Question

Remu read 2/3rd pages of a book if dhe reads further 40 pages, she would have read 7/10th pages of the book .how many pages are left to be read

Answer 1

let the no. of pages be=x

2/3x+40=7/10x

40=7x/10-2x/3

40=(21x-20x)/30

40=x/30

40×30=x

x=1200

Thus,there are 1200 pages in the book.