Wednesday

March 4, 2015

March 4, 2015

Total # Posts: 988

**Math**

Add and convert 4-4/5 + 3-3/5=
*April 22, 2013*

**Math**

Using a ruler to draw a square with a perimeter of 48ft, and using the scale 6ft=1/2in (Hint: to find the length of each side, divide 48ft by 4). How should this problem look?
*April 19, 2013*

**MATH**

Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March and averaged 125 ...
*April 15, 2013*

**tax accounting**

purchased a bond on August 15, 2012 for $2,100. $200 of the purchase price represented accrued interest. She received $210 in interest income on the bond on December 1, 2012. What is the proper treatment of the $210 interest income for federal income tax purposes?
*April 14, 2013*

**Finance**

lisa borrowed $8000.00 on an 8%, 60 day note after 15 days she paid $2000.00 on the note , on day 45 , she paid $1000.00 on the note. What is the total interest and ending balance due by us rule by ordinary interest
*April 12, 2013*

**Physics**

Could you help me out with any of these questions?
*April 10, 2013*

**Physics**

Red light (n = 1.520) and violet light (n = 1.538) traveling in air are incident on a slab of crown glass. Both colors enter the glass at the same angle of refraction. The red light has an angle of incidence of 20.97°. What is the angle of incidence of the violet light? ...
*April 10, 2013*

**Physics**

When a converging lens is used in a camera (as in the first drawing), the film must be placed at a distance of 0.240 m from the lens to record an image of an object that is 4.30 m from the lens. The same lens is then used in a projector (as in the second drawing), with the ...
*April 10, 2013*

**Physics**

A ray of sunlight is passing from diamond into crown glass; the angle of incidence is 36.00°. The indices of refraction for the blue and red components of the ray are: blue (ndiamond = 2.444, ncrown glass = 1.531), and red (ndiamond = 2.410, ncrown glass = 1.520). ...
*April 10, 2013*

**Physics**

An object that is 32 cm in front of a convex mirror has an image located 17 cm behind the mirror. How far behind the mirror is the image located when the object is 24 cm in front of the mirror?
*April 10, 2013*

**Physics**

A small mirror is attached to a vertical wall, and it hangs a distance of 1.81 m above the floor. The mirror is facing due east, and a ray of sunlight strikes the mirror early in the morning and then again later in the morning. The incident and reflected rays lie in a plane ...
*April 10, 2013*

**Physics**

You are trying to photograph a bird sitting on a tree branch, but a tall hedge is blocking your view. However, as the drawing shows, a plane mirror reflects light from the bird into your camera. For what distance must you set the focus of the camera lens in order to snap a ...
*April 10, 2013*

**History/English**

I have two separate questions that I am having trouble answering... Why is Roman law often considered to be the greatest contribution of the Romans to the modern world? Also, I have to find image, style, tone, setting, and theme within the book The Hunger Games! I have the ...
*April 5, 2013*

**math**

If gasoline costs $0.42 a liter, approximately how much will it cost to fill a 40 gallon tank?
*April 5, 2013*

**math**

Roger has three employees who earn $500, $550, and $700, respectively. how much does Roger owe for SUTA and FUTA in the first weeks? Assume a SUTA rate of $5.3% and a FUTA rate(after the company's credit for state unemployment tax) of .8%
*April 4, 2013*

**math**

subtract 27 8/9 from 59 5/12 and reduce your answer to lowest terms.
*April 4, 2013*

**math 141**

Three machines turn out all the products in a factory, with the first machine producing 40% of the products, the second machine 35%, and the third machine 25%. The first machine produces defective products 12% of the time, the second machine 3% of the time and the third ...
*April 2, 2013*

**Chemistry**

DrBob222, do you know how to do this?
*March 14, 2013*

**Chemistry**

If the molality of a CaCl2 solution is .100 mol/kg, and was made from 500.0 mL of water, how many grams of CaCl2 were needed to make the solution? Step by step would be appreciated!
*March 14, 2013*

**Chemistry**

If you could do step by step it would be appreciated :)
*March 12, 2013*

**Chemistry**

If you add enough water to 175.0 mL of a .15 M NaCl solution until the final volume is 350.0 mL, what will the molarity of the diluted solution be?
*March 12, 2013*

**Math**

You have 12 square tiles,each tile measures 1 foot on each side,how many non congruent rectangles can you make ?,each rectangle must use ll 12 tiles
*March 12, 2013*

**math**

A pad of loose-leaf paper is $0.40 less than a notebook. Together they cost $1.80. How much does the loose-leaf paper cost?? The notebook?
*March 11, 2013*

**Math**

Thank you
*March 6, 2013*

**Math**

My answer is 14 +14+9 1/2+9 1/2 and when I add them together I get 47 feet fencing mr Lopez needs to buy
*March 6, 2013*

**Math**

Mr lopez is putting up fence around his garden that is the shape of a rectangle,if the longer sides is 14 feet and the shorter sides is 9 1/2 feet long ,how much fencing should he buy.
*March 6, 2013*

**math**

Let the width of the border be x cm. Since you are given a correlation between 2 different-sized perimeters, you will have to add 8 of the widths together: 8x = 40 x = 5 cm Drawing it out will help.
*March 5, 2013*

**collegemath**

How high is a wall that cast A 7ft shadow at the same time a 5ft flag pole casts a 5ft shadow
*March 4, 2013*

**Physics**

A horizontal spring is lying on a frictionless surface. One end of the spring is attaches to a wall while the other end is connected to a movable object. The spring and object are compressed by 0.074 m, released from rest, and subsequently oscillate back and forth with an ...
*March 3, 2013*

**Physics**

A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 3.14 x 10-6 W/m2 at a distance of 121 m from the explosion. Find the distance (in m) from the source at which the intensity is 1.80 x 10-6...
*March 3, 2013*

**Physics**

In a room that is 2.69 m high, a spring (unstrained length = 0.28 m) hangs from the ceiling. A board whose length is 2.22 m is attached to the free end of the spring. The board hangs straight down, so that its 2.22-m length is perpendicular to the floor. The weight of the ...
*March 3, 2013*

**Physics**

A woman is standing in the ocean, and she notices that after a wave crest passes by, five more crests pass in a time of 68.0 s. The distance between two successive crests is 34.1 m. What is the wave's (a) period, (b) frequency, (c) wavelength, and (d) speed?
*March 3, 2013*

**Physics**

A woman is standing in the ocean, and she notices that after a wave crest passes by, five more crests pass in a time of 68.0 s. The distance between two successive crests is 34.1 m. What is the wave's (a) period, (b) frequency, (c) wavelength, and (d) speed?
*March 3, 2013*

**Physics**

thank you
*March 3, 2013*

**Physics**

The mass of a string is 6.8 x 10-3 kg, and it is stretched so that the tension in it is 210 N. A transverse wave traveling on this string has a frequency of 190 Hz and a wavelength of 0.67 m. What is the length of the string?
*March 3, 2013*

**Physics**

A string has a linear density of 6.2 x 10-3 kg/m and is under a tension of 250 N. The string is 1.2 m long, is fixed at both ends, and is vibrating in the standing wave pattern shown in the drawing. Determine the (a) speed, (b) wavelength, and (c) frequency of the traveling ...
*March 3, 2013*

**Physics**

Thank you Elena .... you are a much better helper than Damon
*March 3, 2013*

**Physics**

Damon, I am so lost, could you at least give me a hint so I can show you some work?
*March 3, 2013*

**Physics**

The distance between a loudspeaker and the left ear of a listener is 2.19 m. (a) Calculate the time required for sound to travel this distance taking the speed of sound to be 343 m/s. (b) Assuming that the sound frequency is 525 Hz, how many wavelengths of sound are contained ...
*March 3, 2013*

**Physics**

A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1390 Hz. The bird-watcher, however, hears a frequency of 1430 Hz. What is the speed of the bird, expressed as a percentage of the speed of sound?
*March 3, 2013*

**Physics**

Two out-of-tune flutes play the same note. One produces a tone that has a frequency of 242 Hz, while the other produces 288 Hz. When a tuning fork is sounded together with the 242-Hz tone, a beat frequency of 26.0 Hz is produced. When the same tuning fork is sounded together ...
*March 3, 2013*

**Physics**

If a string fixed at both ends is vibrating at a frequency of 4.61 Hz and the distance between two successive nodes is 0.293 m, what is the speed of the waves on the string?
*March 3, 2013*

**Physics**

If a string fixed at both ends is vibrating at a frequency of 4.61 Hz and the distance between two successive nodes is 0.293 m, what is the speed of the waves on the string?
*March 3, 2013*

**Physics**

A string has a linear density of 6.2 x 10-3 kg/m and is under a tension of 250 N. The string is 1.2 m long, is fixed at both ends, and is vibrating in the standing wave pattern shown in the drawing. Determine the (a) speed, (b) wavelength, and (c) frequency of the traveling ...
*March 3, 2013*

**Physics**

A string is fixed at both ends and vibrating at 120 Hz, which is its third harmonic frequency. The linear density of the string is 4.9x10-3 kg/m, and it is under a tension of 3.6 N. Determine the length of the string.
*March 3, 2013*

**math**

PEMDAS (order of operation) 6-0+1 6+1 7
*February 26, 2013*

**Algebra**

-3x+6-1>2-5x+30 -3x+5>-5x+32 -3x>-5x+27 2x>27 x>27/2
*February 26, 2013*

**math**

PV=RT PV/R=T
*February 26, 2013*

**Math**

Thank you so much for your time!!!!! Both you and Ms Sue; Thank you!!!!!
*February 20, 2013*

**Math**

39????
*February 20, 2013*

**Math**

What number is 3/5 of 65?
*February 20, 2013*

**Math**

2.5?
*February 20, 2013*

**Math**

If the diameter of a circle is 5 in., what is the radius? What is the relationship of the diameter of a circle to radius?
*February 20, 2013*

**Math**

49 3/3= 49+ 1= 50?
*February 20, 2013*

**Math**

33 1/3%+16 2/3%=
*February 20, 2013*

**Math**

The school has raised $1,200 over the last 2 years. This year the school raised $200 more then last year. How much money did the school raise last year?
*February 20, 2013*

**math**

Shirley and Amy painted faces at the fair for an hr. sixteen children had their faces painted. Shirley was able to paint 3 times as many faces as Amy. How many faces did each girl paint?
*February 20, 2013*

**edu**

i chose d cause i read something about it but i reread and b would be the most appropriate answer
*February 19, 2013*

**edu**

Children learn help care skills best when a.teachers teach them carefully b. they are part of their daily routine c.they are mature enough to learn them d.adults provide a great deal of assistance I think d am i correct
*February 19, 2013*

**edu**

Child-teaching-child events: a. focus children to be friends b.are not beneficial to exceptional children c.incorporate opportunities for affection within songs and games d.have to be done every day to be effective I think c or d not sure need help mostly c am i correct
*February 19, 2013*

**edu**

Which of the following statements is true? a.Language is learned only when it is taught b.Language cannot be taught c.Maturation alone accounts for the development of language d.Most children are born with a potential for language I think a. not sure though am i correct
*February 18, 2013*

**Writing**

What are ways that animals can help each other
*February 12, 2013*

**Business Need Help ASAP**

What can I use as key words to search for information regarding REI's SCM? I have been on this assignment forever and trying to think of some more important information regarding REI's SCM.
*February 8, 2013*

**Math**

Emil had great luck at the game,but Kim did not. Together they won 16 prizes. Emu won 10 more than Kim. How many did each win?
*February 7, 2013*

**Chemistry**

If anyone could do a step by step it would be appreciated.
*February 7, 2013*

**Chemistry**

The burning if 18.0 g of carbon produces 55.0 g of carbon dioxide. What is the theoretical yield of CO2? Calculate the percent yield of CO2.
*February 7, 2013*

**Math**

Sue and bob both jumped rope to raise money. Together they earned $24. Sue earned twice as much as bob. How much money did each earn?
*February 7, 2013*

**Math**

What fraction of a circle is 33-1/3% of a circle?
*February 6, 2013*

**Math**

What fraction is half of the fraction that is half of 1/2?
*February 6, 2013*

**Math**

There were 20 more fifth graders then fourth graders. 140 students from both grades. How many fifth graders were there?
*February 6, 2013*

**math**

Eric and Albert won prizes for selling the most raffle tickets. Together they sold 100 tickets. Albert sold 16 tickets more than Eric. How many tickets did each sell?
*February 6, 2013*

**algebra**

Eric sold 16 more tickets then Albert. Together they sold 100 tickets. How many did each person sell?
*February 6, 2013*

**Math**

Can a triangle have parallel line segments. And is any line segment in the drawing parallel to the line segment AB? The figure is.a triangle
*February 4, 2013*

**computers**

what are calculations entered into a spreadsheet called is it formulas or values i think formulas am i correct?
*January 30, 2013*

**MATH**

There are 5 male students to every 9 female students at a local school. Select the statement of the condition when there are 30 male students
*January 29, 2013*

**buisness essentials**

Ricki Cohn Encyclopedia sales Commission rate: 11% Month’s sales: $2,550 What is the monthly commission?
*January 23, 2013*

**Physics**

Suppose that there is a partial blockage of the aorta, which normally pumps about 5 L of blood per minute. If the diameter of the aorta were reduced by 30%, what increase in blood pressure gradient would be needed to obtain the normal flow rate? (Assume that Poiseuille’s ...
*January 18, 2013*

**Physics**

A block of mass m = 3.40kg and charge q = 1.50C is on an incline plane that makes an angle è = 33.0o with the horizon. An applied electric field is parallel with the incline as shown in the above diagram. What must the value of the applied electric field be to keep the ...
*January 17, 2013*

**math**

A 2 m tall person standing on the ground looks up at an angle of 34.0 o with the horizontal and sees the top of a tree and the top of a building aligned. The tree is 20 m away from the person, and the building is 51.0 m from the person
*January 15, 2013*

**math**

A 2 m tall person standing on the ground looks up at an angle of 34.0 o with the horizontal and sees the top of a tree and the top of a building aligned. The tree is 20 m away from the person, and the building is 51.0 m from the person
*January 15, 2013*

**Physics**

A car (mass = 1080 kg) is traveling at 25.4 m/s when it collides head-on 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 traveling?
*January 2, 2013*

**Physics**

A 48.8-kg 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 she exerts on the ...
*January 2, 2013*

**math**

mike runs for 5 of an hour at a speed of 7.5 km/h and cycles for 15 minutes at 12 km/h.how far does he go
*December 25, 2012*

**math**

Thank You Ms Sue i understand to finish rest of the proublems!
*December 11, 2012*

**math**

find the range of the following sets of numbers: 247, 562, 498, 149, 568, 327, and 470.
*December 11, 2012*

**Writing**

What is the predicate of this sentence,Henry and Mudge hear something.Is hear something the predicate
*December 11, 2012*

**Physics**

An ice skater of mass m is given a shove on a frozen pond. After the shove she has a speed of 2m/s. Assuming that the only horizontal force that acts on her is a slight frictional force between the blades of the skates and the ice: a.) Identify the horizontal force and two ...
*December 9, 2012*

**Physics**

An object of mass .550kg is lifted from the floor to a height of 3.5m at a constant speed. If the object is released from rest after it is lifted, what is its kinetic energy just before it hits the floor? What is its velocity? Show your work and units.
*December 9, 2012*

**Physics**

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. The work done on object A is 500J. After the force pulled each object, object A moves twice as fast as object B. Answer the following: a.) How ...
*December 9, 2012*

**Physics**

Thank You
*December 9, 2012*

**Physics**

An object of mass .550kg is lifted from the floor to a height of 3.5m at a constant speed. How much work is done by the lifting force (include units)? b.) How much work is done by the Earth on the object? c.) What is the net work done on the object? d.) What is the change in ...
*December 9, 2012*

**math**

multiply the fraction 9/15 by the fraction 30/72 and reduce your answer to the lowest terms
*December 9, 2012*

**math**

convert the mixed number 14 5/7 to a mixed decimal. round to the nearest hundreth
*December 8, 2012*

**math**

divid the fraction 14/27 by the fraction 2/3 and reduce your answe to the lowest terms
*December 8, 2012*

**math**

find the value of G in the equation G/5-13=42
*December 8, 2012*

**Algebra II**

Factor: 12x^2+13x-35 I need help on how you would go about doing this. I only understand when 1 is the coefficient for the x^2 term.
*December 5, 2012*

**Physics**

A race car travels 110 m/s around a circular track of radius 197 m. The track is banked at 22 degrees from the horizontal with a friction constant of 0.14. What is the magnitude of the resultant force on the 2800 kg driver and his car of the car does not slip?
*December 4, 2012*

**math**

A family drives 600 miles in 2 days. The second day they drive 120 miles less than the first day How many miles did they drive the first day?
*December 2, 2012*

**Physics**

A 10 ohm resistor is connected in series with a 15 ohm resistor. If this circuit is connected to a 9 volt battery, what will be the resultant current?
*November 29, 2012*

**Algebra II**

When I have (2x)^2 2x on the paper the 2x to the right is right after the squared. So its (((2x) squared 2x) squared 2x) squared
*November 28, 2012*

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