$2.25 to $2.50 for a round trip ride ($2.75 for a single ride).
$7 day metrocard (weekly) will cost $30.00 (increase of $1).
A 30 day metrocard will cost $112.00 (increase of $8).
Also note that the bonus you presently gain with the purchase of a $10 card will be decreased from 7% to 5%. However, you can get the 5% bonus with the purchase of a minimum of a $5 card.
So riders, start shaking your pockets for that extra change because the MTA is coming for ya!