Which one is correct?

awesomeasker

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The speech would be in text and slide for 30-45 minutes presentation.

or

The paper would be in the form of speech and 30-45 powerpoint presentation.

unclesamiub

There will be a written speech accompanied by powerpoint slides for a 35-40 minutes presentation.

stevie-b

There will be a speech and accompanying paper followed by a 30-45 minute slide powerpoint presentation. (or powerpoint slide presentation)

anonymous

neither of them are really "correct"

you should say:

The speech would be typed and accompanied by a 30-45 minute powerpoint presentation