Questions Asked on
May 29, 2016

Maths
If a number is chosen at random from integers 5 to 25 inclusive, find the probability that the number is (a) multiple of 5 or 3 (b) even or prime number (c) less or greater than 18
asked by Queeneth 
Math
The sum of 3 consecutive odd natural numbers is 69. Find the prime number out of these numbers.
asked by Srishti 
Intro to computers
You are an inexperienced Excel user and don’t know how to create your own formulas. You want to use one of the preconfigured formulas but it doesn’t appear in the Formulas tab ribbon. What can you do?
asked by Anonymous 
Chemistry
A compound has an empirical formula of CH2 and molecular mass of 84g. What is it's molecular formula?
asked by Mayra 
Intro to computers
You create a formula that adds cells E4 through E19. Three of these cells are blank. What happens?
asked by Anonymous 
English
Which sound device does this phrase demonstrate? cruel cackles of crazed crones A. consonance B. assonance C. alliteration D. onomatopoeia C?
asked by quick help needed 
Maths
Each gallon of shingle stain covers 120 square feet. How many gallons should you buy to cover 686 square feet
asked by Laja 
physics
A dolphin wants to swim directly back to its home bay, which is 0.800 km due west. It can swim at a speed of 3.58 m/s relative to the water, but a uniform water current flows with speed 2.95 m/s in the southeast direction.
asked by joe 
Math1
An undisclosed number of friends gather for dinner. Each person shakes each other persons hand exactly once. How many handshakes occur? Piti reasons that 2 people will have one handshake. For each person added, everyone in the earlier group will need to
asked by Heaven 
science
Which of the following substances would be most effective in relieving the pain caused by a manofwar sting to one's skin? 1. tap water 2. club soda 3. lipstick 4. perfume 5. lemon juice help this is a hard one
asked by miss 
Geometry
A building casts a shadow that is 250 ft long. The angle of elevation from the tip of the shadow to the top of the building is 43°. Find the height of the building to the nearest foot.
asked by Patricia 
Basic math for science
A sportswear manufacture determines that the marginal cost of producing x wormup suits is given in dollars by 200.015x.if the cost of producing one suits is $25,find the cost function and the cost of producing 50 suits and 100 suits
asked by Rose 
Chemistry
Write the formation equation for the ester that forms between propanoic acid and 1pentanol. Include the names of the products and the structures for all substances involved.
asked by Lily 
Math2
Fernando wears three colours of socks: red, blue and white. He doesn't pair his socks when he washes them, he just throws them into his sock drawer. A.) What is the fewest number of socks Fernando needs to take out of the drawer to guarantee he has a
asked by Heaven 
math
Given that triangle ABC is congruent to triangle RST, AB=x, BC=x+2, AC=x+4 and RS=2x7, find the perimeter for triangle ABC.
asked by kenzi 
Chemistry
Which amount of heat is released when 75.0 g of water at 0° C is frozen to ice?
asked by G 
Maths , logarithms
Can someone solve for x please. I don't understand it. 2^x . 7^x = log 14 My answer : 14^x = log 14 = log14÷log 14 = x X=1 Is this right????
asked by Jack 
physics
Please can someone show me how to go about this problem? The XY plane is illuminated by an electric field of strenght given as E=(24î + 60j + 70k) N/C; the flux through a 1.5m² portion of the illuminated plane is
asked by jay 
Math(Please Help!)
An undisclosed number of friends gather for dinner. Each person shakes each other persons hand exactly once. How many handshakes occur? Piti reasons that 2 people will have one handshake. For each person added, everyone in the earlier group will need to
asked by Heaven 
Math3
Prove the following conjecture: Between any two unique Real Numbers, there exists another Real Number.
asked by Heaven 
Math.........
Prove the following conjecture: Between any two unique Real Numbers, there exists another Real Number.
asked by Heaven 
@Ms. Sue La
THANK YOU Ms. Sue you are a life saver all the time. I see some of the post's Jerks saying very mean things about you. I just thought someone should tell you thank's for once like you deserve.They are just mad bc you won't come right out and give them the
asked by Ikcss 
Integral calculus
find the area of the surface generated by revolving about xaxis the upper half of the ellipse 4x^2 + 16y^2 = 64
asked by Anonymous 
Math
When twofifths of a number is increased by 15 the result is 27. What is the number?
asked by Jill 
math
Write this in scientific notation. (1.4*10^1)(8*10^4) a)9.4*10^4***** b)9.4*10^5 c)1.12*10^5 d)1.12*10^6 Please cheek my answer i am not sure if I am right or wrong.
asked by Jess 
Pharm
You receive an order written for 375 ml of D5W to be administered over 6 hours. Calculate the flow rate of the infusion with an IV set that has a drop factor rate of 20gtt/min
asked by Mamp 
Math
Use the clues To find the Mistery Number. The number os less than 800 and greater Than 780. It has 8 more tens than ones
asked by Mirella 
Maths
A garden has a small rectangular lawn surrounded by a flowerbed of equal width. The lawn measures 5 metres by 12 metres and the flowerbed has a width of x metres. Write an expression for the area of the garden and flowerbed
asked by Fatima 
English
I had to choose poetic device examples from a poem and these are the lines I chose. I just wanted them to be checked to make sure I am right! Alliteration  Sail south from here over the saltstreams Assonance  Go down to the sea, the home of the gull
asked by Justine 
chemistry
Suppose that 9.6 mL of 1.5 M KOH(aq) is transferred to a 250 mL volumetric flask and diluted to the mark. It was found that 31.5 mL of this diluted solution solution was needed to reach the stoichiometric point in a titration of 9.6 mL of a phosphoric acid
asked by jess 
Physics
A partially filled bucket of water sits on a scale and its weight is 4.8 N. A piece of metal is suspended from a thread and completely immersed in the bucket (but does not touch the bottom). The scale now reads 7.8 N. Find the volume of the metal.
asked by Anonymous 
Intro to computers
How do you change between worksheets inside an Excel Workbook?
asked by Anonymous 
Stats
A genetic experiment with peas resulted in one sample of offspring that of 421 green peas 155 yellow peas. Construct a 95% conf. Interval for yellow peas. _
asked by J 
Intro to computers
You have created a worksheet documenting sales over every quarter since the start of your company. Each column represents a quarter and each row represents a product you sell. Each cell contains the sales generated for that product. You want to find the
asked by Anonymous 
Intro to computers
What does the COUNT function do in Excel?
asked by Anonymous 
ALGEBRA
Determine each product. Please slow the steps. (x + 4)^2
asked by Kimmy 
economics
How do the jobs that are flowing into the U.S. compare with the ones that are flowing out?
asked by Petrova 
Math (precelc 12)
Find x: 2(5)^x=3^(x+1) I'm not sure what to do with the 2. I think I need to write the equation as log5^2x=log3^(x+1), but I don't know. Thanks
asked by Jana 
math
slove the game with following payoff 3*3 matrices:((2,3,1/2)(3/2,2,0)(1/2,1,1))
asked by priya 
English
1. For the onesyllable words ending in single vowel + single consonant, double the consonant before a suffix beginning with vowel. Examples: • beg + ed = begged • run + ed =running • rob + er = robber • sad + est =saddest 2. For the onesyllable
asked by rfvv 
math
use dominance to slove the game with following payoff matrices: ((2 3 1/2) (3/2 2 0) (1/2 1 1)). ANS: A=(1/4,0,3/4); B=(1/4,0,3/4); v=7/8. i got answer, but how to do this? i need solution
asked by priya 
math
a snail moves along the edge of a triangular lawn ABC from A back to A . The distance AB was done 15mins, BC in 25 mins and it took the snail 40 mins to do CA. What was the average speed of the snail in centimeters per second?
asked by ralph 
Chemistry
How many moles of a gas are present in 2.0L cylinder at 1.50 atmospheres and 17 degree's celcius?
asked by Mayra 
Math4
Describe why the following is a paradox: The following sentence is true. The previous sentence is false.
asked by Heaven 
A question
What are some ideas being propagated by society that most adhere to even though they know its wrong
asked by Rose 
Chemistry
1. A sample of oxalic acid (H2C2O4, with two acidic protons), of volume 46.56 mL was titrated to the stoichiometric point with 17.06 mL of 0.297 M NaOH(aq). What is the molarity of the oxalic acid? Answer in units of M. 2. What mass of the oxalic acid was
asked by Angelica 
7th grade science final
review Question  3 simple steps for DNA duplication I have found so many answers but cant get a concise one. 1. separation  of 2 dna strands unzips 2. duplicates 3. zips back up and then a simple sentence about each
asked by Danny 
physics pls help
Please can someone show me how to go about this problem? The XY plane is illuminated by an electric field of strenght given as E=(24î + 60j + 70k) N/C; the flux through a 1.5m² potion of the illuminated plane is
asked by jay 
Chemistry
Suppose that 12.41 mL of 0.169 M NaOH(aq) was required to titrate 0.1579 g of an unknown acid (HX). What is the molar mass of the acid? Answer in units of g/mol.
asked by Andrea 
Chemistry
If the reaction 2H2O2 →2H2O+O2 has a 45% yield, what is the molarity of the H2O2 solution if 2.5 L of this solution pro duces 150 g of O2?
asked by Andrea 
Pre calculus
olve the system of equations using matrices. Use Gaussian elimination with backsubstitution. x + y + z = 5 x  y + 3z = 1 4x + y + z = 2 I need it explained to me, how do I do this?
asked by Kim 
Chemistry
A sample of sodium hydroxide of volume 11 mL was titrated to the stoichiometric point with 24.5 mL of 0.138 M HCl(aq). What is the initial molarity of NaOH in the solution? Answer in units of M.
asked by Andrea 
science
Calculate the osmotic pressure 5% glucose Sol. At 298 kelvin?
asked by Rinku 
Chemistry
A sample of oxalic acid (H2C2O4, with two acidic protons), of volume 37.09 mL was titrated to the stoichiometric point with 22.41 mL of 0.163 M NaOH(aq). What is the molarity of the oxalic acid? Answer in units of M.
asked by Andrea 
chemistry
QUESTION 4 Data Set 3: 47.65 mL of a standard 0.1000 mol L–1 HCl solution is used to titrate a 0.3827 g sample containing NaOH and other impurities. None of the impurities reacted with the HCl. What is the mass of NaOH in the sample? a. 0.1737 g b.
asked by jess 
Maths
What is the next number in the series? 0 1 5 14 30 __
asked by Simon 
Travel and Tourism
What is the most successful marketing strategy for Travel Agents and Tour Operators?
asked by Taylor 
Physics grade 11 HELP
A cannon fires a projectile at 75 m/s at an angle of 56.7 above the horizontal. How high does the projectile get off the ground?
asked by Shirley 
Economics
What factors do you need in order to calculate a country's level of development?
asked by Caroline 
Math  integrals
Use the sub x1 = sqrt(5)tan(u) to evaluate 5∫3 1/(x^22x+6)^3/2 I don't know how to use the substitution
asked by Rob 
Chemistry
Consider a 500mL solution containing 2.0×10^5 mol HCl ·what is the pH of the above solution? ·If the solution is diluted to 1.5 L what will be the new pH?
asked by Mayra 
Math
I have a square house that has 1130 square feet, what is the dimension?
asked by Lynn 
PHYSICS
A football is kicked from the ground at an angle 30degree above the horizontal with an initial speed 18m/s and directly towards the goalkeeper. If the goal line is a horizontal distance 25m away calculate the vertical height at which the ball crosses the
asked by CHRISTINE 
PHYSICS
A stone is dropped from the top of a cliff and one second latter a second stone is thrown vertically downward with a velocity of 20m/s. How far below the top of the cliff will the stone overtake the first?
asked by CHRISTINE 
Chemistry
A flexible plastic container contains 0.833 g of helium gas in a volume of 18.3 L. If 0.203 g of helium is removed at constant pressure and temperature, what will be the new volume?
asked by Anonymous 
english
What parts of grammar are the words? Yesterday is history. Tomorrow is a mystery. Today is a gift, which is why we call it the present. Yesterday? Tomorrow? gift? call? it? present? My brother was discharged and will follow up next week. My? will follow
asked by sara 
Econ
What will result from an increased life expectancy and improved health care?
asked by Tyler 
algebra
The perimeter of a triangle is 45 centimeters. Find the lengths of its sides, if the longest side is 7 centimeters longer than the shortest side, and the remaining side is 2 centimeters longer than the shortest side.
asked by LaTasha 
statistics
How large a sample is needed to be able to estimate the proportion to within plus or minus 3% and be 95% sure the estimate is correct? frame contains approximately 25,000.do not take nonresponse into account.
asked by Garth 
Algebra
General tickets sell for $6 and adult $9. Sell at least 300 student and at least 500 adult. Costs $1 to advertise for adult and $.50 to advertise student. Have at most $400 for advertising. What is most profit that can be made? algebra inequalities
asked by Sharon 
chemistry
If I have a sample from doing a half lfe lab with m&ms, not timed, just pulling out decayed or m&ms with rhe m on top, how do I calculate the half life using t1/2=(.693)/k formula. Do I have to do this 9 times as it took 9 trys to use up all the m&ms. I am
asked by lulu 
SCIENCE PLZZ HELP!!!
____ is rate of change of position. Speed Velocity Acceleration Displacement 2. Which of the following is the difference between speed and velocity? direction units speed none of the above 3. A planet is discovered that is the same size as Earth and has
asked by gabby 
Chemistry
A flexible plastic container contains 0.833 g of helium gas in a volume of 18.3 L. If 0.203 g of helium is removed at constant pressure and temperature, what will be the new volume?
asked by Anonymous 
physics
A piece of copper of mass 40 grams at 20 degrees Celsius is placed in a copper calorimeter of mass 60 grams containing 50 grams of water at 10 degrees Celsius .ignoring heat losses,what will be the final steady temperature after stirring?(specific heat
asked by samuel 
biology
magnification of simple microscope
asked by kumkum 
Math
There are a total of 103 foreign language students in a high school where they offer Spanish, French, and German. There are 29 students who take at least 2 languages at once. If there are 40 Spanish students, 42 French students, and 46 German students, how
asked by Jun 
English
Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear
asked by quick help needed 
Algebra
I made a mistake. It should read at most instead of at least. General tickets sell for $6 and adult $9. Sell at most 300 general and at most 500 adult. Costs $1 to advertise for adult and $.50 to advertise student. Have at most $400 for advertising. What
asked by Sbrooks 
English
Read the following speech by Romeo in Act II, Scene ii. O, speak again, bright angel! For thou art As glorious to this night, being o'er my head, As is a wingèd messenger of heaven Unto the whiteupturnèd wond'ring eyes Of mortals that fall back to gaze
asked by quick help needed 
English
Which of the following correctly defines blank verse? A. poetry with no structure or rhyme B. a type of long poem often used for plays C. a type of rhymed poetry Shakespeare uses throughout his plays D. unrhymed verse written in iambic pentameter D?
asked by quick help needed 
English
Which of the following is a technique of satire used by Wilde in The Importance of Being Earnest? A. giving information about his characters in a direct, straightforward way B. ridiculously exaggerating the importance people such as Gwendolen place on a
asked by quick help needed 
Math Prob Stat
The probability that a student in this school has a job is 65%. What is the probability that: A. You ask at least 8 people before you find someone with a job? B. You ask at most 4 people before you find someone with a job? C. Between 15 and 29 people in a
asked by Kate 
Algebra
I made a mistake. It should read at most instead of at least. General tickets sell for $6 and adult $9. Sell at most 300 general and at most 500 adult. Costs $1 to advertise for adult and $.50 to advertise student. Have at most $400 for advertising. What
asked by Sbrooks 
Biology
If a man has cystic fibrosis and his wife is a carrier of the gene, what is the likehood of their offspring having the disease? Use a punnet square to justify your answer
asked by Hafsah 
Science
A man has a weight of 120kg what will be the Weight of same man on the moon
asked by Anonymous 
Biology
Outline the process of sampling along a transect
asked by Hafsah 
Math word
General tickets sell for $6 and adult $9. Sell at most 300 general and at most 500 adult. Costs $1 to advertise for adult and $.50 to advertise student. Have at most $400 for advertising. What is most profit that can be made?
asked by Math reread please 
English
How does imagery help evoke emotion in this poem Yes! in the sea of life enisled, With echoing straits between us thrown, Dotting the shoreless watery wild, We mortal millions live alone. The islands feel the enclasping flow, And then their endless bounds
asked by Justine 
help science
3 simple steps for DNA duplication I have found so many answers but cant get a concise one. 1. separation  of 2 dna strands unzips ? 2. duplicates ? 3. zips back up ? and then a simple sentence about each
asked by danny 
Math
How much should a girl go to 4th weigh?
asked by Tyra 
Math word
General tickets sell for $6 and adult $9. Sell at most 300 general and at most 500 adult. Costs $1 to advertise for adult and $.50 to advertise student. Have at most $400 for advertising. What is most profit that can be made?
asked by Math reread please 
English
Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear
asked by quick help needed 
English
Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear
asked by quick help needed 
English
Which of the following is a technique of satire used by Wilde in The Importance of Being Earnest? A. giving information about his characters in a direct, straightforward way B. ridiculously exaggerating the importance people such as Gwendolen place on a
asked by quick help needed