As per your requirement you need to publish a display property advertisement, which is measured in terms of the ad size in per sq.cm unit and priced accordingly. Also of you have any page preferences there are premium charges applicable based on the page selected.

To start the booking of your Display property ad you need to visit the Maharashtra Times Display Ad Rates page. You need to choose the main edition or supplement and the city of your choice, after which you will be asked to choose the page and mention the size of your advert (Back page and 10cmx12cm in your case). That would give you the exact amount required for publishing a Property Ad in Maharashtra Times.