# All articles with 'Formula Forensics' Tag

Lets look at how to apportion sales according to multiple criteria

Continue »A Formula based solution to extract records from a table that match a number of criteria.

Continue »Last week, we had an interesting homework problem – **What is the average speed of this road trip? **

We received more than 150 answers. But to my surprise, 57 of them are wrong. So today, lets learn how to calculate the average speed *correct way.*

Last Friday, we had a fun little Excel challenge – Calculate Maximum Change. More than 170 people commented and shared their solutions to this problem.

**And the best part?**

The best part is the **variety of solutions & thinking displayed by our community**. So if you are one of those 170, puff your chest & pat yourself on the back. Go ahead, I will wait.

Today, lets take a look at some of these awesome formulas and understand how they work. Read on and watch the video you below to gain few awesomeness pounds.

Continue »Today lets tackle a very familiar problem. **You have a bunch of very long, complicated file names & paths. Your boss wants a list of files extracted from these paths**, like below:

Of course nothing is impossible. You just need correct ingredients. I cannot help you with a strong cup of coffee, so go and get it. I will wait…

Back already? well, lets start the formula magic then.

Continue »Your the production manager and have a need to schedule uneven resource across uneven requirements, how can you do that?

Well today we’ll look at Resource Allocation and Scheduling using Excel to do the hard work

We know that using VLOOKUP, we can find a value corresponding to a given item. For example Sales of x. But what if you have multiple sales for each item and you want the last value?

Today lets understand how to find the last date of an activity, given data like above.

Like everything else in Excel, there are multiple ways to finding last date. If cats can use computers, they would hate Excel. You see, Excel is overflowing with unlimited ways to skin a cat.

Continue »Today at Formula Forensics, we look at how to Count and Sum data using Criteria on Filtered data sets.

Continue »I have imported some data that comes in as a number that I need to convert to h:mm. The data string will be either 1,3,4,5,6 integers long and looks like this…

**Help**

“I have a large list which includes blanks, I want to retrieve the list without the blanks”

Faseeh, responded with a neat array formula.

Today Formula Forensics pulls Faseeh’s Formula apart to see what makes it tick.

Continue »**Formula Forensics is on Vacation.**

Formula Forensics is actually on a working Holiday and has visited the Excel Hero Academy this week.

So today in Formula Forensics we will showcase some of the work that have been derived from the learning’s at the Excel Hero Academy.

**Count How Many Times a List of Values Occurs in a Range**

(or How Can I Simplify My Formula)

Today in Formula Forensics we look at how to count how many times a range of values occurs within a Range of cells and in the process simplify a very nasty formula.

Continue »A common Forum Post question and one that Chandoo has written about a few times is, Does my data overlap with another range?

This week Formula Forensics examines Pradhishnair’s Overlapping Chaninage Problem where he wants to know if two values overlap with a range of other values

Continue »One of the most asked questions within the posts and Forums at Chandoo.org is, How Does Sumproduct work ?

Today in Formula Forensics we take at look at just that with a few worked examples.

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This is the Forth post in Chandoo’s, Formula Forensics series.

Last week Luke showed us how to extract a sorted list according to a criteria from a larger list

and he analysed a formula to solve this problem

This week we look at Fred’s Problem…

How do I simplify a very long formula?

Continue »