Questions Asked on
January 2, 2013

maths
A rectangular sheet of paper 30 cm X 18cm can be transformed into a right circular cylinder in two ways  by rolling the paper along its length or by rolling it along its breadth . Find the ratio of the volume of two cylinders formed.
asked by Anonymous 
Chemistry
1. How much heat is added to 40.0 g of ice at –20 o C to convert it to steam at 120 oC? 2. How much heat is added to 25.0 g of ice at –25 o C to convert it to steam at 120 oC? 3. How much heat is added to 10.0 g of ice at –20 o C to convert it to
asked by Briana 
maths
A shopkeeper marks his goods in such a way that after allowing a discount of 25% on the marked price , he still makes a profit of 50%. find the ratio of the C.P. to the M.P.
asked by harpreet 
math
given that vectors(p+2q) and (5p4q) are orthogonal,if vectors p and q are the unit vectors,find the dot product of vectors p and q?
asked by bhawani 
Trigonometry
From an observation tower that overlooks a small lake, the angles of depression of point A, on one side of the lake, and point B, on the opposite side of the lake are, 7degrees and 13degrees, respectively. The points and the tower are in the same vertical
asked by Marika 
psychology
To ensure that the memory of a child is accurate, it is important to: A. ask him to draw a picture of the event B. reward him for telling what happened C. reassure him that his friends have had the same experience D. avoid the use of leading questions or
asked by angie 
physics
Ten bags of top soil, each weighing 180 N, are placed on a 2.90m long sheet of wood. They are stacked 0.50 m from one end of the sheet of wood, as shown below. Two people lift the sheet of wood, one at each end. Ignore the weight of the wood, how much
asked by Jamison 
Algebra
I have a few questions I need help with. They are to help review for our exam. 4) Without graphing, is each system independent, dependent, or inconsistent? x3y=0 xy=4 (i believe dependent) dependent independent inconsistent 6) Which matrix represents
asked by lila 
ELA reading
is a turtle a person place or thing?
asked by Anonymous 
math
how would i find the sum of the 7 term. if i have 1st term = 11 and 7th term = 704.its a geometric series. i don't know how to find the difference?
asked by Riana 
math
at the beginning of the summer, conan had $180 in the bank. each week he deposits another $64 that he earns mowing lawns. is his account balance proportional to the number of week since he started mowing lawns?
asked by melanie 
psycology
Prescott is an old hand in the print shop. He insists that there's only one dependable kind of process for printing a threecolor brochure. By contrast, Baldwin recognizes several different approaches to threecolor printing through the use of new digital
asked by Anonymous 
Maths
If O is the centre of the circle and the area of sector OAPB is 5/18 of the area of circle . Find angle.
asked by Shruti katiyar 
physics
If the torque required to loosen a nut that is holding a flat tire in place on a car has a magnitude of 31.0 N·m, what minimum force must be exerted by the mechanic at the end of a 34.0 cm lug wrench to accomplish the task?
asked by Jamison 
Math
Don breaks a4 by 7array into a 2 by 7 array and another array. What is the fact for dons second array? Write a.number sentence that models the relationship of the 4 by 7 array to the other two arrays
asked by Kolby knapp 
maths
the inside perimeter of a running track shown in figure is 400m the lenghth of each of the straight portion is 90, and the ends are semicircles, if the track is 14 m wide everywherwe,find the area of the track. also find the length of thee outerboundary of
asked by Anonymous 
maths
a solid sphere of radius r is melted and cast into the shape of a solid cone of height r, then the radius of the base of cone is
asked by faizel 
Chemistry..
A chemical engineer calculated that 15.0 mol H2 was needed to react with excess N2 to prepare 10.0 mol NH3. But the actual yield is 60.0% . Write a balanced chemical equation for the reaction. Is the amount of H2 needed to make 10.0 mol NH3 more than, the
asked by Anonymous 
Meidcla Terminology
Some technical terms pass into common usage as knowledge about a field spreads. Think of three such terms that have passed into common usage recently. Here are my Answers would this be correct? DNA IV High Blood Pressre or Hypertension
asked by Bridgett 
ap chem
The diatomic molecule OH exists in the gas phase. The bond lengthand bond energy have been measured to be 97.06 pm and 424.7 kJ/mol.Knowing that only the 2p orbitals of will interact significantlywith mol, respectively. Assume that the OH molecule is
asked by bob 
math
The ratio of zinc and copper in an alloy is seven ratio nine if weight of copper in the alloy is eleven point kg then find the weight of zinc in the alloy
asked by nisha 
Math
The Dubuque Cement Company packs 80pound bags of concrete mix. Timestudy data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the
asked by Theresa 
Biology
In a lab on lung capacity where lung volumes (Tidal Volume, Expiratory Reserve Volume, Inspiratory Capacity, Inspiratory Reserve Volume, and Vital Capacity) are measured... Why can't you measure the Inspiratory Reserve Volume (IRV) directly? (In the
asked by Ash 
Functions 11: Series and Sequence 2
The sum of the first two terms of a geometric sequence is 3. The sum of the next two terms is 4/3. Find the first four terms of the sequence.
asked by lg 
math
Two jets are traveling toward each other and are 4000km apart. The rate of one jet is 100km/h faster than the rate of the other. If the jets pass each other after 2.5 hours, what is the rate of the faster jet?
asked by Jim 
Trigonometry
A baseball diamond is a square with sides 27.4m. The pitchers mound is 18.4m from home plate on the line joining home plate and second base. How far is the pitcher's mound from first base?
asked by Marika 
Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g
asked by Marilyn 
math (algerba 1)
I have a worksheet called puzzle 21 Super Challenge. It's from Crossmatics, Dale Seymour Publications and it's page number is 21. Anyways, I don't understand what it means when it says see 4across. What does that mean?
asked by Kate 
Math
I would like to challenge you tutors....... RIDDLE: YOU HAVE TWO BUCKETS. ONE IS A 5 GALLON BUCKET AND THE OTHER IS A 3 GALLON BUCKET. HOW CAN I GET 4 GALLONS IN THE 5GALLON BUCKET? HAHAHZSEE IF YOU CAN SOLVE IT.......TUTOR, THE MASTER...
asked by Anonymous 
algebra
without graphing is each system independent, dependent, or consistent? x3y=0 xy=4 please someone help me
asked by lee 
algebra
which matrix represents the system of equations below. 2x7y=3 7x6y=12 not sure how to figure this out.
asked by lee 
social studies
plzz HELP me with my social studies i need to get this one done within 10 min plzz 1. Which word most closely means civility? (1 point) respect discipline patriotism liberty 2. Civicmindedness most encourages people to (1 point) speak their minds about
asked by peace 
Physics
A bell with a fundamental frequency of 880 Hz is moving toward an observer at 3.5 m/s. If the speed of sound is 343 m/s, what pitch would be heard by the observer
asked by Jenn 
maths
find the equation of a straight line on which the perpendicular from the origin makes an angle of 30 degree with the xaxis and which forms a triangle of are 50/root3 with the axes
asked by rajeev 
ap chem
Show how a hydrogen 1s atomic orbital and a fluorine 2p atomic orbital overlap to form bonding and antibonding molecular orbitals in the hydrogen fluoride. Are these molecules sigma or pi molecular orbitals?
asked by bob 
7th grade math Ms. Sue please
13. A baseball bat and 8 baseballs cost $163.25. The bat costs $106.45. What is the cost c of one baseball? (1 point) 163.25 – 8c = 106.45; $33.71 8c + 106.45 = 163.25; $7.10 8c + 163.25 = 106.45; $7.10 8c – 106.45 = 163.25; $33.71 14. Mark weighs 74
asked by Delilah 
math
a baseball club has 18 players for every team, with the exception of four teams that have 19 playes each. is the number of players proportional to the number of teams?
asked by melanie 
math
What is the least common denominator for the fractions 5/27 and 5/36 ?
asked by noah 
economics
John has a job that requires him to travel 3 of every 4 weeks. He has an annual budget and can travel either by train or by plaine. The airline on which he typically flies has a frequent traveler programme that reduces the cost of his tickets according to
asked by jean 
algebra
which steps transform the graph of y=x^2 to y=(x3)^3+2 would it be 3 units to right translate up 2 units
asked by lila 
algebra
Xpower2 15+50=0
asked by nadine 
economics
John has a job that requires him to travel 3 of every 4 weeks. He has an annual budget and can travel either by train or by plaine. The airline on which he typically flies has a frequent traveler programme that reduces the cost of his tickets according to
asked by jean 
math
The area of a triangle is fifty cm square if altitude is of eight cm what is the lengh of its base
asked by nisha 
math
what is the quotient of 100 and the sum of b and 24
asked by brook 
Geometry
If the base(b) of a triangle is 9 inches and the height(h)is =12 in. Then what is the area?
asked by Phil 
Algebra
Could someone be nice enough to check my answers please? 1)Identify a pattern and find the next number in the pattern. 2,3,8,13 my answer; 18 2)Name the property of real numbers illustrated by the equation. 4(x+4)=4x16 my answer; distributive property
asked by Lee 
math
What is the of a parallelogram with base nine cm side length twentyseven cm and height twenty cm
asked by nisha 
Pleaseeeeeeeee Help me
Project: Data Analysis The following chart lists the average low, average high, record low, and record high temperatures for the month of April in Denver, Colorado. Day Average Low Average High Record Low Record High April 1 32°F 58°F 6°F 78°F April 2
asked by Morgan S 
AP CHEMISTRY
What is the of a solution obtained by dissolving two extrastrength aspirin tablets, containing 594 of acetylsalicylic acid each, in 202 of water? The active ingredient in aspirin is acetylsalicylic acid , a monoprotic acid with Ka=3.3*10^4 at 25 C. Can
asked by Amber 
Geometry
If the length(L) of a rectangle is 15 inches and the Width(W) is =2 in. Then what is the area?
asked by Phil 
mechanics physics
A car moved at 15m/s for 2minutes, afterwhich it moved at 18m/s for 45seconds,calculate the average velocity of the car?
asked by precious 
algebra
please help because am missing something.thankyou factor completely given that x+2 is a factor. 2x^3 + 7x^2  3x  18
asked by Josie 
math
What is the perimeter of a parallelogram With base nine cm side lengh twenty seven cm and height twenty cm please help me
asked by nisha 
algebra
If A and B are two different numbers selected from the first thirty counting numbers from 1 to 30 inclusive, what is the largest possible value of A+B/ AB? Ann takes medicine for a cold. She must take one pill every 8 hours and a teaspoonful of cough
asked by Randy M 
English
Hamlet Take Home Test  Response Essay Answer ONE of the following questions in 750850 word response: 1) The hero in a Shakespearean play always contributes in some way to the disaster in which he perishes. How true is this in Hamlet? 2) Discuss the use
asked by Kristy 
algebra
Alan sold his bike to Dan making a 20% profit. Dan sold the bike to Carol for $180 which was a 25% profit for Dan. How much did Alan originally pay for the bike?  A positive number is increased by 20%. This new number is now decreased by 20%. To obtain
asked by Bob J 
7th grade math help
I HAVE NO IDEAAAAAA! Simplify the expression. 6. –6 – 7(c + 10) (1 point) 64 – 7c –76 – 7c 4 – 13c –16 – 13c 7. 2x + 3(x – 2) – 3(x – 6) (1 point) 2x + 12 2x – 8 8x – 24 2x – 24
asked by Delilah 
Geometry
find the area of a triangle whose base(b) is 8 inches and whose height (h) is 12 inches
asked by Phil 
math
find the inverse of the following function. find the domain, range and asymptotes of each. f(x)=In(x+1)+1 please show work.
asked by Heather 
math
In how many years will rs ninehundred amount to rs one thousand one hundred and seventy at ten percent per annum please help me coz i must submit my homework after one days please help me and thankyou so much jiskha site love u
asked by nisha 
algebra
How do you slide a point from (0,2) to (3.5,5)?
asked by Michaela 
physics
a window washer pushes his scrub brush up a vertical window at a constant speed by applying a force f. the brush weighs 8N and the coefficient of friction is 0.4. calculate a) the magnitude of the force f. b) the normal force exerted by the window on the
asked by flay 
physics
what has no beginning and no end. it is also considered as the medium for light in einstein's theory of relativity
asked by flay 
Physics
A car (mass = 1080 kg) is traveling at 25.4 m/s when it collides headon with a sport utility vehicle (mass = 2750 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle
asked by Tim 
Algebra
If someone invests $8000 at 7%, how much additional money must he invest at 4% so that his total annual income may equal 5% of his entire investment?
asked by Betsy 
math
the numerical expression for 7/83/4(21/6)2/3 is equal to I made a common denominator of 24 21/241&+12/24+3/2416/24 15/24+3/2416/24 12/2416/24 28/24 both are divible by 2 14/12 & divide both by 2 again to get 7/6 Is this correct? Thank you
asked by es 
physics
the sun goes the starry vault once a year, the moon goes completely around every month. does it follow the same path as the sun??
asked by flay 
physics
a 25,000 kg helicopter carrying a 7200 kg load is accelerating up at 1.2 m / sec squared. What is the force of air resistance on the halicopter?
asked by jsh 
physics
what are the two things that determined the path of an object launched at an angle to the horizontal.
asked by flay 
trigonometry help me
6.Prove that tan y cos^2 y + sin^2y/sin y = cos y + sin y 10.Prove that 1+tanθ/1tanθ = sec^2θ+2tanθ/1tan^2θ 17.Prove that sin^2wcos^2w/tan w sin w + cos w tan w = cos wcot w cos w 23.Find a counterexample to shows that the equation sec a – cos
asked by eddy 
us history
What was the platform of the American Party? Its other name? I can't find the platform anywhere.... I think it's other name is the Know Nothing Party but not sure. Please help!
asked by Fort 
us history
What year was the slave trade supposed to end? Why didn't it stop?
asked by Fort 
Functions 11: Series and Sequences
4m + 1, m + 1 and 10  m are the first three terms of a geometric sequence. Find t4.
asked by lg 
living enviornment
What structure is involved in carrying out each of the following life activities in the paramecium: A.INGESTION B.DIGESTION C.TRANSPORT D.EXCRETION E.WATER BALANCE F.LOCOMOTION G.REPRODUCTION PLEASE HELP ME OUT
asked by kayla 
Physics
A mass m1 = 4.1 kg rests on a frictionless table and connected by a massless string to another mass m2 = 5.9 kg. A force of magnitude F = 32.0 N pulls m1 to the left a distance d = 0.83 m. 1) How much work is done by the force F on the two block system? 2)
asked by Drew 
math
f(x)=4x^2 simplify completly. Use difference quotient.
asked by kori 
Chemistry 30
In addition to alkanes, cracking reactions may also involve alkenes, alkynes and aromatics. For each of the following reactions, draw a structural formula equation. Include all reactants and products: a) but1ene > ethyne + ethane b) 3methylheptane >
asked by Iris 
math
what is the unit rate for 22 gallons of gas to go 682 miles
asked by luke 
programming
Write a php program for Currency conversion. Input Currency name, Value of Input Currency, Output Currency Name Output Currency Value. 1 dollar=50 Rupee 1 Pound= 1.5 dollar 1 Pound= 80 Rupee
asked by siddharth 
Pre algebra
5.4=y1.5.+2.3
asked by Kayla 
reading
Read the following passage from “The Medicine Bag.” But after they left, Mom said, “No more visitors for a while, Martin. Grandpa won’t admit it, but his strength hasn’t returned. He likes having company, but it tires him” That evening, Grandpa
asked by lysii 
Physics
A 48.8kg skater is standing at rest in front of a wall. By pushing against the wall she propels herself backward with a velocity of 1.88 m/s. Her hands are in contact with the wall for 0.763 s. Ignore friction and wind resistance. Find the average force
asked by Tim 
Math
A small pizza is of diameter 14 cm and a medium pizza 28 cm. Is a medium pizza twice as large as a small pizza? Use calculations to support your answer. A medium pizza is cut into 3 equal parts, and each part is sold for $15. A small pizza is sold for $12.
asked by Kiera 
help plzzzzz
Discuss the responsibilities a parent has to volunteer parents when these parents are invited to participate in learning activities. Include five responsibilities in your discussion and give an example of each.
asked by Nick 
business communication
In written communications, your tone is transmitted by your: A. image. B. body language. C. words and perceived spirit behind them. D. facial expressions. I think the answer is c
asked by anonymous 
health
What supplement has been known to reduce symptoms of aggression and depression in patients, especially women with borderline personality disorder? A. Omega3 fatty acids B. Vitamin K C. Folic acid D. Biotin
asked by kiki 
algebra
turn 2xy4>0 into y equal
asked by jj 
Algebra 1
little help? 1)The function g(t) = 2t represents the number of guitar lessons, g(t), you can complete in t months. How many guitar lessons can you complete in 7 months? 2)A taco stand sells tacos for $3.25 each. The stand’s expenses for the day are $210.
asked by Hally 
math
Find the slope and y intercept of the equation y=(2a)x+a I know how to find slope and y intercept; I just don't know how to solve this.
asked by carlee 
US History
I have a few questions about World War I that I can't seem to find information about in any textbooks or online: Was Russia forced to act in defense of Serbia to protect access to the warm water of the Black Sea? Did France extend support to Russia in an
asked by Matt 
Algebra
need help. The skier goes down the slope distance d and time t. The relationship between d and t can be represented in the following form d = at = bt^2 where a nd b are constants. If given d=11 t=2 and d=28 t=4 how to calculate values of a and b. Calculate
asked by zhuzhu 
math
A community center has 3 tennis teams and 5 basketball teams. No one is on both teams. How many athletes are there?
asked by Kevin 
functions
4m + 1, m + 1 and 10  m are the first three terms of a geometric sequence. Find t4.
asked by mina 
physics
Ten bags of top soil, each weighing 150 N, are placed on a L = 2.95 m long sheet of wood. They are stacked 0.50 m from one end of the sheet of wood, as shown in Figure 827. Two people lift the sheet of wood, one at each end. Ignore the weight of the wood,
asked by Jamison 
physics
Two people are holding up the ends of a 4.40kg wooden board that is l = 1.60 m long. A m = 7.00kg box sits on the board, 0.50 m from one end, as shown below. What forces do the two people exert?
asked by Jamison 
physics
Harris and Paul carry a surfboard that is 2.43 m long and weighs 143 N. Paul lifts one end with a force of 40 N.
asked by Jamison 
math
Steve McSpoke left home on his bicycle at 8am, traveling at 18km/h. At 10am, Steve's brother set out after him on a motorcycle, following the same route. The motorcycle traveled at 54km/h. How long had steve traveled when his brother overtook him?
asked by Kate 
physics
A steel beam that is 6.00 m long weighs 332 N. It rests on two supports, 3.00 m apart, with equal amounts of the beam extending from each end. Suki, who weighs 550 N, stands on the beam in the center and then walks toward one end. How close to the end can
asked by Jamison 
math
Two trucks left buck's trucks traveling in opposite directions. One truck traveled at a rate of 70km/h, the other at 80km/h. After how many hours were the trucks 900km apart? I got 3 hours as my answer, but I don't think that's right...
asked by Kate 
algebra 2
what is the yintercept, the xcoordinate of the vertex and the equation of the axis of symmetry of the problem f(x)=2x^2
asked by jessica 
algebra
10n+6=15n9 n=
asked by rachel 
math
which number is a multiple of 3? 16, 20, 24, 28
asked by Quan 
math
(h)t=4.9t^2+98t+8 Find the max height?
asked by Nina 
math (algerba 1)
Ms. Driva Reck drove from her home to a service station at 48km/h. She returned home by bicycle at 16km/h. The entire trip took 4 hours. How far was the service station from Ms. Reck's home?
asked by Jim 
math
Maria said 7x3=21. Connie said 3x7=21. Who is correct? Explain.
asked by Vershawn 
physics
Jane weighs 150 lbs and Bob weighs 220 lbs. They decide to try skydiving. If they jump at the same time, who would reach the ground first
asked by tina 
Math
A plane on a search mission flew east from an airport, turned, and flew west back to the airport. The plane crised at 300km/h when flying east, and 400km/h when flying west. The plane was in the air for 7 hours. How far from the airport did the plane
asked by Kate 
Algebra 1
1)A farmer plans to create a rectangular garden that he will enclose with chicken wire. The garden can be no more than 30 ft wide. The farmer would like to use at most 180 ft. of chicken wire. Write a system of linear inequalities that models this
asked by Hally 
algebra
10n+6=15n9 In this equation what does n=
asked by rachel 
7th grade language arts Ms. Sue please
2. Which of the following synonyms of assurance has a negative connotation? (1 point) selfpossession pompousness confidence 4. In the phrase, "the grimfaced Yankee principal," how is the word "Yankee" an example of semantic slanting? (1 point) It is used
asked by Delilah 
math (algerba 1)
A motorboat can travel upstream on a river at 18km/h and downstream at 30km/h. How far upsteam can the boat travel if it leaves at 8am and must return by noon?
asked by Kate 
physical science
4. Jane weighs 150 lbs and Bob weighs 220 lbs. They decide to try skydiving. If they jump at the same time, who would reach the ground first
asked by tina 
physical science
8. Which one has more momentum? Which has the greater impulse? a. A 2000 kg car moving at 5 m/s b. A 9 g bullet traveling at 450 m/s
asked by tina 
chemistry
calcium metal (Ca) can be produced by passing an electric current through molten calcium chloride. chlorine gas is also formed. what is the balanced equation for this reaction
asked by Anonymous 
Math
Yoon Ki drove from Phoenix to tuscan in 1 1/2 hours. then she drove from tuscan to el paso in 4 3/4 hours. the second part of her trip was how many times as long as the first part. explain answer
asked by Angel 
7th grade language arts Ms. Sue please
4. In the phrase, "the grimfaced Yankee principal," how is the word "Yankee" an example of semantic slanting? (1 point) It is used with a negative connotation. It is an exaggeration. It presents a vivid image. Is the answer: It is used with a negative
asked by Delilah 
Physical Science
What is the acceleration of an airplane with an initial velocity of 150 m/s and a final velocity of 175 m/s and the velocity change was made in 5 seconds? .
asked by Mariah 
math
first term of the arithmetic sequence is 13. two other terms of the sequence are 37 and 73. common difference is consecutive terms integers. determine all possible values for 100th term.
asked by Riana 
geometry
What is the area of this scalene triangle 12x 15x 9x
asked by Lynn 
spainsh 2
Provide the correct form of the conditional tense for the regular verbs in thefollowing sentences: 1. Si yo tuviera hambre, ________ (comer.) 2. Si el bebé tuviera sueño, él _______ (dormir.) 3. ¿Qué te _______ (gustar) pedir? 4. Me _________ (gustar)
asked by Alexus 
Calculus
Assume that an airplane is flying toward you at a constant height, h miles and at a speed dx/dt. When the plane is x miles away, what is the rate of change of theta?
asked by Bibi 
education
Even though the education profession continues to be a lower paying profession than other career opportunities, why do people continue to become teachers? discuss
asked by Renee 
Spanish
I need to unscramble some words in spanish. Can you help me 1) ripcarcat 2) nomrat 3)satdueri 4)icrncoa 5)raaperpr 6)mrorpac 7)cacreshu Thank you
asked by Eric 
maths
find out 10 pairs of one digit numbers whose product end with the digit 0?
asked by rayan 
Trig
Find the other five trigonometric ratios of theta. cos theta=7/20 cos theta=1/5
asked by Lavanda 
math
What is an expression that is equivalent to 3x(x+6y+21z)?
asked by Anonymous 
Math
6/2(1+2)=
asked by angie 
7th grade language arts last question plz Ms. Sue
2. Which of the following synonyms of assurance has a negative connotation? (1 point) selfpossession pompousness confidence Okay, for #2, you said my answer was correct (selfpossession). My mom is saying that the answer is "pompousness". I don't know
asked by Delilah 
physics
consider system shown in fig. 1. the coeffecient of kinetic friction between block a (m=10 kg) and the table is 0.20. calculate the weight of the hanging block required if this block is to descend at constant speed once it has been set into motion.
asked by flay 
matematica
( 3x+5y =15,30) (6x+2y)=16,20 x ? y ? thanks
asked by gaetano 
physics
a bottle is given a push along a tabletop and slides off the edge of a table. neglect air resistance. a) what force are exerted on the bottle while it is falling from the table to the floor? b) what is the reaction to each force ,that is, on what body and
asked by flay 
english
sentence labeling
asked by haley 
math
solve 9x
asked by es 
algebra
The total age of Friday and Fred is 68 years. Fred is thrice as old is Friday. How old is Fred?
asked by Mas 
math
t8=1024 and decrease by 2/3. what will be the sum of the first 7 term. i don't know what shud i do first to solve it.
asked by Riana 
ap calculus
How is the ap calculus AB and BC test? Is there any online practice test?
asked by maria 
grammar
Madam didn't ask me.[change the voice]
asked by But madam you yourself made the fire up.[change thd voice] 
Math (Ms. Sue Please help!)
A plane on a search mission flew east from an airport, turned, and flew west back to the airport. The plane cruised at 300km/h when flying east, and 400km/h when flying west. The plane was in the air for 7 hours. How far from the airport did the plane
asked by Kate 
math help1answer
4. Which of the following has the lowest unit price? Brand A: 5 lb for $3.50 Brand B: 8 lb for $5.20 Brand C: 3 lb for $2.25 (1 point) Brand A Brand B Brand C All brands have the same unit price.
asked by tesj 
Anyone Please Help!
A plane on a search mission flew east from an airport, turned, and flew west back to the airport. The plane cruised at 300km/h when flying east, and 400km/h when flying west. The plane was in the air for 7 hours. How far from the airport did the plane
asked by Kate 
7th grade math Ms. Sue plese
Can you please help me solve these problems? I have no idea! 2. w over four – 4 = 3 (1 point) –4 28 3 11 3. d over three+ 10 = 7 (1 point) 51 20 0 –9 6. –6 – 7(c + 10) (1 point) 64 – 7c –76 – 7c 4 – 13c –16 – 13c 7. 2x + 3(x – 2)
asked by Delilah 
science
A rock of mass 50kg is held at 45meter from the ground.it is allowed to fall freely.find the change in potential energy,when it is a height at 20meter from the ground.also find the speed at this time and kinetic energy ?
asked by Anonymous 
7th grade math Ms. Sue
1. –9p – 17 = 10 (1 point) –3 16 18 –16 2. w over four – 4 = 3 (1 point) –4 28 3 11 3. d over three+ 10 = 7 (1 point) 51 20 0 –9 4. –2(m – 30) = –6m (1 point) –15 –13 –8 8 5. 2.9n + 1.7 = 3.5 + 2.3n (1 point) 3 –3 .3 1 Simplify
asked by Delilah 
ap chem
in a sigma antibonding orbital where are the electrons most likly to be found in relation to the nuclei in a bond?
asked by mary 
math
If a gallon of tea has 24 tbsp of sugar How much sugar is in 1 cup of tea ?
asked by Anonymous 
Algebra
Which is the correct answer to the following: Simplfy: 2 + 3 . 10 Devided by 5 . 3  9 A)"5 B) 21 C)"60 D) 11
asked by Phil 
Science 8R  HELP!
Problem  What's the difference between reflection and refraction? hypothesis  !?!?!?!? please helP!!!
asked by Laruen 
math
how do you find out the interior and exterioir angle sums?
asked by not telling 
maths
A shopkeeper markes his goods at 40% above the cost price but allows a discount of 5% for cash payment to his customers . What actual profit does he make , if he receives Rs. 1064 after paying the discount
asked by mandeep 
math confused help
what polygon has all exteeririor angle sums of 75 degrees? don't know need help like now!!!!!!!!!!
asked by not telling 
english
I want eight senteces about doctor for talking
asked by ros 
math
A right trianglar field has a hypotenuse is fifty m and one side is forty m find the area of the triangle
asked by nisha 
spanish
what is a femanin noun or word or what ever?
asked by not telling 
ap chem
What type of experiment can be done to determine if a material is paramagnetic?
asked by mary