Question

A box in a college bookstore contains books and each book in the box is a history book and english book or a science book . if 1/3of these books are history books and 1/6 are english books what fraction of the books are science books

Answer 1

1/2 of the books are science books because once you convert the other two books you get 2/6 +1/6= 1/2 so the science books will be the other half.

Answer 2

1/2 of the books are science books because once you convert the other two books you get 2/6 +1/6= 1/2 so the science books will be the other half.

Explanation: