This video tells us the method of interpreting derivatives of marginal cost and revenue. If C(x) is the cost of producing x units of a product, C(400) would be the cost to produce 400 units. Now marginal cost is the cost of producing one unit which is equal to the derivative of the cost function or C'(400) which is equal to limit of h tends to zero or lim h->0 [lim(400+h)-lim(400)]/h which is approximately equal to [lim(401)-lim(400)]/1. Similarly, if R(x) is your revenue function, marginal r...
In this video, we learn how to back out the tax from a receipt. If you have a receipt where you see how much you paid and know the tax rate, except you want to figure out the cost of the item before the tax. First, take the cost of the item including tax and what the tax rate is. To figure out the original price, let x equal the cost of the item. Add the tax to the cost of the item which will equal the cost you paid. Perform the equation 1x+(tax rate)= (total price). After you figure this equ...
If you're looking for a low cost solution for a portable hamstick antenna pole for your ham radio, then check out this video.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 48th installment in his "Excel Business Math" series of free video lessons, you'll learn about the basics of markup on cost and markup on selling price. Markup on cost uses the base cost. Markup on selling price uses the base selling price.
The holiday season is now in full swing, which means you should be prepared for serving large crowds and dressing your house to the nines for the occasion. While you may think this would cost you a lot of money, it actually doesn't take much to throw a fun party.
In this free video language lesson, you'll learn how to ask how much something costs in perfect Spanish. Interested in learning Spanish but haven't got the time to take a weekly class? No problemo! The Internet is awash in free, high-quality video lessons like this one. For more information, and to get started using this phrase yourself, watch this helpful video guide for Spanish students.
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 47th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to calculate total plate cost for a print shop using the VLOOKUP function. Learn to love digital spreadsheets more perfectly with the tricks outlined in this free Microsoft Office how-to.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 49th installment in his "Excel Business Math" series of free video lessons, you'll learn how to make calculations for markup on cost in MS Excel.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 325th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a formula that takes a fixed daily cost and calculates the monthly total for months with different number of days.
MIT's mascot, though called a brass rat, is actually a beaver. With the huge cost of the class rings, every MIT student (and those who didn't make it in) can make their own for just the cost of a square piece of paper. Watch this video origami tutorial and learn how to fold MIT's mascot the brass rat beaver out of a piece of paper.
This video demonstrates how to calculate shipping costs with UPS. UPS provides an easy-to-use online calculator to help customers accurately estimate shipping costs. By following a few simple steps, this tool can help customers control their shipping costs and avoid confusion during the billing process.
Weddings are super expensive these days and can cost as much as a new car - seriously. The average wedding costs about $27,000, so you want to save money where you can, right?
On average, a wedding will cost you $27,000. If you want a designer gown, that'll probably rack up to about $30,000. So it's advisable to cut costs wherever you can.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 285th installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate a sales price given cost and markup on said price.
This video shows you how to calculate weighted average cost from a transactional data set using SUMPRODUCT function. It explains things very clearly. If you're working with a very large database transactions the SUMPRODUCT function makes it. It works as text if you do the formatting first and then type the number. We put the number in first and then format as text, then press F2 and ENTER.
Whether you use electricity, natural gas or heating oil, there are many practical steps you can take to reduce your overall heat consumption and energy bills. In addition, multi-fuel stoves and fireplaces are fast gaining popularity as alternatives to traditional heat sources. Watch this video home improvement tutorial and learn how to lower the cost of home heating.
Learn how to say "How much does this cost?" in Spanish.
When you're under warrantee for some electronic gadget, everything comes up butterflies and rainbows. But once you're off the warrantee, fixing a broken Blu-Ray lens on a PlayStation 3 can cost you upwards of $300. Rather than give up on your pretty video game console, why not attempt fixing it yourself?
In this tutorial, we learn how to build a greenhouse to grow flowers or vegetables. A greenhouse means the growing season doesn't have to end. You should plan the greenhouse out on paper before you begin, and allow space for walkways, location, and more. Make sure you can afford one and know that it will cost more for you to keep the climate in this preferable to grow plants. You can put a number of different glasses on the greenhouse, so pick which one you can afford and prefer the most. Pla...
Just because fixed rate mortgage rates have dropped to historic lows doesn't mean that you should automatically refinance. With the economic climate you might not be able to refinance because many banks have tightened the rules for refinancing. As for who is eligible, you will need a 700-720 on your credit score to get the best rates. To refinance at all you need at least a 600. Generally it is worthwhile to refinance if you can save at least a half point off of your current rate. But you do ...
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method.
There are a lot of low cost options when you are building your swimming pool. In this how to video, Danny Lipford explores a few options for less expensive swimming pools.
Learn how to say "How much does it cost?" in Polish.
Tim Carter shows us a few tips on how to reduce your heating costs. These quick tips and quick solutions are a definite factor in saving money and fuel.
make robots WALL.E with low cost. using materials from scrap Video: .
If you're a steak lover then you know you have to whip out a nice portion of your paycheck to get a quality steak, especially if you're at a five-star restaurant. But with steaks costing upwards of $70 a piece, why not just make some at home to save your hard-earned cash?
If you're a musician, but can't cover the cost of an expensive recording studio to get your song onto a playable media, then this video is what you need. It will show you how to make your own high-quality home music recording studio on a shoestring budget! If you're trying to get the attention of big music record labels, you need some hgih-quality sounds, but you don't need the high-quality costs! The setup is pretty simple— a microphone, MP3 player, sound mixer, headphones and a good-quality...
In order to get the Elegant Suit in Red Dead Redemption, you'll need about seventy dollars, which what it will cost you to get the Elegant Suit. You'll need to travel to Thieves' Landing, either by stagecoach or by foot, but the stagecoach will cost you about fourteen dollars. You'll need to find the tailor's shop, which contains the Elegant Suit, which allows you to cheat at liar's dice and poker in RDR. To see how to actually cheat, check out this video.
In this free video language lesson, you'll learn how to say the Italian words for "how much does it cost?" While Italian isn't necessarily a very difficult language for an English-speaker to learn, many stumble when it comes to pronunciation. Fortunately, the Internet is awash in clips like this one, which make learning both vocabulary and proper pronunciation a very easy task. For more information, and to get started using this useful Italian phrase yourself, watch this video guide.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun and Mr. Excel, the 43rd installment in their joint series of digital spreadsheet magic tricks, you'll learn how to calculate weighted average cost ending inventory value from transactional records on 2 different sheets using the COUNTIF, SUMIF and SUMPRODUCT functions.
A wedding budget can quickly get out of hand as your planning progresses. Things like centerpieces are a major cause of skyrocketing wedding costs. If you have a little time and want to easily trim down the cost of your wedding, think about making your own floral centerpieces. You'll learn how to with this simple tutorial from EZ Bouquet. You'll soon see how easy it is to make a beautiful floral arrangement in an open container and how to secure the arrangement in the base of the container. A...
This video shows you exactly how to weather-strip a door to keep down heating costs. Step by step instructions on how to check your doors to see if they need weather-stripping and how to install the weather-stripping. This also teaches you how to check to make sure that your weather-stripping has been installed correctly on your door to keep out any drafts. All that you need is some weather-stripping, a tape measure, a utility knife, a power drill, and some screws. This video teaches you how ...
Three point lighting is the standard used to illuminate a subject for amateur film, video, and even theater application.
With YouTube TV and DirecTV Now starting at $40/month, and others like Sling TV offering an eye-catching $25/month plan, streaming cable services may sound like a great way to cut costs while cutting the cord. But when you look at all the factors, the price you pay may very well end up being just as high as your traditional cable bill — if not more.
This year will be an interesting one for iPhones. With speculation that the expensive iPhone X is underperforming, rumors have circulated that Apple will release three "bezel-less" devices, one of which will cost less by omitting the OLED panel for a traditional, yet large, 6.1" LCD. Now, thanks to the source of this rumor, we have an idea how much that lower-tier iPhone will cost.
In this video tutorial, viewers learn how to rent bikes in Europe. The cost to rent a bike is about $15 and the cost decreases per day the longer you rent it. Bikes can easily be rented in towns in small rental shops. Europe has many bike paths with signs for tourists to travel along without any traffic. To find these paths, users should get information from the tourist information centers or bike rental shops. This video will benefit those viewers who will be visiting Europe and would like t...
PeteMcCormack2 teaches viewers how they can live off the grid! First, you will need shelter, heat and water! And possibly some electricity. You need head so you can use a high efficiency wood stove. You always need to have water so you can use a well or a water pump. Also, for a pump you will need power, you can use solar power for this! You can also use a pressure tank. This way of life does not necessarily cost much and with self installation it will lower the cost also. All you have to do ...
CadNYC demonstrates how to open the Nike iPod sensor casing. Replacing the iPod Nike sensor battery is easy and low cost with a few simple steps. First, place the sensor in a vice clamp and saw off the casing using a very thin hacksaw blade. then, open up the sensor compartment to have access to the battery. You can now remove the battery and replace it with another battery which will cost about two dollars. After you replace the Nike iPod sensor battery, use a strong adhesive to glue the cov...
In this video the instructor shows how to solve mixture problems using two variables. Usually in these kind of questions the problem statement goes like, if A costs $x for a pound and B costs $y for a pound, in what ratio should they be mixed such that one pound of the new mixture sells for $z a pound. So, in these kind of problems start with a box where you list down all the given data in the form of a table as shown in the video. Now denote the unknown quantity of A and B by two variables a...
There's a reason why printer companies want you to recycle your old printer cartridges. Because they can be reused. It cuts costs and saves them money, but you can save money, too. You don't have to keep buying new cartridges, you can recycle your used ones yourself by simply adding more ink. It could save you a ton of money on printer costs.
