Questions Asked on
July 29, 2016

statistic
A survey found that women's heights are normally distributed with mean 62.5 in. and standard deviation 2.7 in. The survey also found that men's heights are normally distributed with a mean 67.9 in. and standard deviation 2.8 . Complete parts a

science
a bullet is fired with velocity 55m/sec at a target.if if the sound of collision heard after 7second.find the distance between target and gun.(speed of sound in air=330m/sec

Accounts
Present value of Rs.2000 due in 6 years if money is worth compounded semi annually

statics
you select a name at random from a hat that contains 33 freshmen,34 sophomores, 30 juniors, and 28 seniors. what is the probability that the name is a seniors?

Math
A car is traveling at a rate of 35 meters per second. What is the car's rate in kilometers per hour? How many kilometers will the car travel in 3 hours? Do not round your answers.

Chemistry
Electrochemistry In the electrolysis of aqueous copper(II) bromine CuBr2(aq, 1.00 g of copper is deposited at the cathode. How many grams of bromine are produced at the anode?

statitics
you are going to play two games the probability you win the first game is 0.60 if you win the first game the probability you will win the second game is 0.75 if you lose the first game the probability you win the second game is 0.55. what is the

math
a rectangle with side of 6 cm and 5 cm has the same area as an isosceles triangle with base length 12 cm find the altitude to the base of the triangle and the sides of the triangle

WH
Using the following passage from JeanJacques Rousseau's 1763 book The Social Contract to answer the following question Which quotation from the Declaration of Independence shows the influence of the idea of the social contract on the founders of the

Bookkeeping
All of the following are primary reasons for updating a chart of accounts, except that A.it's easier to train bookkeepers. B.it's easier to eliminate business excess departments. C.auditing is simpler and less expensive. D.it's easier to gather data from

Science
40 degrees north runs along 146th street on the north side of Indianapolis. What is the rotational velocity of the surface of the earth at 40 degrees north?

math
Find the measure of an angle with measure 8 less than the measure of its complement

math
Two angles are complementary to each other, if the ratio of the two angles is 3:2, then what is the difference of measures in degree of these two angles? please explain :(

Maths
you need to go on a trip to other ancient sites. Your plane takes off at 10:00 am from an airfield, and flies at 120 km/h on a bearing of 325 degrees T. your crew and equipment are in a second (incorrect flight) plane that takes off at 10:05 am from the

Chemistry
A voltaic cell, with Ecell = 0.180 V at 298K, is constructed as follows: Ag(s)Ag+(satdAg3PO4)Ag+(0.135 M )Ag(s) What is the Ksp of Ag3PO4?

Algebra
A cyclist rides her bike at a rate of 8 meters per second. What is this rate in kilometers per hour? How many kilometers will the cyclist travel in 2 hours? Do not round your answers.

Interior Decorator
Your client has seen a very costly brass bed that she's determined to have. It appears to you to be a good item for her room and worth it's price. Unfortunately, it's costs exceeds the entire amount planned for redecorating her bed room. The living room is

statics
hi damon the answer you gave me 28 how do i round it to three decimals places

Math
How many mls of a syrup containing 85% of sucrose should be mixed with 150ml of a 60% sucrose syrup to make a syrup conatining 80% sucrose

statics
how do i round 0.224 to three demicals places

statics
two dices are rolled find the probability that the sum is less than 6 and what is the answer rounded to 4 decimals places

luderitz
name any five forces that can negatively effect classroom enviroment if not addressed properly

math
the colored stripes pattern red,blue,blue,green,yellow repeats on wall paper.what will be the color of the 32nd stripe

statistics
can i get help with my question thank you

Calculus AB
How do you solve a system of logarithmic equations? They have completely different bases: {(log(25)^3)x + (log(2)^7)y = log(5)^27 {(log(7)^8)x + (log(3)^5)y = log(49)^2

Calculus AB
What are the six trigonometric functions of 2010 times pi?

math
Mr. Ali purchases a government bond for five years which gives simple interest 12% p.a. At the time of maturity he gets back 160000 AED. What amount he has invested?

math
A rectangular prism is 2 1/3 mm long, 1 1/2 mm wide and 3 mm tall. What is the volume of the prism? V = 2 1/3 x 1 1/2 x 3, or V = 7/3 x 3/2 x 3, or V = 63/6, or V = 10 1/2

Calculus AB
If csc x = 2.5, what is the value of x?

statistics
twenty light bulbs are tested to see if they claims last long as the manufacturers claims they do. three light bulbs failed the test. two light bulbs are selected at random without replacement from this collection of bulbs find the probability that both

maths
Find the measure of an angle with measure three times the measure of its supplement.

statistics
can someone help me with the question i asked please thank you

history
In which country did the first newspaper in the world start?

Math
At what point does the graph of the parametric equations y=32t, y=2+5t intersect the graph of the parametric equations x = 1+3s,y=59s. The answer is the point of intersection (x,y). Please help! I am really confused!

Math
A fence to a rectangular enclosure has a width w, which Is (5m) shorter than its length. (A).write down an expression for the perimeter of the enclosure. (B).if the perimeter is not to exceed (150m), find the maximum possible width of the enclosure.

Chm
If we increased the amount of acetic acid and sodium bicarbonate to 2.0 moles, what effect would this have on the reaction? The enthalpy change? Explain

math
Eight people rob a bank: What percent of the loot belongs to three people if they decide to share it evenly

Art and creative development for young children
During periods of stress or change which traits can families model for their children to support creativity

math
using two triangle rulers with angles of (30, 60, 90) and (45 , 45, 90) how many angles less than 180 degrees can be drawn?

Chemistry
If you start with 4.00 moles of C3H8 (propane) and 4.00 moles of O2, how many moles of carbon dioxide can be produced?

statistics
twenty light bulbs are tested three light bulbs fail the test. two light bulbs are selected at random without replacement from this collection of bulbs find the probablilty that both light bulbs failed the test. round the answer 3 decimals places

statistics
according to the health and exam survey (19992008)35.7% of u.s adults were consdered obese(body mass greater then30)if two people in the u.s are selected at random is the probability that both are obese

statistics
i made a typo i meant to say what is the probability that both are obese

COM 425
Organizational innovation is a planned and direction change intended to 1) get an advantage over the organization's competition 2) improve the organization's upper hierarchy 3) address problems and improve organizational performance 4) dismantle

Foundation Chem
Why do we need to keep water warm in a limiting reactant experiment around 80 to 90 degree celcius

Calculus
Calculate the interval of convergence. Sigma from n=1 to infinity of (n!*x^n)/n^n.

math
The length of three line segments are a,b, and c respectively, and a=2/3b c=3/2b then a : c = ?

MATH
Does the sequence converge? Work out a=1^n

Math
how to solve this po? 4(4x)^2 + 2(4x) + 5 I hope you can answer this for me. and thank you very much. :)

PACE INter Science Colldege
what is average rate in cm3/s of gasoline to the engine of a car travelling at 100km/hr if it averages 10km/l?

Chemistry
A 50.0 mL solution with analytical concentration of 0.100M in HClO4and 0.080M in formic acid is titrated with 0.200M KOH. Calculate the pH after addition of the following volumes of titrants: a) 0.0, b)20.0, c) 25.0, d)35.0, e)45.0, f)50.0

Chemistry
Calculate the pH of the buffer formed by mixing 50.0mL of 0.200 F NaH2PO4 with 50.0mL of 0.120 F HCl

math
In a exam 80% students passed in accountancy, 85% paased in mathematic ,75% passed in both subject. If 45 students fail in boths subject than what is the total number of students?

Physics
A ladder 9 meters long is place a wall t base 2 metera away. What is the height reach by the ladder?

Physics
If a man walks 4 km east and then 5 km south. How far is he from the point where he started?

Stats
Suppose a Normal model describes the fuel efficiency of cars currently registered in your state. The mean is 27 mpg, with a standard deviation of 4 mpg. Describe the mileage of the most efficient 3% of all cars. a. greater than 24.9 mpg b. greater than

Maths
While cruising the Nile, you see a bank covered in crocodiles. The tour guide says the distance from the water's edge to the top of the bank is 15m, which is 6m above the water line. Using the sine rule, calculate the angle of depression a crocodile at the

math
the length of the diagonals of a rhombus are in the ratio 3:4 if one side of the rhombus is 10 cm the length of both the diagonals of the rhombus

probability
A nationwide survey showed that 65% of all children in Ghana dislike eating vegetables. If 4 children are chosen at random, what is the probability that all 4 dislike eating vegetables?

Chemistry 12th
How can you prepared to benzo phenol from phenyl magnetium bromide

Chemistry
if 1.7L of a saturated solution of AgC2H2O2 is found to contain 14.1g of AgC2H3O2. What is the Ksp of AgC2H3O2?

Chemistry
if the solubilty of AgC2H3O2 is 5.0 x10^2mol/L. What is the Ksp?

Chemistry
Downlad Project

math
is secA*cosA =1 for all A where 0

chemistry
Using dissociation constants from Appendix D in the textbook, determine the value for the equilibrium constant for each of the following reactions. (Remember that when reactions are added, the corresponding equilibrium constants are multiplied.) (i)

Chemistry Theory
We are able to "see" the shapes of molecules with Xray crystallography. However, even without this technology, there is a great deal of evidence that water, H2O, is a bent, polar molecule. Discuss this evidence and explain how it relates to our model of

Chemistry
How do you determine the polarity of a substance? Example?

Chemistry
What are 2 allotropes of carbon? Could you please compare the physical and chemical properties....

physics
three equal charges each of 2.0×10^6 are fixed at three corner of an equilateral triangle of side 5cm .find the coulomb force experience due to other two charges