What is the rank of Bangladesh University among the private universities in Bangladesh?

There is no university in Bangladesh only with 2 words Bangladesh University. So there can have no ranking. There are many universities starts with the word Bangladesh (as they are located in Bangladesh). Here are some examples : Bangladesh University of Engineering and Technology, Nilkhet, Dhaka (BUET); Bangladesh Agricultural University, Mymensingh; Bangladesh University of Professionals, Mirpur, Dhaka; Bangladesh University of Textiles, Hazaribag, Dhaka