Paging

Consider a simple paging system with the following characteristics: a page table size of 64 entries of 11 bits (including valid/invalid bit )each and a page size of 512 bytes.
(a) How many bits in the logical address specify the page number?
(b) How many bits in the logical address specify offset within the page?
(c) What is the size of logical address?
(d) How many bits are there in physical address?
(e) What is the size of physical address?