Question

Cost of 12 books is Rs.3600/-.The number of books that can be purchased for Rs.4500​

Answer 1

hey mate here is your answer

for rs.3600 =12books

for re.1 =12/3600

for rs.4500=(12/3600)×4500 =15

therefore 15 books can be purchased for rs.4500

hope it helps you

Answer 2

Answer:

Step-by-step explanation:

Cost of 12 books = Rs. 3600

Thus cost of 1 book = 3600/12 = Rs. 300

So no. of books that can be purchased in Rs. 4500 = 4500/300 = 15 books.

OR

By Unitary Method

3600 = 12 books

4500 = x books

So, x = (4500 ×12)/3600

= 15 books