Question

Ar the start of the week a bookshop had mathematics and science books in the ratio 2:5. By the end of the week,
30% of each type of books were sold and 3920 books of both types were unsold. How many books of each type
were there at the start of the week?​

Answer 1

Answer:

a book has 360 pages .ajay reads 11/18 of the book in a week .while seema reads 7/10 of the book in a week .who reads faster .by what fraction and by how many pages