Can any one provide the best laptop configration in the range of 40000 to 50000

I have prepared sheet for the stock of 20 items in the following formate:

Oct. Item 1 Item 2
Day
Ope Pur Sale Cl
1 6.70 13.15 6.70 13.15
2 13.15 0.00 13.15 0.00
3 0.00 13.35 0.00 13.35
4 13.35 6.50 13.35 6.50
5 6.50 19.70 6.50 19.70
6 19.70 19.75 19.70 19.75
7 19.75 6.65 19.75 6.65
8 6.65 13.50 6.65 13.50
9 13.50 13.40 13.50 13.40
10 13.40 13.35 13.40 13.35
11 13.35 33.30 13.35 33.30
12 33.30 136.50 33.30 136.50
13 136.50 96.15 15.15 217.50
14 217.50 159.15 12.20 364.45
15 364.45 19.95 380.40 4.00
16 4.00 13.60 4.20 13.40
17 13.40 0.00 5.00 8.40
18 8.40 0.00 3.00 5.40
19 5.40 0.00 3.00 2.40
20 2.40 0.00 2.00 0.40
21 0.40 6.75 3.00 4.15
22 4.15 0.00 3.00 1.15
23 1.15 25.45 20.00 6.60
24 6.60 13.35 15.00 4.95
25 4.95 6.80 10.00 1.75
26 1.75 13.35 15.00 0.10
27 0.10 13.00 12.50 0.60
28 0.60 13.20 10.00 3.80
29 3.80 13.10 15.00 1.90
30 1.90 6.70 5.00 3.60
31 3.60 13.45 15.00 2.05

I have prepared such 12 excel sheets each saperat sheet for 12 months and each include total 20 Items, above data is a part of a sheet for an example.
Now as per my requirement I want month wise sheet in following format:
Total 31 days and 20 Items
Purchase 1 2 3 4
Itme 1 13.15 0.00 13.35 6.50
Item 2 6.50 20.00 26.20 19.95
Item 3 5.70 0.00 5.85 0.00
Item 4 0.00 0.00 6.00 0.00
And so on

Is there any Excel formula by which I can get result like this?
Please friend help me its very very crucial.
Thanks in advance.

Anyone can guide me on how to use V look up and H look up in a detailed manner. Plz give me step by step answers. Its very urgent. Thanks for everyone who replied.

In our company we have two softwares
(i) customised ERP - upgraded one
(ii) Customised Software based on VB- the earlier one.
Currently we are working on both the versions. There is differences in balances between the two versions. On both the versions we can transfer the data to Ms-Excel.I want to compare the two ledgers and have to give a report why there is differences. There are many balances to be compared it may take more time...so it will be great if some one can help me in this issue.

what r the main points to bear in mind before preparing a flowchart?

We are IT company in business of software development.

We make software on demand as well as we have few readymade software under our trade mark.

Please tell me about taxation, wheather both service tax and sale tax chargeable on us or not ?

Please give refrences in support of your answer

Dear All,

PLease help in this regard -

I want to convet time (1:20 AM) to Value ie Rs 1.20

Its Urgent please Help!!!!!!!!!!!!

Do the needful

Regards
RJ

WHAT IS "SISA" HOW I CAN DO THAT COURSE? PLEASE GIVE ME FULL DETSILD SBOUT COURSE SUBJECT,FEES,DURATION AND REGISTRATION DETAILS.
PLEASE OBLIGE ME AND REPLY AS SOON AS POSSIBLE. MY MAIL ID IS "sanjayparmar1412@gmail.com
what is the difference between "SISA" and "DISA"

We are software developer company. and
we want develop website in which
employee or any person fill ITR2 form online then after press submit button his all detail will be submitted to government.


Please help me because my senior give this task for 1 week

Can anyone plz. explain me
1.what is pivot table( in MS-Excel), what are its uses in a corporate and how to put pivot table.
2.Whats V look up and H look up how to put those and what are its uses.
3. Is there any other function or tools which will be helpful for decision making available in MS-Excel