There are a number of books on a shelf. If one book is the 6th from the left and 4th from the right, how many books are on the shelf?

About Us

Inzu Books sudah berjualan buku online sejak 2009-10, mulanya berjualan novel fantasi koleksi pribadi dan komik, kemudian sampai sekarang. Kami murni berjualan online tanpa ada kegiatan offline, namun posisi riil kami di Bandung. 

Salam buku!