I have 300 numbers and 1 number. I want to know whether that 1 number
is the sum of the combination of those 300 numbers and which several
numbers in these 300 numbers sum up to produce that 1 number. Some of
these 300 numbers are same. Can I use Excel to work out that question?

Can one set up a survey form (questionnaire) on Excel?
Janev

I am looking to multply one column by another in each row for a long set of
data.
Example:
A           B            C

I have a shared workbook on a shared drive in the network in which two
departments use.One department only needs to view transactions while the
other requires to enter transactions. Is it possable to set up the the
workbook in this manner tohave better control or is this better ...

arrange sheets in alphatical order

I receive a excel file from my workmate
when I open this file, the excel windows open and display the same content,
but the file name shown are different, e.g 1 windows show abc:1, another
windows show abc:2

Where can I get some clear instructions about setting up
forms on excel?
thanks,
Janev

I have been reading Excel Help and trying to learn how to use IF, SUM, FREQUENCY, MATCH, and LEN functions to count the number of unique values.
I also read a thread (from years ago) which explained FREQUENCY( ) quite well.  (Yes, *years ago* but it is still good info.)  
I have a ...

I want to populate a cell in sheet1 by going to sheet 2 column F and finding
the value of the last filled cell that is not a zero

I am trying to keep a log of Flight time and would always like to know what
I've flown within the last 90 days of the current date in several different
modes of flight.
  A                  B          C          D

I need a formula (or other method) to reverse the text in a cell?
Eg "Paper clip" would become "pilc repaP".
Any suggestions?
Tod

I have an X-Y scatterplot.  In some of the cells in the range for Y values,
the result is #VALUE.  However, the chart plots this as if it were "0".
This seems dangerously wrong to me, seems like it should be plotted as if
that cell were blank.  It is very misleading in the chart ...

I have rows with data in different categories, identified by three colors.
(red, green and blue).
How can I sort the rows by colors?
Thanks,

Ok, I've googled the instructions for the side-by-side stacked bar
chart.  I've gone through it, and so far the only thing I haven't
figured out is how to space the cluster of bars apart from eachother.
So I have a cluster of stacks for 1 group, and a cluster for another.

can someone show me how to enter this formula in excel.
=[(+11.1)^2+(-6.1)^2+(-5.25)^2]1/2
The answer is 13.71 it has to do with color L*a*b*