Thanks! (=
asked by Scarlet 
survey of economics
College Enrollment and Apartment Prices. Consider a college town where the initial equilibrium price of apartments is $400 and the initial equilibrium quantity is 1,000 apartments. The price elasticity of demand for apartments is 1.0 and the
asked by tracie ingram 
math
Find the values of x and y in the two equations below then answer the question that follows. 2^3=1/x 7^y=1/49 What is the value of xy ? For the first problem i got 8. For the second one i got 1/343 I don't know what im doing wrong or right. Can you please
asked by James 
Chemistry
Consider a 0.15m calcium chloride aqueous solution a) determine the molarity of all solution. Assume that calcium chloride completely ionizes when dissolved in water. All solutes means all cations and anions. b)
asked by Zai to DrBodd22 
American government
Which answer best describes why some view the senate as undemocratic? The vice president is the leader of the senate.***** The senate and the house don't have the same powers. Everyone living in the state can can vote for that states Senate regardless of
asked by . 
History
What does this quote mean"Where they burn book they will also ultimately burn people"
asked by Andrea 
history
Which nation did NOT play a major role in exploring or colonizing the southeastern United States?
asked by Mr.Young 
Algebra
Can someone please help me I'd really appreciate it Solve the system by substitution x  y  z = 8 4x + 4y + 5z = 7 2x + 2z =4
asked by Taylor 
Maths
Mr minus picks 2 students at random from his class of 31 students.15 of his students are boys. What is the probability he picks 2 girls from the class? Many thanks.
asked by Anonymous 123 
History
Which of the following best describes a longterm political effect of the civil rights movement? A. The Democratic Party lost most of its support among white southern voters. B. African Americans came to dominate state legislatures across the South. C.
asked by Ellen 
Algebra
Solve the system by elimination 2x + 2y + 3z = 0 2x  y + z = 3 2x + 3y + 3z = 5
asked by Taylor 
Science
a beaker has 130 ml of water in it. a rock is placed in the beaker and the water level rises to 148ml. what is the volume of the rock?
asked by Mayra 
Math
You are skier A, the first skier in a skiing event with three other skiers. Compared to your time, skier B is slower, by a time of +00:28. Skier C has a time of +2:13, and skier D has a time of 01:24. 1. Who is the fastest skier? 2. Since all times are
asked by Sharon 
math 1
file:///C:/Users/Elvis/Downloads/34c349524b928a5f67768aa8eb6e1c02.png
asked by James 
algebra homework help
A student missed 8 problems on a Chemistry test and received a grade of 47%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. My answer is 15 question were on the test is this
asked by jennifer 
Math for Reiny
your derivative is correct. now just plug in x = π/2 to get the slope remember that tan(π/2) is undefined, BUT cot (π/2) = cos(π/2) / sin(π/2) = 0/1 = 0 so slope = csc^2 (π/2) = 2 I calculated and got 1 as the slope. Can you please explain how you
asked by Dave 
Math Ms. Sue
Use prime factorization to find the LCM of 30 and 40. A. 90 B. 120 C. 150 D. 200 Please Help!!!
asked by Alanna 
Statistics
The probability a company will hire a new employee is 0.38. Suppose three companies are randomly selected. (a) Find the probability all three companies will hire a new employee. (b) Find the probability at least one company will hire a new employee. (c)
asked by Steve 
Math
5 3/8 c = _ fl oz 43 fl oz 43/64 fl oz 86 fl oz 29 fl oz 65 in. = _ ft. 6 5/12 ft. 12 ft. 5 5/12 ft. 780 ft. I confused with these, so if you could help that would be great!!
asked by Kira 
math
calvin has 90 stamps. for every mexican stamp, calvin has 8 U.S. stamps. How many mexican stamps does Calvin have?
asked by ron 
Math
You did not help my question
asked by Vijay 
science
If a fly colloids with a wind sheield of a fast moving bus .is the impact force experienced by bus and the fly is same ? Why?
asked by dhanush 
Chemistry
How many moles of ions are in 1.0 mol NH4Cl?
asked by Isaiah 
chemistry
When calling the families on the periodic chart by the top or first name in the column, where hydrogen is a non metal, and in family 13, where boron is a metaloid , is it correct to call those families the hydrogen or lithium family or/ and the boron
asked by lulu 
math
A circle is inscribed in triangle ABC with sides a, b, c. Tangents to the circle parallel to the sides of the triangle are constructed. Each of these tangents cuts off a triangle from ∆ABC. In each of these triangles, a circle is inscribed. Find the sum
asked by DAS 
History
What is fascism? Thank you!
asked by Mariam 
PHYSICS
A swimmer is capable of swimming at 1.4m at still water.caculate how far downstream will it smim across 180m?
asked by ABEL 
algebra homework help
student missed 11 problems on a Chemistry test and received a grade of 65%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. X= # of problems 11= # of missed problems 65% of correct
asked by jennifer 
Math
HallIe reads 6 pages from her book in 8 minutes. If she continues reading at the same rate and the amount of time changes by a factor of 5/2, how many pages wi Hallie answer of 15, can you tell us how to work out this problem. Thanks 480/1 5/2= 2400/2
asked by Norma 
physics
The speed of sound in air is approximately 340 m/s. The speed of sound in steel is approximately 5900 m/s. If your friend strikes one end of a steel pipe with a hammer while you listen at the other end, you will hear two distinct sounds: one traveling
asked by stuck 
Math
What 5 digits are in the ones place of even numbers?
asked by Jim 
Physics
A car of mass 1530 kg traveling at 27.0 m/s is at the foot of a hill that rises 115 m in 4.40 km. At the top of the hill, the speed of the car is 6.0 m/s. Find the average power delivered by the car's engine, neglecting any frictional losses I got 8145.7
asked by Trish 
history
All of the following were reasons behind the creation of the Georgia colony except. A.Charity B.Defense C.Religion D.Economic Take Your Time Just A Question No Need To Rush!!
asked by Mr.Young 
History Letter
So, I was wondering if anybody could check my letter to see if there is anything I need to add or revise. March 10, 1770 Dear my beloved family, Of course, you have known of my trip to the Americas, specifically Boston. This trip has been a complete and
asked by Aruima 
Math College 115
t. Q (t) 0. 900 1. 802 2. 714 3. 636 4. 567 5. 505 6. 450 7. 401 8. 357 9. 318 10. 283 11. 253 12. 225 Construct an exponential decay functiom Q(t), where t is measured in minutes. Q (t)=__?____ x (1/2)^ (_?_)
asked by Margarita Diaz 
Maths
P varies directly as thw cubes of q. When people = 1000, q= 5 find quality when people = 64. Thanks anonymous.
asked by Anonymous ABC 
Physics
A ball is thrown toward a cliff of height h with a speed of 31 m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.4 s later. What is the ball's impact speed?
asked by Evan 
PreCalc.
Alice walks on a straight line at four miles per hour. Two hours after she begins walking, Bob runs after her at a rate of six miles per hour. How many hours does it take for Bob to catch up to Alice?
asked by 123 
Stats
Use technology to find the Pvalue for righttailed test with n=8 and test statistic t equals 2.531 Find the P value
asked by Anonymous 
math
Myrza has three children a.If his oldest child is a girl, what is the probability that all the children are girls ? b.Given at least one of them is a boy, what is the probability of all of them are boys ?
asked by saif 
Ms.Sue
Hello Ms.Sue i know this is not a question but your a great helper you have help 138,395 people and we are greatful to have on this website Thank You!! P.S: Mr.Young
asked by Mr.Young 
Algebra
In the U.S. during the first decade of the 2000s, live births to unmarried mothers, B(t), grew accordingly to the exponential model B(t)= 1.307×10^(6) × (1.033)^(t), where t is the number of years after 2000. What does the model predict for the number of
asked by Kacie 
Mathmatics
Solve these pair of simultaneous equations Y= 4x^2  5x + 2 Y= 2x 1 Thank you.
asked by Joe B 
social studies
The colony Lord Baltimore established in Maryland encouraged A. land grants for every settler. B. a role for colonists in government. C. religious freedom for Roman Catholics. D. the settlement of wealthy people.
asked by social studies hw 
Culture
As an ABC (Australian Born Chinese), Who is an avid watcher of korean entertainment ( dramas, variety, movies etc), listener of kpop, watch anime from japan, listen to jpop, watch chinese tv shows and movies. Having studied German , French . It perplexes
asked by S 
ASAP PLZ I NEED HELP I BEEN IN A TEST FOR 5 HOURS
Write an essay in which you analyze the importance of plot events and characters’ actions to the development of a story’s theme. Review and evaluate a story from the unit that has a clearly identifiable theme. You might choose “Raymond’s Run” by
asked by coolguy123 
Java Programming Algorithm Help
Ok so for my assignment, I have to have two String inputs. For example, "1.021" and "2.51" And I need to calculate the difference between these strings (biggest number minus smaller). I can only use the data types: short, char, boolen and String. I cannot
asked by Henry 
Social studies
Homework Help: English  Please help Posted by BUBBLES on Monday, March 16, 2015 at 4:03pm. "President Lincoln's Declaration of Emancipation, January 1, 1863 bu Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And
asked by Kaya 
Algebra
Identify and interpret the decay factor for each of the following. a.) P= 400×(0.43)^t decay factor: 0.43 This means that the function decays by ___?___ % b.) f(t)= 3800×(0.84)^t decay factor: 0.84 This means that the function decays by ___?___ % c.) y=
asked by Maria 
algebra
Two cars are 273 mi apart and traveling towards each other on the same road. THey meet in 3 hr. One car is traveling 7 mph faster than the other. What is the speed of each car?
asked by christi 
Math
how much candy that is worth $5 per pound must be mixed with 60 lb that is worth 4$ per pound to get a special Christmas mixture to sell for $4.40 per pound?
asked by Jim 
physics
a block sits on a frictionless inclined plane, attached to another block over a frictionless pulley. the angle of the incline is 20 degrees. what is the tension in the rope and the acceleration of the system? B) what is the speed of the system after the
asked by kassy 
Algebra
points (0,500) and (1,680) The EXPONENTIAL function is y(t)=___?____
asked by Jackie 
Math 201
The pricd of a home in CA was $100,000 in 1985 and rose $160,000 in 1997. a. create two models, f(t) assuming linear growth and g(t) assuming exponential growth, where t is the number of years after 1985. *round coefficient to three decimal places when
asked by Jonas 
Math
0.075 as a fraction. 7 and 5 are recuring decimals.
asked by Joe B 
Algebra
Construct exponential functiom of points (0,200) and (6,380). The exponential function is y(x)=____
asked by DidAQuestionSimiliarBefore 
Math
A teacher has 27 students in her class.she asks the students to form as many groups of 4 as possible.how many students will not be in a group
asked by Bill 
physics
suppose if we put 5 kilogram weight on the each arm of a seesaw and it is in equilibrium position now if I apply 2 newton force on the corner of right arm of this seesaw side by side in horizontal direction then this force will be distributed equally or
asked by vikram 
social studies
Mrs. Sue I need your help. Which statement BEST describes the power of government provided by the Articles of Confederation? A) The national government held most of the power. B) Congress enforced its power by taxing the states. C) The states had more
asked by Matthew 
physics
a block slides down a frictionless ramp. at the bottom of the ramp is a vertical circular loop with a radius of 75 cm. from what minimum height does the block need to be released in order to make it around the loop?
asked by kassy 
Algebra
Use the distributive property to simplify the expression 4x24. A.12 B.80 C.88 D.96 I think it's this one
asked by Lilly 
math
A bag contains 8 green marbles,5 blue marbles, and 4 white marbles,If one marble is drawn from the bag, what is the probability of drawing a white marble and a green marble (on the same draw)
asked by zzz 
Geometric
If BD bisects
asked by Dana Salman 
Math
There are about 3.8 L in 1 gallon about how many gallon equal 570 L
asked by Jenny 
Science
when you turn up the thermostat on your furnace several things happen. Which of these would be considered a chemical property of matter?
asked by Help Needed 
Physics(semiconductors)
Is electron and hole flow the same in a diode?is the following explanation correct .if not then please provide the correct one When diode is forward biased,the forward current is the sum of electron current and hole current.this current is diffusion
asked by Plz help!! 
Math
what is 10% of 30
asked by Jenny 
calculus
A spherical balloon is being inflated so at the rate of 8cm3/sec. determine the rate at which the radius of the balloon is changing when the radius is 10
asked by ec 
Science
What does Asimov predict will happen to earth in billions of years? a. it will be burned up by the sun b. its population will increase*** c. it will shrink slightly in size d. it will change position in the galaxy Am I correct?
asked by Sami 
Geography
What are 3 types of zone?
asked by John 
Physics
A vector has negative x and ycomponents. The ycomponent is bigger than the xcomponent. Which of these is the only appropriate angle, measured from the +x axis, for this vector? Its either 190, 230, 125, 290, and 350. Im confused.
asked by Johnathan Zeringue 
chemistry
what happens to the mass of copper when over heated and forms copper(ii) oxide
asked by Khumo 
Science
How much heat is released when 75.0 g of steam at 100.0C is cooled to ice at 15.0C?
asked by Kurt 
science
why does the remote control of a televesion does not function if covered by an aluminum foil
asked by shanel 
Math
Please lead me in the right direction. I am so confused and I have been working on this one problem for an hour. I have the answer, but I want to know how to get to it. The answer is (1,1,0) Solve the system by elimination. 2x+2y+3z=0; 2xy+z=3;
asked by Olivia N J 
Math
Nyla has a collection of 80 stamps her friend has five times as many stamps how many stamps does her friend have?
asked by Khansa 
Algebra 2
Okay so for the question I'm posting has a pic with it but idk how I can attach it so you guys can see it because I know you'll need it to help me out cause I've been stuck on this question for awhile so please any kind of help would be great(: Which
asked by Ms.Sue please help? 
Chemistry
A hot lump of 25.6 g of aluminum at an initial temperature of 57.4 °C is placed in 50.0 mL of H2O initially at 25.0 °C and allowed to reach thermal equilibrium. What is the final temperature of the aluminum and water given that the specific heat of
asked by Joseoh 
Math
Find the inverse of: y = ((1) / (x+5))  1
asked by Dave 
Math for Reiny
your derivative is correct. now just plug in x = π/2 to get the slope remember that tan(π/2) is undefined, BUT cot (π/2) = cos(π/2) / sin(π/2) = 0/1 = 0 so slope = csc^2 (π/2) = 2 I calculated and got 1 as the slope. Can you please explain how you
asked by Dave 
environmental science
1. which of the below is an example of highquality matter found near the earth's surface? a. natural gas b. mine tailings c. bauxite (al ore) d. recyclable materials in a landfill e. nitrogen gas in the atmosphere
asked by jj 
Social studies
what effect did the three fifths compromise have on southern states? It helped increase the number of slaves traded •• It gave the south the power to outvote the north It limited the number of states that allowed slavery It gave those states more
asked by Kailee 
Accountung
I am having trouble with this question can anyone help me plz The trial balance of the ColemanFoose Company was prepared from the record of the company on November 30, 20X2, the close of its fiscal year. COLEMANFOOSE COMPANY Trial Balance November 30,
asked by Wolfangel 
Chemistry
Find dissociation constant of e thanoic acid having concentration 0.2M and degree of dissociation 50%
asked by Anu 
Social studies
3, What did the Northwest Ordiance do for Northwest Territory? It provided free land to farmers It made slavery illegal in that area •• It permitted any territory to apply for statehood It provided education guidelines
asked by Kailee 
Plane and solid geometry
Change to standard form 2x^2+4y^212x64y16=0 i don't know how to solve it.
asked by Loraine 
math
Twice the difference of a number and 4 is less than or equal to 17 .
asked by josh 
math
In \bigtriangleup ABC△ABC AB and BC are congruent. If the perimeter of \bigtriangleup ABC△ABC is 82 centimeters. How many centimeters long is AC? AC = 2x BC = 4x  9 I don't understand it at all. Explain it to me please
asked by IDontKnow 
Chemistry
In order to determine the concentration of a solution of Carbonic Acid (H2CO3), a sample was placed in a buret and titrated with 0.1132 M Sodium hydroxide. For the carbonic acid, the initial reading was 11.0ml and final reading was 31.0 ml. For sodium
asked by Brad 
maths
if x =tan a +sin a and y =tan a sin a prove that [x+y/xy]^2x+y/2]^2=1
asked by jayshankar 
Chemistry
The quantity of Cl in a water supply is determined by titrating the sample with Ag+. What mass of chloride ion is present in a 10,0g sample of the water if 20.2 ml of 0.100 M Ag+ is required to react with all the chloride in the sample?
asked by Alan 
Composite functions math
p(x)=32x g(x) = 3(x^2)7 q(x)=(2x)/(2x+3) p q g(x) = ?
asked by Confused by Math 
Chemistry
What is the concentration in each of the following solutions? A) 240 mL of 0.200 M KNO3 is added to 160 mL of water. B) 2.25g of NaCl is dissolved in 250 ml of water.
asked by Alan 
Chemistry
How many isomers are there in the following: 1. C2H4O (I was able to draw three.. Two involving a double bond and one involving a ring.) 2. C3H8O (I can only draw one..) 3. C2H4Cl (3 isomers?)
asked by Anonymous 
algebra
Find the coordinates of the points of intersection of the graphs with coordinate axes:y=−1.5x+3
asked by allie 
Math
How much Selena earns each day if she works 3hours,5hours,or 8hours
asked by Earianna 
Environmental Science
What is the most effective way to preserve a species?
asked by Anonymous 
Physics
A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. What would be the magnitude and direction of the
asked by Anonymous 
Government
1a.Define a state b.a nation 2 .Give 10 example of a state and 3 example of a country.help me out ms sue
asked by Precious