Question

in a stationary shop a book cost $400 and a pen costs $20 find the retio of the cost of a pen to the cost of a book tick the correct answer​

Answer 1

Answer:

cost of pen =$20

cost of book =$400

ratio of the cost of a pen to the cost of a book=20/400=1/20

Answer 2

answer of the ratio of the 400 and 20 is 400 : 20