
English
1.Mom always (____) her glasses down somewhere and then can't find them. 2.No one could believe that Carol had been (___) near the dog the entire time. Use correct form of sit or set 1.sets 2.sitting 1.My grades have () a little each semester. 2.My
asked by Hayley on February 6, 2011 
Physics
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.88 m. With the string hanging vertically, the object is given an initial velocity of 1.7 m/s parallel to the ground and
asked by Sam on October 9, 2012 
Physics
One end of a thin uniform rod, 1.00m in length, is attached to a pivot. The rod is free to rotate about the pivot without friction or air resistance. Initially, it is hanging straight down (the "6 o' clock position). Then the lower tip is given an initial
asked by John on December 4, 2009 
Physics
(b) Given that Icm = ½MR2 for a uniform solid wheel, (i) show that the rotational kinetic energy is half the translational kinetic energy for such a wheel. (ii) For the wheel of diameter 10 cm, find its final speed after traversing a distance of 10 m down
asked by Oisin on July 20, 2010 
I have a question, I am new In Jiskha!
Hello, My name is Chandra Mukhi. I am a girl. I am new in America and Jiskha. This is my second time useing Jiskha. I have a question. I watch 30 minute meals in Food Network Channel.I have Cable.The woman who does this program I think her name is Rachael
asked by Chandra Mukhi on December 29, 2006 
Physics  repost
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.88 m. With the string hanging vertically, the object is given an initial velocity of 1.7 m/s parallel to the ground and
asked by Ben on October 9, 2012 
MATH
An airplane is flying in the direction 148° with an airspeed of u = 865 kilometers per hour. Because of the wind, its groundspeed and direction are v = 780 kilometers per hour and 140°, respectively (see figure in the link below). Find the direction and
asked by ghost on February 28, 2019 
physics
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.73 m. With the string hanging vertically, the object is given an initial velocity of 2.0 m/s parallel to the ground and
asked by alika on October 2, 2014 
physics
The flywheel of a steam engine runs with a constant angular speed of 164 rev/min. When steam is shut off, the friction of the bearings and the air brings the wheel to rest in 1.6 h. I figured out the constant angular acceleration=1.71 rev/min2 but im not
asked by help on September 27, 2010 
Physics
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.77 m. With the string hanging vertically, the object is given an initial velocity of 1.8 m/s parallel to the ground and
asked by StressedStudent on October 9, 2012 
Math
Based on a preliminary report by a geological survey team, it is estimated that a newly discovered oil field can be expected to produce oil at the rate of R(t) = 300t^2/(t^3 + 32)+5 (0 ≤ t ≤ 20) thousand barrels/year, t years after production begins.
asked by Vanessa on April 14, 2014 
Science
Allyson was very interested in the results of the investigations in the stream table. She had read about a flash flood on a river flowing through a steep canyon in Colorado several years ago. The flood caused quite a bit of damage and loss of lives. She
asked by Jenny on October 19, 2006 
statistics
An important indicator of lung function is forced expiratory volume(FEV), which is the volume of air that a person can expire in one second. Dr. Jones plans to measure FEv in a random sample of n young women from a certain population, and to use the sample
asked by lauren on February 16, 2008 
Physics
9. Figure shows an aluminium wire of length 60 cm joined to a steel wire of length 80 cm and stretched between two fixed supports. The tension produced is 40 N. The crosssectional area of the steei wire is 1.0 mm2 and that of the aluminium wire is 3.0
asked by Vandit on December 18, 2016 
physics
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.80 m. With the string hanging vertically, the object is given an initial velocity of 2.6 m/s parallel to the ground and
asked by Anonymous on October 10, 2014 
Algebra 1
7) Use cummutative law to find an equivalent expression. 73+yz Answer: 73(y+z) I know this one is wrong but I cannot figure out how to do the problem. 8) Simplify 6[59(31] Answer: 70 10)The formula b=30a is used in New England to estimate the minimum
asked by deedee on November 5, 2008 
Physics
A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.88 m. With the string hanging vertically, the object is given an initial velocity of 1.7 m/s parallel to the ground and
asked by Ben on October 9, 2012 
math
calculate the amount a person would earn over a period of time if his or her salary were a penny the first day, two cents the second day, and so on doubling each day. Day Pay =============== 1 0.01000 2 0.02000 3 0.04000 4 0.08000 5 0.16000 Your total pay
asked by Carlson on February 23, 2017 
6th Grade Math (Please Help It's Getting Late)
Roger visted a ski and snowboard shop the other day to buy a new snowboard. The store said it was having a sale, today only. 20% off all new 2016 Burton Snowboards. Usually these snowboards cost $300 when they're not on sale. Roger told his friend John
asked by Jerry on April 26, 2017 
Calculus
Based on a preliminary report by a geological survey team, it is estimated that a newly discovered oil field can be expected to produce oil at the rate of R(t) = 800t^2/(t3 + 32)+ 5 (0 ≤ t ≤ 20) thousand barrels/year, t years after production begins.
asked by Kiki on April 26, 2018 
% equation, rounding, and problem solving
1) If a 16 oz. bottle of shampoo contains 78% water, find the number of ounces of water in the bottle. Round to the nearest tenth of an ounce. My rounded answer was 12.5 oz., rounded from 12.48 oz. 2) The local real estate agents' association collects a
asked by Alex L. on November 5, 2011 
Math
Find the perimeter and the area of the rectangle. I cant upload pics. Its a rectangle with 12cm at the bottom and theres a diaganal line going through and its 15cm Perimeter: 54 cm, Area: 180 cm^2 Perimeter: 54 cm, Area: 108 cm^2 Perimeter: 42 cm, Area:
asked by Amy Pond on May 5, 2016 
Math
Can someone please explain this to me I don't understand it. (I don't know how to solve it) Find the measures of the complement and supplement of an angle with a measure of 60° A. Complement. 30° ; Supplement, 120° B. Complement. 330° ; Supplement,
asked by Cate on March 13, 2019 
MATH
Rob can complete his bus route in 6 hours. Joan can complete her bus route in 3 hours. If they left the terminal at 3:00 am and after each completed route returned to the terminal, determine the next time they would leave the terminal at the same time.
asked by Anonymous on November 27, 2010 
College Math (Calculus)
Suppose the length of a rectangular box, with lengths x,y,z are changing at the following rates dx/dt = 2 cm /sec dy/dt = 3 cm /sec dz/dt = 1 cm/ sec when x =4, y=3 z=2, Find i) Rate at which volume is changing wrt time, ii) Rate at which the diagonal
asked by Wboy on February 25, 2015 
algebra
Finances. During one month, a homeowner used 500 units of electricity and 100 units of gas for a total cost of $352. The next month, 400 units of electricity and 150 units of gas were used for a total cost of $304. Find the cost per unit of gas. Please
asked by PLEASE NEED HELP on March 29, 2012 
maths
300 men were engaged to complete a job in a certain number of days. but due to another assignment fifteen men dropped the second day, fifteen more men dropped the third days and so on .if takes fifteen more days to finish the work now.find the number of
asked by simranpreet on December 3, 2012 
physics
A sphere has a radius of 0.20 meters and has a uniform surface charge density equal to 6.3 micro coulombs per meter squared. A second point charge has a magnitude of 0.58 micro coulombs and is 0.61 meters away from the center of the sphere. Find the
asked by doug on March 17, 2012 
chem
rank strongest acid to weakest acid? rank strongest acid to weakest acid H3CNH2 CH3C (triple bond) CH CH2=CHCH3 H20 CH4 i tried to rank them using the Pka values but I couldn't find the pKa value of the alkyne and I thought the H3CNH2 was the strongest but
asked by Yoo on February 15, 2011 
algebra (please help)
Two cheeseburgers and one small order of French fries from a fastfood restaurant contain a total of 1120 calories. Three cheeseburgers and two small orders of French fries contain a total of 1870 calories. Find the caloric content of each item.
asked by angie on December 13, 2014 
algebra
2. How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound? What Do I Know? What Do I Want to Know? Assign Variables Write a verbal Model: How Do I Find the
asked by peg on November 17, 2010 
Algebra
In still trying to figure out the equation for S=C(1+r/100)^5 to help me to find the inflated cost S, in 5 years, for sunglasses they cost 3.72103 in Afghanistan currency which will go into the C spot of the equation. which these glasses will cost $169.40
asked by Mayl on June 23, 2010 
prealgebra
measuring your heart rate is one way to check the intensity of exercise. studies show that a person's maximum heart rate depends on his or her age. The expression 220a approximates a person's maximum heart rate in beats per minute, where a is the person's
asked by cortney on August 15, 2011 
math (transition)
i need some help in math here is the problem if anyone can help me please reply When the fuel tanks of an airline are 3/8 full, they contain at least 6300 gallons. How much fuel can the airliner hold when the tanks are full? Since 3/8 equals 6300, you need
asked by courtney on November 20, 2006 
Geometry
Hey, I just wanted you toall check my answer and see if it is correct. Here it is: 6. The measure of angle B is 65.8 degrees. Find the measure of the complement and supplement of angle B.  24.2 degrees; 155.8 degrees  155.8 degrees; 24.2 degrees 144.2
asked by Katie Kat on February 13, 2019 
math
$800 worth of tickets were sold.adult price is $6.children is $3 and seniors $2. 90 adult purchase ticket,60 children purchase tickets.how many tickets were purchase at senior price and how would you write an equation and solve to find the solution? how do
asked by sandy on January 23, 2013 
Calculus
A rectangular box with a square base and top is to be made to contain 1250 cubic feet. The material for the base costs 35 cents per square foot, for the top 15 cents per square foot, and for the sides 20 cents per square foot. Find the dimensions that will
asked by ann on November 29, 2009 
Math (Transition)
I need some help in math here is the problem if anyone can help me please reply When the fuel tanks of an airline are 3/8 full, they contain at least 6300 gallons. How much fuel can the airliner hold when the tanks are full? Since 3/8 equals 6300, you need
asked by courtney on November 20, 2006 
Sixth Grade Math
Leland wants to paint a portrait for his parents using a photograph of them that is 5 inches wide by 8 inches high. He wants the portrait to be proportional to the photograph and 42 inches high. Which proportion can Leland use to find w, the width he needs
asked by Mark on December 11, 2014 
physics
In the following diagram, the hanging mass is 3.5kg, and the box has a mass of 1.5kg. If the force of the box with the surface is 0.80N, a) find the acceleration of the masses b)determine the force of tension in the string The diagram shows a box on a
asked by codyramsz on November 9, 2011 
Physics
A piece of aluminum is made with a cavity inside the aluminum. To find the volume of the cavity the piece of aluminum is weighed. In the air, the piece of aluminum has a mass of 29.1kg. In water, the piece of aluminum has an apparent mass of 16.2kg. What
asked by physics on November 12, 2018 
math
A rectangular box with a square base and top is to be made to contain 1250 cubic feet. The material for the base costs 35 cents per square foot, for the top 15 cents per square foot, and for the sides 20 cents per square foot. Find the dimensions that will
asked by shawn on November 29, 2009 
chemistry
I have a problem like this: CHCl3 + Cl2 = CCl4 +HCL This is the rate table: CHCL3 Cl2 Initial Rate .010 .010 .0035 .020 .010 .0069 .020 .020 .0098 .040 .040 .027 They want me to find the rate constant and the rate law.
asked by Nancy on February 23, 2013 
Math Survey
James wants to find out the favorite movie of students in his school. Which method would give James the BEST results? A) survey every student on the football team B) survey every student that walks to school C) survey only students who go to the movie
asked by Daya on August 30, 2017 
Calculus
a local office supply store has an annual demand for 50,000 cases of photocopier paper per year. it costs $2 per year to store a case of photocopier paper, and it costs $50 to place an order. Find the optimum number of cases of photocopier paper per order
asked by Melissa on November 4, 2010 
Sci 275
I am not looking for someone to dothis for me but I am asking if someone would be kind enough to read this and tell me if it is right. I have to do a paper on risk assessment and i believe i have hit all the points i am suppose to but can you check it for
asked by brandi on April 14, 2010 
Number stories
How do you find out if 0.02 is less or more than 1/4? Aswan,Egypt is the driest inhabited place in the world.The average annual rain fall is 0.02 inch.Is this more or less than 1/4 inch per year? How do you solve this problem/ The average rain fall is 0.02
asked by confuesed on November 6, 2006 
Algebra
A rectangular playground is to be fenced off and divided in two by another fence parallel to one side of the playground. 440 feet of fencing is used. Find the dimensions of the playground that maximize the total enclosed area. Remember to reduce any
asked by Katie on February 28, 2016 
Physics
The ability to hear a “pin drop” is the sign of sensitive hearing. Suppose a 0.55g pin is dropped from a height of 28 cm, and that the pin emits sound for 1.5s when it lands. Assuming all of the mechanical energy of the pin is converted to sound
asked by Cameron Arnold on March 8, 2016 
math plz help
someone plz help me.... In 1920 the record for a certain race was 46.6 sec. In 1950 it was 46.0 sec. let r(t)= the record in the race and t= the number of years since 1920. (a) find a linear function that fits the data r(t)= (round to the nearest
asked by billy on November 2, 2008 
math
8. The halflife of a certain radioactive material is 71 hours. An initial amount of the material has a mass of 722 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 17 hours. Round
asked by emily on May 11, 2016 
math
someone plz help me.... In 1920 the record for a certain race was 46.6 sec. In 1950 it was 46.0 sec. let r(t)= the record in the race and t= the number of years since 1920. (a) find a linear function that fits the data r(t)= (round to the nearest
asked by billy on November 2, 2008 
Statistics
A company has developed a new type of light bulb, and wants to estimate its mean lifetime. A simple random sample of 12 bulbs had a sample mean lifetime of 692 hours with a sample standard deviation of 30 hours. It is reasonable to believe that the
asked by Sara on July 1, 2013 
Chemistry
I don't know if I should be posting this on a new session or just the old one; I asked it yesterday and I have not seen a reply I have: the half life of U238 is 4.5 x 10^9 yr. A sample of rock of mass 1.6g produces 29 disintegrations per second. find
asked by Nancy on June 18, 2012 
Algebra
1. Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 25 tons of rock to cover the area. If each ton cost $40 and each tree is $65, what is the minimum number of trees you can buy
asked by Anna on February 3, 2010 
Stats
Four diners have ordered a platter of desserts. The platter holds 8 chocolate chip cookies and 4 slices of chocolate cheesecake. The waiter gives each diner a randomly selected dessert. Let Y = the number of slices of cheesecake left on the platter after
asked by Anonymous on March 10, 2015 
Math
Officer Weihe is in a patrol car sitting 25ft from the highway and observes Jacob in his car approaching. At a particular instant, t seconds, Jacob is x feet down the highway. The line of sight to Jacob makes an angle of theta radians to a perpendicular to
asked by Crain on November 17, 2013 
physics
The ballistic pendulum is a device used to measure the speed of a fastmoving projectile such as a bullet. The bullet is fired into a large block of wood suspended from some light wires. The bullet is stopped by the block, and the entire system swings up
asked by zianna on August 30, 2012 
math 6 grade
If 2 people have 60 shares of stock between them and you double the number of shares of the 1st person and half the number of shares of the 2nd person so that they both have equal shares. How do find the number of shares the 1st person has?
asked by Janice on December 3, 2009 
math
Q 31 The sum of the weights of an iron piece and of a copper piece is 1280 gm. The volume of the copper piece is twice that of the iron piece. If the weight of 1 cubic centimeter of iron is 7.8 gm and that of copper is 8.9 gm. Find the volume of each piece
asked by usha on March 8, 2018 
Social Studies
I need a table about Silver mining rise during the last five years. PLEASE post me where I can find a DECENT one. Thanks Maddy It looks as if what you need to do is learn how to conduct thorough and effective searches for yourself. That's what research is.
asked by Maddy on May 11, 2007 
Literature
I need help I don't understand this i read the chapter 5 times 1. During what part of "Bernice Bobs Her Hair" does Bernice cut Marjorie's braids? A. Climax B. Rising action C. Falling action D. Epiphany 2. The label detective novel is an example of A. a
asked by Frances on April 18, 2008 
calculus problem I have tried 100 times
A tank in the shape of an inverted right circular cone has height 5 meters and radius 4 meters. It is filled with 2 meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. The density of hot
asked by Anonymous on July 26, 2015 
Grade 3 students: need your help.. Thanks
I read the story "the Country Mouse and the City mouse" to a small group of students. I then asked them to list how the country mouse and the city mouse are alike and how they are different. They fully understand the meaning of the words alike and
asked by Martha on October 21, 2008 
Angles of elevation and depression
The teet of two vertical poles of height 3m and 7m are in line with a point P on the ground. The smaller pole being between the taller pole and P and at distance of 20m from P the angle of elevation of the top T of the taller pole from the top R of the
asked by Emmanuel on June 6, 2017 
Physics
A car travels in a flat circle of radius R. At a certain instant the velocity of the car is 24 m/s west, and the total acceleration of the car is 2.5m/s^2 53 degrees north of west. Find the radial and tangential components of the acceleration of the car at
asked by Whitney on September 22, 2011 
Physics
A girl delivering newspapers travels 3 blocks west, 8 blocks north, then 5 blocks east. 1) What is the magnitude of her resultant displacement? Answer in units of blocks. 2) Find the direction (measured from due east, with counterclockwise positive) of her
asked by Jazz on October 31, 2016 
MATH  area question
I need help on where to begin with this problem. You are installing a new deck around your pool. The pool is rectangular with the dimensions 8m by 4m. The deck will surround the pool and will have a width by 2m. What is the area of the deck? I know that
asked by Ali on February 27, 2012 
physics
I need help with this question. A commuter train blows its horn as it passes a passenger platform at a constant speed of 55.0 m/s. The train horn sounds at a frequency of 350 Hz when the train is at rest. (a) What is the frequency observed by a person on
asked by Chris Adison on April 21, 2008 
psychology
am needing help I have a paper due on compare and contast Normal and abnormal Psychology My problem is I can not find no information on what is Normal psychology. I have found great information on abnormal psychology with no luck on normal psychology can
asked by tom on July 6, 2008 
Maths
The number 1000 can be written in several ways as a sum of one or more consecutive positive integers, for instance, 1000=1000 (one summand) or 1000=198+199+200+201+202 (five summands). Find the largest possible number of summands in a representation of
asked by HELP!! on May 8, 2013 
Calculus
Hi. How can I integrate 1/(X^3 +1) ? Thank you to anyone who can help me :) Write 1/(x^3 +1) as 1/[(x+1)(x^2x+1)] Then use integration by parts, letting dv = dx/(x^2 x +1) u = 1/(x+1) du = log (x+1) v = (2/sqrt3)arctan[(2x1)/sqrt3] That should take you
asked by M on March 18, 2007 
science
A ladder weighing 400N is 10m long. Its end ‘A’ is resting on smooth vertical wall and lower end ‘B’ is resting on rough horizontal floor having coefficient of friction is 0.4. The ladder makes an angle 45o with horizontal. The ladder is about to
asked by riyas saidkkannu on June 25, 2019 
IntroPhysics Help Please
A spaceship lands on a new planet. the crew decides to measure the speed of sound in the planets atmosphere. taking a tube with a length of 50 cm, they find that one resonant frequency occurs at 2,520 Hz, and the next resonant frequency at 2,940 hz. what
asked by Kayla on December 7, 2014 
science
A ladder weighing 400N is 10m long. Its end ‘A’ is resting on smooth vertical wall and lower end ‘B’ is resting on rough horizontal floor having coefficient of friction is 0.4. The ladder makes an angle 45o with horizontal. The ladder is about to
asked by ishaq on July 1, 2019 
algebra
making linear equation from word problem At low altitudes, the altitude of a parachute and time in the air are linearly related. A jump at 2,880 ft use the US army T10 parachute system last 120 sec. (A) find a linear model relating altitude a (in feet)
asked by mary on September 26, 2012 
chemistry
When 0.667 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 108C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. what is the molar heat of reaction,
asked by blasting on February 17, 2010 
Credit Cards  Situations
Here, Im given some lists of situations, and for each situation, Ive got to figure out if using credit would be a wise or unwise decision. A. Aron sees a latest computer system which he really wants. Even though the price seems to be high, he’s too
asked by Yipee on March 31, 2011 
Thermodynamics
An empty cannister of 0.002 m3 is filled with R134a from a line flowing saturated liquid R134a at 0°C. The filling is done quickly so it is adiabatic, but after a while in storage, the can warms up to room temperature, 20degC. Find the final mass in the
asked by Kyle on June 5, 2013 
physics help please please please!!!
A spaceship lands on a new planet. the crew decides to measure the speed of sound in the planets atmosphere. taking a tube with a length of 50 cm, they find that one resonant frequency occurs at 2,520 Hz, and the next resonant frequency at 2,940 hz. what
asked by Kayla on December 8, 2014 
Math/Algebra
Could someone please help me with this problem. I posted it yesterday but the teacher who tried to help me didn't know what I was fully talking about and I hope you can. Directions: Find the area of each shaded region in simplest form. (Imagine a medium
asked by Madeline on March 22, 2009 
lit( essay)
Please read my discriptive essay, and make any changes! My face is burning from the particles of the gravel penetrating through my skin. As I squirm through my thin cardboard box trying to find my body, I can only hear the churning of my stomach. I try to
asked by Kim on January 28, 2008 
Algebra
Need help with these: 12. Name the property: 8 + 3.4= 3.4 + 8 a. Inverse Property of Addition b. Associative Property of Addition c. Commutative Property of Addition d. Inverse Property of Multiplication I think the answer is C 16. The standard form for a
asked by mysterychicken on May 13, 2010 
MathAlgebra 2
The surface area of a golf ball is 8.92 in ^2. The surface area of a softball is 53.78 in ^2. Find the ratio of the volumes of a golf ball to a softball. Surface Area = 4π r^2 and Volume = 4/3π r^3 I'm not sure if I did this problem right, but I think
asked by Brianna on February 9, 2012 
science
the standard enthalpy of formation of ammonia is 46 kj/mol. if the enthalpy of formation of hydrogen molecule is 436 kj/mol and that of nitrogen molecule is 712 kj/mol find the average bond enthalpy of NH bond in ammonia
asked by bonnhi on April 1, 2014 
Calculus
A 18 ft ladder leans against a wall. The bottom of the ladder is 4 ft from the wall at time t=0 and slides away from the wall at a rate of 3ft/sec. Find the velocity of the top of the ladder at time t=1. The velocity of ladder at time t=1 is __________
asked by Reonea on October 30, 2011 
Algebra
Find the vertex, the line of symmetry, the maximum or minimum of the quadratic function, and graph the function. f(x)=x^24x3 What is the vertex? (Type an ordered pair) What is the equation of the line of symmetry? x= What is the maximum/minimum of f(x)?
asked by Mary on August 20, 2010 
Algebra
A plane has a cruising speed of 100 miles per hour when there is no wind. At this speed, the plane flew 600 miles with the wind in the same amount of time it flew 400 miles against the wind. Find the speed of the wind.
asked by Teneva on May 31, 2015 
Math120
A golf ball is selected at random from a golfn bag. If the golf bag contains 5 red balls, 6 orange balls and 9 black balls, find the probability of the following event. The golf ball is red or orange.
asked by Zoe on May 16, 2016 
6th grade math
Chan drove for X miles at 45 miles an hour, Y miles at 60 miles an hour, and Z miles at 55 miles an hour. Which expression can be used to find the total numbers of hours that Chan drove? A. (45+60+55)(XYZ) B. 45X + 60Y + 55Z C. (45+60+55)/XYZ D. X/45 +
asked by Kate on September 25, 2011 
Math
The formula for the volume of a right circular cylinder is V=πr^2h. If the height, h, is 3 feet, then the volume is a function of the radius, r. a)write this formula in function notation, where the height is 3 feet. b) find the volume if the radius is 2
asked by Sally123 on September 13, 2018 
algebra
Area of a square find a polynominal A(X) that represents the area of the shaded region u have a square with an arrow pointing left and right at top of the square with x @ the top and a arrow up and down on the right side of the square.The #3 on the right
asked by Tanya on January 24, 2010 
Math
POOL:A diver on a spring board that is 3 meters above the surface of the pool. Another pool diver is below the surface of the pool. a. Write an integer for the position of each diver relative to surface the pool. b. Find absolute value of each integer. c.
asked by Sravya on March 8, 2018 
phisecs
In a period of 3 h, a man walks 13 km north, turns around and walks 5 km south. Find his average velocity in km/h? Please pay attention to sign. () means the average velocity is to the south, (+) means the average velocity is to the North.
asked by w on February 21, 2014 
Math
A motorist took a total of 4hr to drive from town A to town C. He took 1hr to travel from town A to town B,which is between town A & town C. The distance between town B & town C is 11/15 of the distance between town A and town C. If the total distance
asked by Da S on March 26, 2012 
trigonometry
Solution of problem:from the top of a building 55 ft high, the angle of elevation of the top of a vertical pole is 12 degrees, At the bottom of the building, the angle of elevation of the top of the pole is 24 degrees. find the height of the pole.
asked by alex on December 4, 2015 
phisecs
In a period of 3 h, a man walks 13 km north, turns around and walks 5 km south. Find his average velocity in km/h? Please pay attention to sign. () means the average velocity is to the south, (+) means the average velocity is to the North.
asked by w on February 20, 2014 
math
Children and adult tickets were sold for a local play. The children and adult tickets sold for $11 and $16, respectively. If 150 tickets were sold, and the total revenue was $2250 for the night, find the number of children and adult tickets sold.
asked by Kenny on August 3, 2016 
Maths
a ship A is 5 nautical miles due north of ship B. Ship A is steaming due west of at 15 knots and B is steaming due north west at 10 knots. Find the distance and the time of their nearest approach to each other
asked by Kiptoo on January 13, 2016 
Algebra
A store mixes Kenyan coffee worth $11 per kilogram and Turkish coffee worth $13 per kilogram. The mixture is to sell for $12 per kilogram. Find how much of each should be used to make a 348kilogram mixture. How many kilograms of the Kenyan coffee should
asked by Chuck on March 5, 2013
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