Question

the ratio of the price of a pencil to that of a book is 3 :4. if the price of a pencil is Rs. 15, find the price of a book? ​

Answer 1

20

Explanation:

cause if we say x is the price of the book it is the result of the division of 15*4/3=20

Answer 2

the answer is 20 because if you divide 15:20 by 5, you get 3:4. hope this helps!