Do you know if you can view and save email attachments on your iPad. Ipad will displays image attachments in many commonly used formats (JPEG, GIF, and TIFF) inline with the text in email messages. And iPad can also play many types of audio attachments, such as MP3, AAC, WAV, and AIFF. And more you may view files (such as PDF, webpage, text, Pages, Keynote, Numbers, and Microsoft Word, Excel, and PowerPoint documents) that are attached to messages you receive. 
There is so simple way to Open An Attached File. When you have received and email with an attachment, it is downloaded onto the iPad. To view the attachment simply open and scroll to the bottom of the email, and then tap the attachment file to open. If the attachment is in a file format that the iPad supports then it opens in Quick Look. You can view attachments in portrait or landscape orientation. If you can not open the attachment, that’s mean the format of an attached file isn’t supported by iPad, then you can see the name of the file but you can’t open it. You need to install the application according the attachment on your iPad to open and view it.
Here are iPad supports the following document types as standard: .doc or .docx for Microsoft Word, .htm and html for webpage, .key for Keynote, .numbers for Numbers, .pages for Pages, .pdf for Adobe Acrobat,.ppt and .pptx for Microsoft PowerPoint, .rtf for Rich Text Format, .txt for text, .vcf for contact information, .xls and .xlsxMicrosoft Excel (XML).