Responsive functions.php

<?php

function my_post_queries( $query ) {

	// not an admin page and it is the main query

	if (!is_admin() && $query->is_main_query()){

		// query for the home page

		if(is_home()){

			$first_page_total= 9; // total number of posts on first page

			$paginated_total = 10; // total number of posts on paginated pages

			$posts_to_skip = $paginated_total - $first_page_total;


			// pagination for custom page(s)

			if ( get_query_var('paged') ) { $paged = get_query_var('paged'); }

			elseif ( get_query_var('page') ) { $paged = get_query_var('page'); }

			else { $paged = 1; }


			// page query args


			$query->set('posts_per_page', $first_page_total);

			$query->set('post__not_in', get_option( 'sticky_posts' ));


			if(is_paged()) {


				// paginated query args

				$offset = (($paged - 1) * $paginated_total)- $posts_to_skip;

				$query->set('offset', $offset);

				$query->set('posts_per_page',  $paginated_total);

			}



		}


	}


}

add_action( 'pre_get_posts', 'my_post_queries' );

?>