How much should you scale an image that is 400 x 587 to be 399 x 499?

What are the Reasons for using Router in a network? What is the difference between ecc and non-ecc ram pc3200? How do you recover encrypted files in a folder after a format? If you install windows 7 on your laptop can you take the Windows Vista that was previously on your laptop and install it on your desktop computer? Why some application layer protocols using a specific transport layer protocol? What is the protocol used to indicate a Usenet newsgroup? What is least recently used page replacement algorithm? Are gateway computers practical for travel? How many milliliters are there in a milliliter? What is a workgroup also known as? How many ml in 0.2literes? What are the advanced microprocessors and their features? What are 3 of the same things as a layer? Which types of network connections use a network card in the computer for the physical connection? Does corel word perfect work on a mac? What is the pairing code for a gear head bluetooth mouse model BT9400WHT? What is Microsoft Office Standard? How much weight can you put on a laptop computer? What is an exe file? How do you cancel MSN Messenger?