Questions Asked on
August 23, 2016

physics vectors
Consider the two vectors A with arrow = 3 i − j and B with arrow = − i − 6 j. Calculate the directions of A with arrow + B with arrow and A with arrow − B with arrow. A with arrow + B with arrow ° (counterclockwise from the +x axis) A with arrow
asked by john 
Math
When 24 + 7i is converted to the exponential form re^{i \theta}, what is cos(theta)?
asked by Joe 
Science
Bart believes that mice exposed to microwaves will become extra strong (maybe he's reading too much Radioactive Man). He decides to perform this experiment by placing 10 mice in a microwave for 10 seconds. He composed these 10 mice to another 10 mice that
asked by Mika 
Math
A shopkeeper purchased a television costing rs5600 from a dealer at 5% discount and sold at a profit of 10%. If he had sold it at 5% discount, find its marked price.
asked by Mr NOT 
biology
1. how does the density of ice compare to that liquid water and why is that property important to aquatic oranisms a. the density of ice is higher than that liquid water, which means that ice forms from the bottom of lakes upward , protecting aquatic life
asked by 9th grader 
Maths
What sum of money lent at 25/2% per annum will produce the same interest in 4 years as ₹ 8560 produces in 5 years at 12% per annum.
asked by Dev 
physics
If your weight is 300 N what is the upthrust on you when you are floating in water
asked by meenakshi 
Math
Eduardo has a red 6sided number cube and a blue 6sided number cube. The faces of the cubes are numbered 1 through 6. Eduardo rolls both cubes at the same time. The random variable X is the number on the red cube minus the number on the blue cube. What is
asked by David 
Math
if tan theta = 3/4 and 180 degrees ≤ 0 ≤ 270 degrees determine with the aid of a complete sketch 1. sin theta 2. cos(180 +theta) 3. angle theta
asked by Shikhat 
math data management
a multiple choice quiz has 10 questions. each question has five possible answers.carman is certain that she knows the correct answers for questions 1 and 4. if she guesses the other questions, determine the probability that she gets 60 % on the quiz ? i
asked by rainy 
physics
A uniform wooden plank 68cm long and weighing 38N rest horizontaly on two knife edges each 10cm from the ends of the plank. (1) What is the greatest land which applied at one end of the plank will not cause it to over turn. (2) what are the reactions of
asked by Asare Joseph 
science
1. Liquid phosphorus trichloride, PCl3 is made by the direct combination of phosphorus and chlorine. a. What is the maximum mass of PCl3 that can be produced from 125 g of P4 and 323 g Cl2? b. What mass of P4 remains after the reaction?
asked by wesley 
Spanish
(I need help checking if I am correct of not, please help me) 1.hand clapping is a characteristic of which musical style? A.flamenco*** B.merengue C.tango D.cumbia 2.which of the following is a popular winter activity? A.cantar B.montar en bicicleta
asked by GummyBears18 
Economics
Consider a single price monopoly that faces a market demand curve for a good is given by the equation 𝑃=100−.1𝑄 and the total cost function is given as 𝑇𝐶=1000+20𝑄+.4𝑄2. a. What is the total fixed cost for this monopoly? P=TC 100.1Q =
asked by James 
statistics
a bag contains 4 blue marbles,6 red marbles, 10 yellow marbles and 6 green marbles.What is the probability of not drawing a red marble?
asked by dennis 
science
What is the oxidation number of Si in (CH3)2SiCl2
asked by reet 
science
The halflife of carbon14 is 5730 years. If we start with 10 grams of carbon14, after 5730 years, we will have _____ of carbon14 left.
asked by leon 
world geography
5. the statement below are examples of human geography except a. interaction patterns between people b. peoples minds and thoughts processes c. peoples interaction within the community d. earhts various climates and multiple layers of atmosphere. ** 6.
asked by 9th grader 
Physical science check my answers
5. Steve's older brother got this cool new car. He said it can go from a stopped position to 80 miles per hour in ten seconds. His brother is describing the car's A. acceleration. *** B. average velocity. C. instantaneous speed. D. average speed. 6. Radar
asked by Summer Moriarty 
physics
the upthrust on a boat is 1000 N what is the weight of the boat
asked by meenakshi 
Math
How to solve 13.28 divided by 3
asked by CJ 
administration
Due to the busy and conflicting schedules of businesspeople, how many mailings are usually sent to potential participants when preparing for a convention? A. Two B. One C. Four D. Three
asked by annmarie 
Economics
Consider a single price monopoly that faces a market demand curve for a good is given by the equation 𝑃=100−.1𝑄 and the total cost function is given as 𝑇𝐶=1000+20𝑄+.4𝑄2. a. What is the total fixed cost for this monopoly? P/TC
asked by Steven 
Social studies
Goverments must provide soe goods and services because? Producers cannot limit who uses them. Only some people wish to use them. Private companies are unable to make them. (MY ANSWER) Consumers distrust private suppliers of them.
asked by LOVE 
Maths
Prove (cosecθcotθ)^2=1cosθ÷1+cosθ
asked by April 
Chemistry
25.0 mL of an H3BO3 solution were titrated with 29.15 mL of a 0.205 M LiOH solution to reach the equivalence point. what is the molarity of the H3BO3 solution?
asked by Kat 
math help me out
p and q started a business. they made an annual profit of rs 50000. q being a working partner received 20 % of the annual profit as his salary. if the entire profit were divided in the ratio of their investment, p would received rs 8000 more as his profit
asked by dharmesh 
math
The quotient of 2 numbers is 2.The product is 8.what are the numbers?
asked by diksha 
Math
A shopkeeper purchased a television costing rs5600 from a dealer at 5% discount and sold at a profit of 10%. If he had sold it at 5% discount, find its marked price.
asked by Mr NOT 
word
the merge process involves which two types o files
asked by Tami 
world geography
6. this religion is most popular in asia, parts of africa, and the middle east. a. islam b. buddhism c. christianity d. Hinduism**or c 7. this easrtern religion has drawn the greatest number of indian followers and revolves about the belief in
asked by 9th grader 
statistics
Select the TWO options that are TRUE statements about twosample ttests. Select one or more: The same formula is used for the ESE (estimated standard error) in the twosample ttest with a common variance and the twosample ttest with unequal variances.
asked by mina 
Methametical literacy
How many hours does mr katsande catch up to mrs katsande if mrs katsande left an hour ago travelling at 60km/hr however mr katsande travelled at 80km/hr
asked by Sandiswa 
Georgia state history
many new industries are attracted to georgia as a result of the.... A.fall line B.many rivers C.mild climate D.barrier islands Can you help me find my answer please.
asked by Yaya 
Physical science check my answers
2. On my bike, I was able to travel 40 miles in one hour. From this information, we can determine the bike's A. speed. *** B. velocity. C. acceleration. D. direction. 3. The local news team is tracking the storm and has reported that it is traveling north,
asked by Summer Moriarty 
American government
Which of the following accurately summarizes the different purposes of the First and the Second Continental Congresses? A.The First Continental Congress was held to write new laws for the colonies, while the Second Continental Congress implemented those
asked by Kidthelearner 
Math
Alice can complete a certain job in 5 hours she had been working on the job for two hours when a friend came along. And helped her finish together they completed the job in 1 hr how long would it take alices friend to complete a job on her own. I have 1
asked by Christina 
Algebra
1.A number exceeds 6 by 4 2. A number q is 5 more than 10
asked by Rahila 
Urgent help! Physics
A ball is kicked into the air with a speed of 10m per second at angle of 60 degrees to the horizontal (take g=10). a) Calculate the horizontal and vertical speed of the ball b) Calculate the ball's time of flight c) Calculate the distance from the kicked
asked by Papsi 
math
Mr. Vasil drove 405 miles on 15 gallons of gas. How many miles can he drive on 1 gallon?
asked by peter 
physics
if the weight of the stone was 2 N and the upthrust was 1 N what weight would the force meter show?
asked by meenakshi 
algebra
evaluate a^n when a=3 and n=2,3,4 and 5. Now evaluate (a)^n when a=3 and n=2,3,4 and 5. Based on this sample, does it appear that a^n=(a)^n? If not, state the relationships, if any, between a^n and (a)^n. THANK YOU!!
asked by Tim 
laws of motion
a force is applied to a body of mass 0.9 kgs that is at rest the force is applied for a duration of 5 sec and as a result the body covers a distance of 250 m find the magnitude of force
asked by ruthwik 
algebra
The mass of the Sun is about 2x10^27 metric tons, or 2x10^30 kilograms. How many kilograms are in one metric ton? THANK YOU!
asked by Tim 
algebra
write equivalent expressions for x^7 ⋅ x^2 and x^7 ÷ x^2. What do you notice? Explain how your results relate to the properties of integer exponents. THANK YOU!
asked by Tim 
Math
Determine the miles traveled in 5hours at a rate of 189 miles in 3hours
asked by Anonymous 
World History
Ancient Egyptians conducted land surveying and built monumental pyramids. What did later civilizations inherit from their innovations? A.) Observations in astronomy B.) Developments in mathematics. C.) Standards of timekeeping. D.) Efficient writing
asked by Ciel Phantomhive 
Language
Mary was awarded first prize in the contest
asked by Anonymous 
Physics
Find another velocity when horizontal range is equal and one velocity is 500m/s and angle is 30degrees
asked by Brijtosh 
math
which of the following is 116%of84
asked by lavern 
business
I need help! We have to create a business and i have no clue what a 'mission statement' is or anything so please help me! (^~*)
asked by Ivy 
Math
I don't get where u got the 1:80 from 2:20 the time left in math class? Why and how did u change 2:20 to 1:80? I'm 25 yrs out of school trying to help my 5th grade daughter
asked by Sheila 
Maths
If x=2, x=3 both satisfy the equation x^2+px+q=0 find the values of p,q.
asked by DUA 
Math
I poured one liter of juice into three conainers that were not equal how many milliliters of juice might l have poured into container show 5 possible solution
asked by Vanessa 
Spanish
1.Which is the best response to the following question? Qué te gusta más, usar la computadora o jugar videojuegos? A.Me gusta más usar la computadora.*** B.Si C.Y a ti? D.Usar la computadora o jugar los videojuegos. 2.which musical style is
asked by GummyBears18 
Social Studies PLEASE HELP!
How does the US regulate the gathering/use of wood? I am working on a school project, I am supposed to research, I looked everywhere in my textbook and online and couldn't find anything. Can anyone help me?
asked by John 
Math
How do you write six hundred ninetytwo thousand,four in two other forms
asked by Nessiah 
physics
There are 6 resistor of resistance 1ohm
asked by pratyush 
geography
Which of the thematic map would best show the location of climate zones?(qualtative map, cartograms, and flow line maps)
asked by sam 
Algebra
Identical squares are cut off from each corner of a rectangular piece of cardboard measuring 7cm by 12cm. The sides are then folded up to make a box with an open top. If the volume of the box is 33cm^3, what is the largest possible length of each side of
asked by Alfred 
Chemistry
A 2.80g sample of haematite ore containing Fe3+ ions was dissolved in a concentrated acid and the solution was diluted to 250 mL. A 25.0 mL aliquot was reduced with Sn2+ to form a solution of Fe2+ ions. This solution of Fe2+ ions required26.4mL of a
asked by Luke 
Math
How do you compare whole numbers through the millions?
asked by John 
Physics
A ball thrown vertically upwards is caught by the thrower 8 seconds afterwards . (take g =10) When the ball is caught by the thrower: what is its displacement from the initial position? b) what is the initial velocity? c) To what height does the ball rise?
asked by Wawen 
Computer
What are the first steps that you should take if you are unable to get onto the internet?
asked by Breckyn 
waketech
How many cords of wood could you fit in a room that is 88 yards long, 88 yards wide, and 33 yards high? Use the fact that 1 cordequals=128 ftcubed3 and 1 ydcubed3equals=27 ftcubed3.
asked by Anonymous 
math help
p and q started a business. they made an annual profit of rs 50000. q being a working partner received 20 % of the annual profit as his salary. if the entire profit were divided in the ratio of their investment, p would received rs 8000 more as his profit
asked by vipul 
mechanics
A projectile is launched from the origin with a speed of 2 ms−1 at the angle of 60∘ from the horizontal. Assume that ground to be flat and plane of trajectory to be xy plane with xaxis along horizontal. The radial and tangential components of its
asked by Anonymous 
Math
How much vanilla will it take to make 30 cupcakes if it takes 1 3/4 teaspoons of vanilla to make 12?
asked by Sherri 
Maxwell
3 times the age of Felicia is four more than the age of Tom.In three years,the sum of their ages will be 30 years.Find their present ages.
asked by Owusu 
math
by what number should 3³ be multiplied to obtained 4 ?
asked by raj 
Algebra 1
To which subsets of real numbers does the number –22 belong? Choose all subsets that apply. whole numbers** rational numbers integers** irrational numbers natural numbers Maximum choice is 2
asked by Anonymous 
science
Does hydrogen undergoes reduction or oxidation on the basis of oxidation number in 2NH3 +H2SO4 which gives (NH4)SO4
asked by reet 
Math
I'm thinking of a number if you multiply my number by 6 then subtracted from 5 you'll get a difference of 7 and 6 times my number what is my number
asked by Lizzy Lox 
sciences
When heated with sulfuric or phosphoric acid, cyclohexanol, C6H11OH is converted to cyclohexene, C6H10. The balanced chemical equation for the reaction is shown below. C6H11OH(l) → C6H10 (l) + H2O(l) If the percent yield is 83%, what mass of cyclohexanol
asked by wesley 
Math
Perimeter of a rectangle is 60 cm.Length is 2 cm less than three times of its breadth. Find length of sides of the rectangle
asked by Mayoor 
Math
How much is $5.50 for 9 hrs
asked by Kelly kelly 
sciences
1. Liquid phosphorus trichloride, PCl3 is made by the direct combination of phosphorus and chlorine a. What is the maximum mass of PCl3 that can be produced from 125 g of P4 and 323 g Cl2? b. What mass of P4 remains after the reaction?
asked by wesley 
administration
What is an eticket? A. Firstclass ticket B. Ticket with discounts attached to it C. Paperless ticket D. Ticket purchased through a travel agent
asked by annmarie 
Math
In the cafetería,100 milk cartons were put out for breakfast at the end of breakfast 27 remained. What Is the ratio of the Number of milk cartons taken to the total Number of milk cartons?
asked by María 
MATHS
Rama and Radha each had a set of marbles . rama said to radha 'if you give me 10 of your marbles then i shall have twice as many as you have' . radha said to rama ' if you give me 10 of your, i shall have thrice as many as you have' found the marbles that
asked by A GOODSTUDENT 
math
Each side of a polygon is 0.29cm in length And its perimeter is 1.74cm. How many sides does the polygon has?
asked by tejashree 
Humanities
Why is the Nice France Attack matters to you right now? *I already wrote a short paragraph but I need one more short paragraph to make it two. Can someone help me. Thanks a lot.
asked by Dj 
Math
Name all the vertices of a heptagon.
asked by Neelam 
Social
Why is the Nice France attack matters to you right now? *Can someone help me write a short paragraph? Pls Even a short response. Pls. Thanks a lot.
asked by Deryl 
social studies
list the international laws of cyrus?
asked by esha 
world geography
1. what is the difference between race and ethnicity? a. ethnicity is related to culture; race is related to biological ancestry b. ethnicity is determinded scientifically; race is not ** c.people of the same ethnicity always share the same religion;
asked by 9th grader 
Math
Brianna is a flight student and is in the process of acquiring her private license in a Solo flight she uses a single engine airplane and travels a distance of 15 meters before takeoff in the air she travels at an approximate rate of 27 m/s on there no
asked by Kelvin 
world geography damon
1. what is the difference between race and ethnicity? a. ethnicity is related to culture; race is related to biological ancestry ** b. ethnicity is determinded scientifically; race is not c.people of the same ethnicity always share the same religion;
asked by 9th grader 
math
Gillian did not attend to school from 17th january 2012 to 4th february 2012.How many days did Gillian miss the school?please anyone to solve it and show clear solution
asked by kelvin 
Geometry
Three colinear points on the coordinate plane are R(x,y) S(x+8h, y+8k) and P(x+6h,y+6k0 Determine value of RP/SP and RP/RS?
asked by Sam 
Algebra PLEASE HELP ASAP MS.SUE PLEASE HELP
Which statement about the product is true? 5.5 square root of 5 A. The product is rational B.the product is irrational C.the product is neither rational or irrational D.there is not enough information provided to answer the question Which of the following
asked by Kylieemo82 
Math
Maria practiced the recorder 40min on Sat. She practiced 10min less in the afternoon than in the morning.how many min did maria practice in the morning? In the afternoon
asked by Niyh 
algebra
How do i do this okay i have x=174y and y=x2 i have to solve by using substitution i don't get it do i replace x2 for x then solve please help me
asked by sam 
math someone help plzz ASAP
a wholesaler supplies 60 books while he was ordered to send 50 books by a retailer. a trade discount of 10 percent is also allowed. what is the net value of the discount to the retailer?
asked by wierdo 
science
While exploring a cave, a spelunker starts at the entrance and moves the following distances. She goes 75.0 m north, 250 m east, 109 m at an angle θ = 30.0° north of east, and 156 m south. Find the resultant displacement from the cave entrance. The
asked by john 
physics
A plane flies from base camp to Lake A, 260 km away in the direction 20.0° north of east. After dropping off supplies it flies to Lake B, which is 150 km at 30.0° west of north from Lake A. Graphically determine the distance and direction from Lake B to
asked by john 
maths
if cos(alpha + beta)=0 then what will be the value of sin(alpha  beta)
asked by Mayank 
world geography
4. which of the statements below ia an example of folk culture rater that pop culture? a. the general population listen to rock music b. many irish participate in the St. Patrick day parade ** c. the general population uses plastic plates plates during
asked by 9th grader 
physics vectors
A snowcovered ski slope makes an angle of θslope = 34.0° with the horizontal. When a ski jumper plummets onto the hill, a parcel of splashed snow is thrown up to a maximum displacement of 1.10 m at θsnow = 24.0° from the vertical in the uphill
asked by john 
math
A hiker convers 18 km in 2 hours. How far will he go in 6 hours
asked by algebraic 
Math
Find the imaginary part of (cos12 degrees +i*sin12 degrees +cos48 degrees +isin48 degrees)^6.
asked by Bob 
Maths
The diameter of a bullock cart wheel is 0.98metre How many times must the wheels rotate for the cart to cover a distance of 1.54 kilometre
asked by Ayush 
home project
I my room is 15 by 15 square feet, how many tiles would i need
asked by Anonymous 
physics
Two trains 200m and 300m are running towards each other at 50km/hr and 40km/hr respectively and the distance between the two trains is 12km. In how many minutes will the two trains cross each other.?
asked by Abul Qasim 
Social studies
3) which of the following is an advantage of a presidential government? A) the president is elected independently of the legislature B) the president is part of the leg. Branch of government. C) a system of checks and balances increases legislative power.
asked by Sam 
chemistry
how much NAOH must be added to 500ml acetic acid 0.5Mol to give ph 0.5
asked by elie king 
math
Shalina uses the expression 3x to determine the cost of x notebooks. What is the cost of 24 notebooks?
asked by justin 
math ASAP
A rope was cut into two pieces in the ratio 7:9 if one was longer by 6cm,what are the lengths of the two pieces? a.21 cm and 27 cm b.24 cm and 30 cm c.26 cm and 32 cm d.31 cm and 37 cm Please help me how to answer this..its for my report thank you
asked by kylie 
Social Studies check my answers
what value in amercan history is most fundimental to the us polititcal system? indivudual rights social conformity ******* national security freedom from rule
asked by FluttershyK22 
Ela
Which sentence states a generalization that is valid? Can you help me?
asked by Jasmine 
Educational Tech
Before Katie turns in the paper she typed she wants a peer to review it and give her feedback. Katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in one printer is Choose two. 1. Input device 2. Output device
asked by Savannah 
Georgia state history
Valley and ridge region is know for its.... A.rich farmland. B.granite quarries C.high mountain ranges D.textile production I think its A.am I right.
asked by Yaya 
Georgia State History
Which best explains why there is so little agriculture in the Appalachian Plateau Region of Georgia A. The soil is too rocky B. There are no farmers C. The elevation is too high D. There is no groundwater
asked by Kendy 
American government
Which of the following is an advantage of a presidential government? A.The president is elected independently of the B.The president is part of the legislative branch of government. C.A system of checks and balances increases legislative power. D.A system
asked by Kidthelearner 
Georgia state history
Which region is somewhat isolated from the rest of Georgia?
asked by Yaya 
biology
1. how does the density of ice compare to that liquid water and why is that property important to aquatic oranisms a. the density of ice is higher than that liquid water, which means that ice forms from the bottom of lakes upward , protecting aquatic life
asked by 9th grader 
Algebra
Simplify 1/(1/x+1/y)=6
asked by Hello 
World Languages
Sentence: Nuria, mi entrenadora, recomendaron que la clase ________ en forma. Choices: a. Se pusiera b. nos ponemos c. Se ponen D. Te ponías
asked by Georgina 
math
6 people like soccer, 3 like volleyball, 7 likefootball, and 2 likebasket ball show that in tallies
asked by james 
Math
You are taking a bike trip. After riding 8 miles , you change your speed to 12 MPH. What is the total distance you travel if you stay at this speed for 3 hours?
asked by Amy 
world history
Which statement best describes the period known as the Old Kingdom? A.) it was a time of dynastic uncertainty B.) it was a time of development C.) it was a time of great geographic expansion D.) it was a time of disunity My answer  A
asked by A