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Q. 61 Reemu read th pages of a book. If she reads further 40 pages, shewould have readth pages of the book. How many pages are left to beread?

Answer»

Let total pages be xATQ,(x/5)+40=7x/10(x+200)/5=7x/10Cross multiply10x+2000=35x10x-35x=-2000-25x=-2000x=2000/25x=80 pagesTherefore pages left= 3/10 of pages=3*80/10=24 pagesplease accept best

Let total pages be xATQ,(x/5)+40=7x/10(x+200)/5=7x/10Cross multiply10x+2000=35x10x-35x=-2000-25x=-2000x=2000/25x=80 pagesTherefore pages left= 3/10 of pages=3*80/10=24 pages

24 pages is the right answer



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