mamta read 2/5 of a book on monday and 3/8 of the remaining book on tuesday.find the part of the book left unread after tuesday find the total no of pages in the book if 48 pages are left unread.

Answer 1

2/5 = 16/40
3/8 = 15/40

16/40 + 15/40 = 31/40

40/40 - 31/40 = 9/40

(9/40)x = 48