Question

the cost of 12 notebooks is Rs.480.Find the cost of 8 such notebooks​

Answer 1

Answer:

first we need to find the cost of 1 book.

480/12=40

cost of 8 books =40×8=320

Answer 2

Cost of 12 notebooks = ₹480

Cost of 1 notebook = ₹480/12

= ₹40

Now,

Cost of 8 notebooks = 8 × ₹40

= ₹320/-

Hence, the cost of 8 notebooks is ₹320/-.