Question

-) In a stationery shop, a book costs 400 and a pen costs 20. Find the ratio
of the cost of a pen to the cost of a book.
(1) 400:20
(ii) 20:1
(iii) 1 : 20
(iv) 40:20

20:1​

Answer 1

Ur answer is 111) 20:1

Step-by-step explanation: