Questions Asked on
December 26, 2012

maths
Maya , Madhura and Mhsina are friends studying in the same class. In a class test in geography Maya got 16 out of 25. Madhura got 20. Thier average score is 19. How much did Mohsina score
asked by payal 
chemistry
If 35.0 g H2O at 22.7 °C is combined with 65.0 g H2O at 87.5 °C, what is the final temperature of the mixture? The specific heat capacity of water is 4.184 J/g×K. Chemistry
asked by gsdgsd 
Pre Calc 12
Four consecutive integers have a product of 360 Find the integers by writing a plynomial equation that represents the integers and then solving algebraically.
asked by Ellen 
chemist
If 50.0 g of benzene, C6H6, at 25.0 °C absorbs 2.71 kJ of energy in the form of heat, what is the final temperature of the benzene? The specific heat capacity of benzene is 1.72 J/g ⋅K.
asked by gsdgsd 
Statistics
A lock on a bank vault consists of 3 dials, each with 30 positions. In order for the vault to open, each of the three dials must be in the correct position. How many different dial combinations are there for this lock?
asked by Camela 
Math
At a festival, 2/7 of the number of girls was equal to 3/5 of the number of the boys. There were 165 fewer boys than girls, how many children were at the festival in all?
asked by Ana 
Math 8
Isabelle has a choice of 3 colors of pants, 5 colors of shirts, and 3 kinds of shoes. How many different outfits can she wear? a. 12 c. 22 b. 11 d. 4
asked by Anonymous 
Math
Jaden wants to cover the floor with square tiles the same size. The floo measures 315 inches by 108 inches. If she uses only whole tiles, find A) the greatest possible length of each tile B) the number of tiles needed to cover the floor.
asked by Ana 
Math
45 divided by 5/11 4/7 divided by 7/8 2 1/2 divided by 4 5/7x =140 Please help Thanks
asked by Na 
bio check my answer plz???
Ideally, sustainable development should ___________. A)put the protection of the environment ahead of human needs B)provide for human needs at the expense of the environment C)use more natural resources to make goods to meet human needs D)preserve
asked by Bre 
Algebra 2 ..
1)When Twinkle Toes Tony kicked a football, it landed 100ft from where he kicked it. It also reached a height of 125 ft. Write an equation that, when graphed, will model the path of the ball from the moment it was kicked until it first touched the ground.
asked by Anonymous 
math
Each rabbit constume needs one and one half yards of white fur fabric. a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. If Gail has ten yards of white fur fabric, seven yards of blue striped fabric, and one and three
asked by gary 
Child development
A correlation coefficient can range in value from A. +1.00 to 1.00 B. 1.00 to 0 C. 0 to +1.00 100 to +100
asked by Sofia 
biology help please check my answer???:)
What happens during photosynthesis? A)Heterotrophs consume ATP. B)Heterotrophs produce ATP. C)Autotrophs consume carbohydrates. D)Autotrophs produce carbohydrates. I think its D.
asked by MyChemicalRomance<3 
math problem triangle inequality help
Two sides of a triangle are 11 and 17. How many possible lengths are there for the third side, if it is a positive integer? I tried listing them all but I get confused...Please help thank you!
asked by Knights 
math
13. A set of final exam scores in an organic chemistry course was found to be normally distributed, with a mean of 73 and a standard deviation of 8. What is the probability of getting a score higher that 71 on this exam?
asked by Anonymous 
Strategic Management
Effective strategic management involves all levels of management. True of false
asked by Jdub 
mathsArithmetic progression
A ladder has rungs 25 cm apart.The rungs decrease uniformly in length from 45 cm at the bottom to 25 cm at the top.If the top and the botom rungs are two nd a half metre apart, what is the length of the wood required for the rungs
asked by Anonymous 
Business Communication
The built~in purpose of each letter should be to:
asked by Sandra 
physics
three point charges1*10^6,2*10^6,3*10^6.one kept at corners of an equilateral triangle of side 1m.what is potential at centre
asked by Anonymous 
chemistry
Element x is composed of isotopes x56 mass 56.0 u and x59 mass 59.0 u. What is the percentage abundance of each of these isotopes if the atomic mass is 57.3 u?
asked by Riana 
bio check my answers pretty please?
If purple flower color is dominant and red flower color recessive, how many phenotypes are possible in offspring of homozygous purple crossed with homozygous red? 1 2 3 4 I put 1.
asked by MyChemicalRomance<3 
Math
Josie spent 4/7 of the money in her purse on some books, and the rest of the money on 18 markers. Each marker cost $1.20. How much money was in Josie's purse to begin with ?
asked by Carina 
collage math
f(x)=x^3+3x find the rate of change between the two stated values x:1 to 2
asked by selina 
algebra
12square root(10)^12
asked by sheila 
problem
10x^485x^2+150
asked by Anonymous 
music
What is the diameter of the head joint of the flute? 2 cm 1.7 cm 120 cm 1.2 cm
asked by Anonymous 
English
Three by clay Bennett. The editorial cartoonist uses images to help you
asked by Funkymonkey 
math
9(a+b)^2(ab)^2 how would you factor that?
asked by Riana 
music
How are the keys mounted? with pliers with a hammer with rubber bands with straight springs my answer is a
asked by Anonymous 
Child development
What is an advantage of a crosssectional design?
asked by Sofia 
English
What public health issue starts the escalation of misery in "top of the food chain"?
asked by Karla 
Statistics
Please can some one help me with the following: A fisherman finds that approximately 17% of all his fish go bad by the time he takes them to the market. The fisherman catches 1,000 fish. A. How many will go bad by the time he takes them to the market? B.
asked by Alia 
umt lahore pakistan
a ball fired verticall an intial spedd of 30m\s At K=U K=u\4
asked by jamal ahmed 
maths
Find the mass of a hollow sphere of lead,with external diameter 10 cm and thickness 2 mm,if 1 cm^3 of lead weighs 11.4 gm.
asked by Anonymous 
maths
Add four to six times a number to get exactly six four.
asked by Anonymous 
maths
due to competition,a trader allows a discount of 15% on the marked price of his commodity and still makes a profit of 19% on the cost price.had he sold his commodity at the marked price,what would have been his profit percent
asked by peehu 
Maths
AB is a chord with centre O and radius 4 cm. AB is of length 4 cm and divides the circle into two segments. Find d area of minor segment. A chord PQ of length 12cm suntends an angle of 120 degree at the centre of a circle. Find the area of minor segment
asked by Shruti katiyar 
Math
A bicycle wheel, diameter 56 cm, is making 45 revolutions in every 10 seconds. At what speed, in kilometer per hour. Is the bicycle travelling?
asked by Niraj Kasyap 
physics
A person listening to a tone of 500 Hz sitting at a distance of 450m from the source of the sound. Calculate the time interval between successive compressive from the source.(velocity of sound=330m/s) [class 9th]
asked by yogendra 
Math!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Solve the following exponential equations. 8(6^2x+5)=7^3x4
asked by Nicole 
maths
How can we find root of numerical numbers
asked by Anonymous 
Chemistry
Calculate the number of grams of solid Mg(OH)2 that will dissolve in 650 mL of water. For Mg(OH)2, Ksp = 1.5 x 1011. Assume no volume change for the solution when the solid is added. A. 0.0093 B. 0.0059 C. 0.012 D. 0.019 E. 0.060 I got 0.0059, but I'm not
asked by Jessica 
chemysteryyy!!!!
Rubbing Alchol often contains propanol, C3H7OH. Suppose that you have an 85.9g sample of propanol. a) Howmany carbon atoms are in the sample? b) Howmany hydrogen atoms are in the sample? C)Howmany oxygen atoms are in the sample? PLEASE!! explain the steps
asked by Kristy 
Business Math
Lee Corp. purchased 10 key chains on January 1, 2010 for $9.00 each and 5 key chains were purchased on December 1, 2010 for $10.00. Seven were sold. What would be the inventory amount for LIFO, what would be the inventory amount for FIFO
asked by Jean 
math
Twentyseven greater than five divided by a number is eight.
asked by Briana 
math
in my math book i got a question that said order these number from least to greatest 0.09,3/25,8,0.1. My answer is 0.1,8,0.09,3/25 am i correct. Thanks.
asked by Americal 
math
20. Miguel is driving his motorboat across a river. The speed of the boat in still water is 11 mi/h. The river flows directly south at 2 mi/h. If Miguel heads directly west, what are the boat’s resultant speed and direction?
asked by bre 
Algebra 2 ..
Solve by completing the square. 5x^2+10x7=0 My answer: x= 1+ or  2sqrt.of 10 all over 5
asked by Anonymous 
Algebra 2 ..
Describe the transformations. 1. g(x)=(2x)^2 2. g(x)=1/2x^2
asked by Anonymous 
Math
Here is the other ones you didn't help me with ! 4/7 divided by 7/8 2 1/2 divided by 4 Thanks Please Help With All Of Them Thanks !
asked by Anonymous 
math
One bag contains 6 red chips and 5 yellow chips. Another bag contains 6 red chips and 4 yellow chips. A chip is drawn from each bag. What is the probability that both chips are yellow?
asked by lisa 
computers
sorry but do you know any fun websites that i could play educational games and games that are for fun?
asked by anonymous 
Math 8
Isabelle has a choice of 3 colors of pants, 5 colors of shirts, and 3 kinds of shoes. How many different outfits can she wear? a. 12 c. 22 b. 11 d. 4
asked by Anonymous 
Math
Madison spent 5/8 of her savings on a microwave oven and a refridgerator. She used 4/7 of the amount she spent to buy the refrigderator. The refridgerator cost $280 more than the microwave oven. How much savings did Madison start with ?
asked by Ana 
Question (plz read)
When writing something for the school's newspaper (high school) can you write funny stories that can get the reader's attention??? Just curious...
asked by Laruen 
Chemistry
A mixture containing 0.5 mol of H2 (g) and 0.5 mol of I2 (g) was introduced into a 10L container at a temperature of 448 C. At this temperature the equilibrium constant Kp is 50. i. What is the total pressure in the container before the reaction starts and
asked by Matt 
Chemistry
A mixture containing 0.5 mol of H2 (g) and 0.5 mol of I2 (g) was introduced into a 10L container at a temperature of 448 C. At this temperature the equilibrium constant Kp is 50. i. What is the total pressure in the container before the reaction starts and
asked by Matt 
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 RiRi 
math
Y=192 +0.04
asked by shahed 
math
Y=192 +0.04y
asked by shahed 
science
who discovered the concept of density?
asked by Eduarda 
math
A crate weighing 400N rests on aplane inclined at an angle of 20 degrees to the horizontal. there is a force of friction of 120N acting up the ramp. Determine (i) the resultant force acting on the crate, (ii) the contact,or normal force between the ramp
asked by Ameen 
cooking
When making a birthday cake, how can I make the cream?
asked by Anonymous 
Math Fractions
Nadia 4/9 h to complete her Language Arts homework and 2/9 h to complete her mathematics homework. Which takes longer? How much longer? I just need to know am I right or wrong? I calculated Wednesday to have 3 inches of snow. Which is 2 inches more than
asked by Matty 
Pharm Tech
If you want to know what dose forms are available for a particular drug, you would look in this section of a drug monograph? A. Adverse Reaction B. Warnings C. Dosage and Administration D. How Supplied
asked by Jacqui 
ACC/490
I need a summary of mt hood furniture pps sampling problem
asked by rebecca 
Math
Eliza and Jamie are making cup ckaes for a bake sale at school. Eliza need 2 1/3 cup of flour for her recipe and Jamie needs 1 3/4 cup for her recipe. They have 4 cups of flour. Do they have enough flour for both recipes ? Do I turn them into decimals then
asked by Matty 
APUSH
Race relations were _____ during World War 1: a. improved thanks to the efforts of government programs b. had moments of violence, but predominately improved material wealth for blacks in the north c.were among Wilson's top priorities; he had strong
asked by Student 
Business Math
Being inventory of 12 sets of paints at a cost of $1.50 each. During the year the store purchased 4 sets at $1.60, 6 sets at $2.20, 6 sets at $2.50, and 10 sets at $3.00. By the end of the year, 25 sets were sold. Caculate the number of paint sets in stock
asked by Jean 
Pre Calculus
mx3nx2+5x1 is divided by x2 the remainder is 39. When divided by x1 the remainder is 3. What are the values of m and n. Didn't know how to do the superscript for mx3
asked by Ellen 
8th grade math for Ms. Sue
How is an inequality different from an equation? Give a realworld scenario in which you would write an inequality rather than an equation. I don't know how to solve this or what the answer is. Please help!
asked by Destiny 
statistics
Suppose that 50 identical batteries are being tested. After 8 hours of continuous use, assume that a given battery is still operating with a probability of .70 and has failed with a probability of .30. What is the probability that between 25 and 30
asked by Camela 
PreCal.
find all the zeros of the following polynomial. Write the polynomial in fraction form. Show all the work. f(x)= x^4+3x^240
asked by phyllys 
8th grade math Ms. Sue
How is an inequality different from an equation? Give a realworld scenario in which you would write an inequality rather than an equation. I don't know how to solve this or what the answer is. Please help! You said: Denise has $50 and wants to buy two new
asked by Destiny