How-to books make up 0.3 of the books in the school library. Of these, 0.2 deal with carpentry and 0.4 deal with electronics. 0.3×0.4=0.12 Interpret what the answer 0.12 represents in this equation above.

Answer 1

The answer 0.12 represents the fraction of all the books in the school library that are both how-to books and deal with electronics.