The provisional answer key was out on 26th May 2017 as DTE Maharashtra had announced bonus marks for four questions that the committee has found to be incorrect or invalid. The experts have found 2 questions from Chemistry, one from Physics and one from Mathematics to be defective and have decreed that bonus marks were awarded to all candidates irrespective of whether they have attempted it or not.

For more information about the same, you can go through the below provided article -

MHTCET Answer Key

Hope this helps!!!