The first problem that is show is exponential decay. First you will need to create a table with hours and substance left. The next step is to find the trend by noting that we are left with a certain percentage of the substance. One you have the trend you will use this to calculate the amount of substance left in said hours, in this case 6 hours. The following example shows you how to solve exponential growth. It is essentially the same except for the fact that you will be increasing, so inste...
In this video tutorial, viewers learn how to altering clip speeds in Adobe Final Cut Pro. This will allow users to speed up, slow down or reverse a video clip. To slow down or speed up a clip, click on the clip in the time line and hold down the Control key. In the pop up menu, click on Speed. Users will be able to change the percentage of the speed or duration time. Users can also check Reverse to reverse the clip. This video will benefit those viewers who enjoy creating videos with Adobe Fi...
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.
In this Software video tutorial you will learn how to remix popular songs in Audacity. Open Audacity. Go to file > open and find your song for remixing. Then go to effect > change speed. Select a percentage change and click OK. You can change the pitch by going to effect > change pitch and select something and click OK. Play it and see what the pitch change does to the original and select the one that you like. Under ‘effect’ there are plenty of other options available like ‘amplify’,...
Want to get more information about the battery status of your iPhone and iPod Touch? Ever wanted a nifty little percentage display to show you exactly how much battery juice you have left? iPhone 3GS owners have this installed by default, but Apple seems to have forgotten about the rest of us. That is no reason for the rest of us to be left out though. This quick video shows you how to get that. Find out where to download this useful app, install it, and then have the battery information disp...
This video shows us the method to find the percent increase or decrease in a quantity. This can be done in 30 seconds. The formula states that the percentage increase or decrease is equal to the product of the ratio of amount (increase or decrease) and the original amount and 100. This is explained by two examples. In the first example the amount of increase of the price of groceries is found by taking the difference of the new price and the old price. This is divided by the original price an...
Here we will be making a website page layout for your Myspace account. A very common thing that people find difficult is the alignment of things such as text boxes and other DIV's. This video will demonstrate the proper meaning of alignment, as we have an already misaligned page to visually work with here. -To watch in high quality: http://www.youtube.com/watch?v=ItUhjfqcLo0&fmt=18 -For help with source code: http://www.fileden.com/files/2008/6/12/1956714/1divblueblack.txt -Insert this code t...
Ever wanted to make a pie chart in Xara Xtreme? This video will help guide you through the process of using Zara Xtreme to cut a circle into a pie chart segments using percentages as angles. After finding the center of the circle using a line and the central alignment tool, you'll begin arranging lines over the circle according to the speakers instructions. By the end of this tutorial you should have your very own pie graph, as well as the knowledge it takes to make bigger and better projects...
In this tutorial the tutor shows how to work around with discounts. He shows how to find out the price of an item after discount is applied to it. He says that this is a regular situation faced by us when we visit shopping malls etc., Now he says that we need to multiply the original price with the discount percentage and divide it by hundred. This gives us the discount amount. Now he instructs us to subtract this discount amount from the original price to get the final discounted price. He f...
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 ...
This is a very basic overview of probability, possibly intended for an eleven year old. It is a very good introduction to probability for one that has never encountered probability before. The instructor is not always clear in his intentions. Someone watching this video would learn about probability, ratios, percentages, and fraction. There is a set of required knowledge to understand what the instructor is talking about. The instructor uses very nice diagrams and also gives nice explanations...
In this video tutorial the instructor shows how to derive the formula to compute interest compounded annually. He starts with explaining the basic concepts like principle which is the amount you borrow and the rate of interest or annual percentage rate (APR), which is the rate at which you pay the interest up on the borrowed principle. He shows that the amount after the end of one year is amount A = P(1+APR),and he goes on and generalizes how to compute it for n years. This video shows how to...
Learn how to calculate simple interest with step-by-step instructions using the formula I=prt. Simply defined, interest equals principle times rate times time. The video shows various examples of calculating this formula by plugging different variables into the equation. Although, these calculations can seem hard to follow, the way they are presented is straightforward and simple to understand. The video also explains converting percentages to decimals, which is the cornerstone of applying th...
This video presented by Cris Ippolite makes a comparison between flat files and relational databases made with FileMaker Pro 10. It starts by showing flat files, which programs like Microsoft Excel use. Flat files have a big disadvantage: they cannot communicate with other files, even those with related data. If you wish to make your job easier, you should use relational databases. With databases, the tables communicate between one another. Once you store an entry in a table, you can use it i...
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.
For quarterbacks who want a competitive advantage over their opponents, Dub Maddox shows, how to throw a football using playaction. Maddox reiterates throughout the tutorial the importance of set, show, snap, and sell when learning the handoff of the football. With a step-by-step live-action tutorial and real game examples, Maddox shows ,how the four key steps are used in games. Those four key terms provide the foundation of mechanics that a quarterback must exercise on every run play if he o...
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.
A great percentage of sport climbing accidents happen after the climber reachs the anchor. Next to belayer miscommunication not having a system is the next killer.
Learn how to say "How much does this cost?" in Spanish.
The Galaxy S20's Wireless PowerShare is a must-use feature. With even the base model packing a 4,000 mAh battery, you have more than enough juice for all your Qi-enabled devices. The default settings make it so that in certain situations, you may have to choose between your phone or wireless earbuds, but you can change that.
Windows 10 runs on laptops, desktops, tablets, and even phones—but even though the operating system should scale accordingly, fonts and icons aren't always perfectly sized for every screen. Luckily, though, there's a handy new menu for adjusting the size of your screen's contents, which you can use to make everything bigger or smaller to match your preferences.
Considering how the Apple Watch works as an extension to your iPhone, it would've seemed like a no-brainer to include the ability to view your iPhone's battery life from the Watch, but in true Apple fashion, they did not.
Android L hasn't made its official release yet, but if you installed the early release using the Windows or fastboot method, you may have noticed some minor inconveniences, like the lack of a battery percentage icon and the absence of a Clear All option in your notification tray.
Not sold on Apple's iPhone claims of battery performance? I will show you some simple tweaks and tips to reduce that rapid battery drain and extend the use of your iphone between charges -free.
The introduction of smartphones has been what some may see as a step backwards in technology regarding batteries. The first cell phone that I had would last 3-4 days on a single charge; however, the lack of functions minimized the use that is saw.
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?
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.
Whether you have or are getting an iPhone 12, 12 mini, 12 Pro, or 12 Pro Max, the default way to check the current battery life is via the tiny battery icon in the top right of the status bar. But that does not accurately depict how much juice is left, not as a specific percentage indicator would. If you want the exact number, there are some not-so-obvious ways to find it.
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...
The football season is almost here, and what better way to celebrate it then by playing Madden NFL 11. The newest version of the popular franchise, claims to offer better run blocking for players, faster gameplay, and much more.
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.
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.
Look, we all like getting things for free. That's why we can stomach things like advertisements and optional purchases in freemium apps and games — we're willing to pay for our mobile experiences in every way but currency. Although freemium seems to be the model for the future of iPhone entertainment, it looks like a different scheme might win out in the end.
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.
Updated 5/2/17: CultofMac reports analysts at Deutsche Bank are confirming the delays. The analysts believe the delays are due to "component shortages and technical challenges." This would corroborate the rumors listed below. We here at Gadget Hacks will bring you more on this story as it develops.
make robots WALL.E with low cost. using materials from scrap Video: .
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.
