You can control the configuration from Here: http://yuskincare.com/abc/wp-admin/options-reading.php
You can set any number for the Blog Posts but it will be same both for Front Page and Blog Page. You can either set Bog Posts in Front Page Selecting Your latest posts or in a different page setting a Page Front Page and another for Blog Posts. These are WordPress Core Features. You can still customize as per your need but that is a subject to Major Customization of Codes
