Questions Asked on
November 27, 2018

biology
During an experiment, a scientist observed prokaryotes that lived near volcanic vents deep in the ocean. The scientist most likely observed a, photoautotrophs b. chemoautotrophs **** c. heterotrophs d. photoheterotrophs
asked by Anonymous 
math
Find the image of S(–1, –3) after a reflection across the line y = –2.
asked by julio 
algebra
A company finds that it can make a profit of P dollars each month by selling x patterns, according to the formula P(x)=−0.002x^2+4.5x−800 . How many patterns must it sell each month to have a maximum profit? _______________ patterns What is the maximum
asked by Keonn'a 
chemistry
FORMULA OF A HYDRATE Some salts, when crystallized from water solutions, retain definite proportions of water as an integral part of the crystal structure. This type of crystal is called a hydrate. In this experiment, you will determine the whole number
asked by dat dude 
Math
The equation of the line of best fit is lnM = 0.12t + 4.67. Given that M = ab^t, find the value of b. I got as far as 0.12t + 4.67 = lna + tlnb but I don't know where to go from there.
asked by Vineeta 
Math
The mean monthly wages of 7experienced and 5 inexperienced workers is 1000 .If the mean monthly wage of the 5 inexperiencedworkers is 846 find the mean monthly wage of 7experienced workers
asked by Ali 
Math
What is the difference in price per cubic inch? A familysized box of cereal with dimensions 3x9x12 inches costs $6, while the regular size with dimensions 2 x 8 x 9 inches costs $4.50.
asked by anonymous 
Mathematics
Solve this surd Root 147/4 divided by Root 27/2.
asked by Linda 
Math
Four friends are sharing a pizza. The chart shows how much pizza each friend are. Who are the most pizza? Name Amount Kanya 0.15 Than 3/20 Sinla 2/9 Jessica 0.2 I think Kanya ate the most.
asked by Anything But Anonymous 
Language Arts
Which of these is an example of a text aid or feature that you might find in an online resource, like an almanac, but you would not find in a print resource, like a textbook? A. links to related information B. photographs with captions C. glossary of
asked by DavidEx 
history
If the Son of Heaven acted virtuously, what would be the result? Select all that apply.
asked by kkk 
Spanish
Which mountain range overlooks Santiago Chile. A the Alps B the Andes C the Appalachian Which words would you use to complete the phrase I like salads in Spanish. ( )las ensaldas A me gustan B me gusta C te gustan
asked by Hi 
Chemistry
What the name : CH2 CH CH (CH3) CH2 C (CH3)2 CH3
asked by Benas 
Math
If 2 1/2 yards of wire costs 25 cents what will 20 yards cost
asked by No name 
math
Elliott's bed is 75 inches long. During his growth spurt, Elliott grew 6 inches. Before his growth spurt, he was 5 feet 11 inches tall. How much shorter is Elliott's bed than Elliott?
asked by hayden 
Geometry
A snowcone with a radius of 4 cm is sold in a coneshaped paper cup with a height of 12 cm and an opening 6 cm wide. If all the ice melted in the cup, would it overflow?
asked by anonymous 
probability
1. Busy people arrive at the park according to a Poisson process with rate λ1=3/hour and stay in the park for exactly 1/6 of an hour. Relaxed people arrive at the park according to a Poisson process with rate λ2=2/hour and stay in the park for exactly
asked by Brian 
probability
When you enter the bank, you find that there are only two tellers, both busy serving other customers, and that there are no other customers in queue. Assume that the service times for you and for each of the customers being served are independent
asked by Chris 
Words and Expressions
What is thirty one increased by fourteen in numerical expression
asked by Damya 
Calculus
Write the following equation in logarithmic form a^(4b6)=3c+d
asked by Lexy 
science chemistry
if a 0.625g sample of magnesium chloride is dissolved in water and then precipitated with a silver nitrate solution,how many grams of silver chloride precipitate would be collected?
asked by Liz 
Math
Jenny has six blouses, four different skirts, 20 different pairs of socks, and four pairs of shoes in her closet at the end of the week. with the Fundamental Principle of Counting, how many outfits Jenny could wear?
asked by anonymous 
Math
Jenny has six blouses, four different skirts, 20 different pairs of socks, and four pairs of shoes in her closet at the end of the week. why the methods used in the previous two problems would be inefficient in determining the number of different outfits
asked by anonymous 
Statistics
The length a spring stretches is directly proportional to the force applied. If a force of 7 pounds stretches a spring 8 inches, how much force is necessary to stretch the same spring 3 inches?
asked by Keonn'a 
Statistics
The frequency of an electromagnetic wave varies inversely with the wavelength. If a wavelength of 200 meters has a frequency of 800 kilocycles per second, what frequency will be associated with wave length of 400 meters?
asked by Keonn'a 
Precalculus
From a circular piece of metal sheet with diameter 20 cm, a rectangular piece with perimeter 28 cm is to be cut as shown. Find the dimensions of the rectangular piece.
asked by Yna 
Geometry
How does the volume of a cylinder with a radius of 6 inches and a height of 8 inches compare to the volume of a cylinder with radius of 8 inches and height of 6 inches?
asked by anonymous 
Pre algebra
1.)Use an equation to solve the problem. What is 57% of 11? A. 11 = 0.57 • n; 19.3 B. n = 57 • 11; 627 C. n = 0.57 • 11; 6.27**** D. 11 = 57 • n; 0.19 2.) 224 is 25% of what number? A. 224 • 0.25 = w; 560 B. 224 = 0.25 • w; 896**** C. 224 •
asked by savageontherun 
English
Choose two of the “other worlds” described in the unit. Compare and contrast the way these other worlds impacted the reallife world for characters. can you plz Explain the question
asked by :) 
math
1. 2 (y +1) for y=2
asked by jkjkjkjk 
English
Although my ring is of little______,it is precious to me as it was my mother's.
asked by masre man 
probability
Consider three lightbulbs each of which has a lifetime that is an independent exponential random variable with parameter λ=1. The variance of the time until all three burn out is: = Recall that the variance of an exponential with parameter λ is 1/λ2.
asked by Chris 
math
A line segment has endpoints P(3, 2) and Q(x, 5). PQ has a slope of 3. What is the value of x?
asked by T 
Social Studies
Choose the teachings of Confucius that created Confucianism. select ALL that apply. burning paper money the Way yin and yang 5 relationships honoring elders severe punishments filial piety Use the dropdown menus to complete the following sentence.
asked by Nikki 
social studies
Of the following statements, which accurately describes how foreign lands influenced East Africa? A. Through military conquests, soldiers from India brought Christianity to East Africa. B. Contact through trade resulted in a multicultural mix that
asked by HA 
maths
a map has a scale of 1cmm to 25km the distance between the cities of Edinburgh and Bristol is 500km what is the distance on the map between these two cities?
asked by sheima 
Algebra 2
1.What is the vertex from the equation? Y=x^2+12x=4 (Please show your work to show me the steps to get to the right answer.) 2. Use the quadratic formula to solve the equation. x^27x6=0 (Please show your work to show me the steps to get to the right
asked by Sam 
math
1.How many grams of carbon monoxide are needed to react with an excess of iron (III) oxide to produce 198.5 grams of iron? Fe2O3(s) + 3CO(g)  3CO2(g) + 2Fe(s) Show all work! 2.Hydrogen gas can be made by reacting methane (CH4) with high temperature
asked by Anonymous 
math
The ratio of the side lengths of a triangle is 2 : 3 : 4. The shortest side is 15 inches. What is the perimeter?
asked by robin 
Math
You were given two options of cars to rent to drive to California with renting prices listed below. The Honda Civic would cost $15 plus $0.50 per mile driven. The Ford Focus would cost $25 plus $0.25 per mile driven. Create an inequality to represent any
asked by Jenny 
math
Lily Quinn makes $12.50 an hour. She works 4 hours on Monday, 6 hours on Tuesday, 9 hours on Wednesday, 3 hours on Thursday, and 7 hours on Friday. What is her gross pay?
asked by Anonymous 
Math
what is a figure that has only rotational symmetry? and what is its angle of rotation?
asked by anonymous 
Math
How many phone numbers can be made if all the digits (that is, 10 digits) need to be filled in and any single digit number (09) can be used for any digit?
asked by anonymous 
Geometry
Can I have the dimension of any room in your house in feet? I would assume it is a rectangular prism.
asked by anonymous 
Math
How do I find the decimal for 12/6? Please put each step in order
asked by Jessica 
Math
Find the magnitude and direction of this vector using Sine and Cosine Law: 7 m/s on a bearing of 30° and 2 m/s from a bearing of 343.
asked by EatMyShorts 
Science
Which of the following terms refers to a solid copy of the shape of an organism mold cast carbon film trace fossil
asked by Anna 
Social Studies
Between 1860 and 1914, what was the destination of 90 percent of European emigrants?
asked by sam 
objects of value
What is a good way to get an idea of how much money certain old items could be worth?
asked by DeeDee 
Math
Two questions (use number sense to solve the equation) 1. 3x + 14 = 23 a. 3 b.6 c.9 d.4 2. Your class collected more than 250 cans of food in two weeks for the annual food drive. In the first week, 115 cans were collected. How many cans c of food were
asked by Abella 
ss
Which of the following shows the strong influence of African traditions in Brazil? A. music and dance during the celebration of Carnival B. the use of plantation agriculture to grow cash crops C. the large Catholic majority in Brazil D. the strong national
asked by tim 
ss
How are the Guianas different from the Caribbean islands? A. The Guianas are mainly Spanishspeaking. B. American Indian peoples live inland in the Guianas. C. They have a mix of European and African cultures. D. They use languages brought by European
asked by tim 
Math
8 1/4 pounds of flour are used to make 4 1/8 paper mache paste recipes. how much flour is used to make one recipe? do i divide 8 1/4 from 4 1/8? ms. sue help me
asked by Madison 
probability
Busy people arrive at the park according to a Poisson process with rate λ1=3/hour. Relaxed people arrive at the park according to an independent Poisson process with rate λ2=2/hour. Assume that no other people arrive at the park. During the last 10
asked by Brian 
probability
As in an earlier exercise, busy people leave the park according to a Poisson process with rate λ1=3/hour. Relaxed people leave the park according to an independent Poisson process with rate λ2=2/hour. Each person, upon leaving the park, makes a decision
asked by Chris 
probability
Consider an arrival process whose interarrival times are independent exponential random variables with mean 2 (and consequently variance equal to 4), and consider the interarrival interval S seen by an observer who arrives at a fixed time t∗, as in the
asked by David 
probability
The consecutive interarrival times of a certain arrival process are i.i.d. random variables that are equally likely to be 5, 10, or 15 minutes. Find the expected value of the length of the interarrival time seen by an observer who arrives at some
asked by David 
English
Can someone help me on choosing celebrities to play these 2 characters in the novel stones: Ganet Havelock  he is Garnet's dad, he stays at home Ms Skye she is Raphaella's mother, she doesn't want her daughter to date boys.
asked by T 
English
Which statement is a compound sentence? Deanna will not receive the perfect attendance reward yet. Send the flowers to her at home or at work. I really want to go to the party, yet I don’t want to ride with Benjamin. We must arrive on time for this
asked by Caitlyn 
Math
Excusezmoi, je me demandais qui a fait ce site, et mon anglais est horrible.
asked by abella 
probability
et X and Y be independent Erlang random variables with common parameter λ and of order m and n, respectively. Is the random variable X+Y Erlang? If yes, enter below its order in terms of m and n using standard notation. If not, enter 0.
asked by David 
math
the scale of a map is 1 inch =25 miles. how many miles does 1.25 represent
asked by anaonymous 
Math
Write 3/8 as a decimal. Will it be 0.38?
asked by Anything But Anonymous 
chemistry
In a reaction of ammonia production (NH3), 360g of nitrogen gas (N2) was reacted, generating a yield of 20%. What was the mass obtained from ammonia?
asked by wallace 
Social Studies
Democracy, monarchy, and dictatorship are examples of A. economic systems B. kinds of social classes C. forms of government D. kinds of families (I already know D is wrong)
asked by DavidEx 
Calculus
Write the exponential function f(x)=4^x3 in the form f(x)=ab^x
asked by Lexy 
geography
who won the battle of fort duquesne
asked by amarie 
Medical microbiology
Differentiate between antigenic epitope and the Major Histocompactibility Complex(MHC)
asked by Sohmay 
Medical microbiology.
Urgent!! Please help me. Discuss the role of probiotics in the maintenance of normal flora.
asked by Sohmay 
Medical microbiology
Differentiate between the diameter of inhibition and minimum inhibition concentration. Please help me..
asked by Sohmay 
Chemistry
What volume of 0.5molar nitric acid is needed to neutralize 30cm cubes of 0.8molar sodium carbonate?
asked by Naomi 
english
use them to complete the sentences. Note:you must change the form of some of the words. 1.Many_____are exported from Africa to other parts of the world. 2.The______of a new official school song has been agreed by the staff and students. 3.the government is
asked by mr x 
math
Sound travels at 343 meters per second. You measured 3 seconds for sound travel from place A to place B. What is the distance between and A and B?
asked by bill 
Social studies
Which is an effect of deforestation A soil erosion B air pollution C water pollution D earthquakes
asked by Unknown 
Chemistry
25cm cubes of potassium hydroxide was prepared by dissolving 11.2grams of potassium hydroxide in 250cm cubes of distilled water, was found to exactly neutralize 20cm cubes of a certain hydrochloric acid solution . Find the molarity of the acid in moles/dm
asked by Naomi 
Science
1.What challenges does pesticides pose to biodiversity? 2.What do you think should be done and why? Can someone help me plz!! i have to write a discussion.
asked by Ethan 
English
Need help writing outline!!
asked by Amber 
Science
1. The breaking down or disintegration of substances such as rocks and minerals by physical, chemical, or biological processes is called * 1 point A Erosion B Weathering C Climate D Deposition 2. The land area that supplies water to a river system is
asked by no 
History
1. why did many americans feel that the result of the 1934 election was fraudulent?
asked by :3 
Math
1. 3(y+1) for y=2 A. 6 B. 9 C. 7 D. 8 2. d+g/h for d = 45, g= 18, and h=9 A. 6 B. 7 C. 3 D. 4 3. The cost in dollars of a school banquet is 74+12n, where n is the number of people attending. what is the cost for 52 people? A. $550 B. $698 C. $624 D. $138
asked by Miko H🦋 
PreCalculus
PLEASE CHECK MY ANSWERS 1. Write f(x)=4^x3 in f(x)=ab^x F(x)=(1/64)(4)^x 2.solve for x 4^x+2=3^x5 X=log4/3(3888) 3.solve for x Log5(x+4)+log5(8)=log8(64) X=7/8
asked by Lexy 
pre algebra
what is the solution to √90 to the nearest integer? A: 3 B: 5 C: 7 D: 9 i did the rest of the problems (5) but idk how to do this one at all.. pls help
asked by anon 
social studies
Which statement MOST accurately represents the Kingdom of Silla? A. The Silla were economically and culturally advanced. B. The Silla's powerful military helped to defeat the Mongols in China. C. The Silla adapted a government similar to the Japanese
asked by Vexento 
Math
Sue has 8. Piece of sting each measure 6,5. How many inches of sting left
asked by Cc 
english
I need help on the following questions. 1. Which of the following quotations from "The River Merchant's Wife" is the best example of an objective correlative? a. "And I will come out to meet you" b. "The monkeys make sorrowful noise overhead" c. "At
asked by bizzle 
math
In the continental United States, the ratio of states that border an ocean to states that do not border an ocean is 7 : 9. How many of the states border an ocean?
asked by robin 
Math
A bakeshop made 77 Christmas cookies in one day. This represent 22% of the days cookie production. How many cookies did the bakeshop make that day?(proportion)
asked by Frances 
science
Which of these statements BEST describes rocks?
asked by aiyana 
math
What are the two missing numbers in the sequence 4,3,3,2,3,3,7,7,2,_,_?
asked by anon 
Math
Check my answers please! 1. 6x + 29 = 5 A. 4 *** B. 18 C. 204 D. 144 2. Combine like terms: 21a + 16a A. 5a *** B. 5a C. 37a D. 37a 3. Simplify. 9a  b  2a  10b A. 7a + 11b B. 11a + 9b C. 11a  9b *** D. 7a  11b 4. Simplify. 5(x + 10) + x A. 6x
asked by cAt.ExE HaS sTopPeD wORkInG 
Math Algebra
divide using the long division method. 2a^312a^226a20/2a4=a^3+6a^2+13a+10/a2 Please help me with the steps because I get the wrong answer.
asked by Keonn'a 
Math
A lighthouse with a rotating beam is located 500m south of a coastal cliff that runs west to east a) determine a relation for the distance from the lighthouse to the point the light strikes the cliff in terms of the angle of rotation x b) determine an
asked by Venassa 
science
when radioactive decay occurs what happens
asked by Anonymous 
English
how do you write a telling sentence
asked by gary 
RELA
In which of the following sentences does the subject agree with the verb? A. The musicians brings their own instruments to the show. B. Mr. Chang and his wife visits the aquarium often.. C. Either Lyn or Ben usually comes to my track meets. D. The trees on
asked by Ms.Sue 
Math
divide using the long division method. 6x^357x13/3x+9
asked by Keonn'a 
Physics
Calculate the resultant force if a girl pushes a car 30N east and a boy 55N west.
asked by Ernest 
Math
Find the percent of increase or decrease. The price of a radio changes from $40.00 to $44.00. A. 10% decrease B. 10% increase C. 36.4% decrease D. 40% increase
asked by Anonymous 
Math
Got quite a silly question, but wondering if anyone knows the solution. Find the sum of the two missing numbers in the sequence 4, 3, 3, 2, 3, 3, 7, 7, 2, _,_ a)10 b)8 c)11 d)7 e)6 Cant seem to find the pattern here, can anyone see it?
asked by Alex 
algebra
y varies directly with the square x. If y=8 when x=2, find y when x=3.
asked by Keonn'a 
math
bobby is diving 50 feet below sea level at the beach. his sister is at the swimming pool deck, which is 15 feet above sea level. what is the difference, in feet, between the pool deck and bobby's position?
asked by sharon 
Math
Use an equation to solve the problem. What is 57% of 11? A. 11 = 0.57 • n; 19.3 B. n = 57 • 11; 627 C. n = 0.57 • 11; 6.27 D. 11 = 57 • n; 0.19
asked by Anonymous 
World History
Why were the Balkans so important to the AustroHungarians?
asked by Abby 
Math
z varies jointly with y and the square of x. If z=256 when y=8 and x=4, find z when x=3 and y=4.
asked by Keonn'a 
Statistics
z varies jointly with y and the square of x. If z=256 when y=−8 and x=−4, find z when x=−3 and y=−4.
asked by Keonn'a 
English
(The red badge of courage) which pair of words could both describe the youth? a) urchin, facetious b) yokel, introspective**** c)specter, debauched i think henry is along the lines of answer b im a little unsure that maybe it's A
asked by HelpImsoConfused 
math
Using the unitlength method, calculate the total theoretical length of a rafter if the unit rise is 18″, the span is 8′, and the total run is 4′. A. 86.52″ B. 173.04″ C. 21.63″ D. 64.89″ Is it C?
asked by doug 
Math
I have 47 feet of fencing that I would like to put next to my garage to keep the animals out of my garden. I need only 3 sides to have fencing since my garage provides for the other side. I want the shape to be a rectangular garden and the length to be at
asked by Xeke 
Precalc
e^(x^23)=e^(x2) please and thank
asked by :ards 
world history
which region was second to industrialize following the industrial revolution?
asked by guillermo 
Math
The volume of a gas is inversely proportional to the pressure. If a pressure of 30 pounds per square inch corresponds to a volume of 48 cubic feet, what pressure is needed to produce a volume of 60 cubic feet?
asked by Keonn'a