Kamal reads 1/3 of a book on the first day and 1/4 of the remaining portion on the second day . What portion of the book does kamal read in two days? If 200 pages are left to read , find the total nber of pages in the book.
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portion read in first day 1/3
Remaining portion =1-1/3
lcm=3
(1×3)-(1×1)/3=3-1/3=2/3
portion read in second day=1/4of 2/3. 1/4×2/3=1/6
portion read in two days=1/3+1/6
lcm=6
(1×2)-(1×1)/2=2-1/2 =1/2
1/2of total pages=200
Total pages=200÷1/2. 200×2/1=400 pages
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