The ratio of coconut water and watermelon juice in a 500 ml solution is 3 ∶ 2. Some quantity of watermelon juice is added to the solution and the ratio becomes 1 ∶ 1. Find the amount of watermelon juice added.

The ratio of coconut water and watermelon juice in a 500 ml solution i

1.	The ratio of coconut water and watermelon juice in a 500 ml solution is 3 ∶ 2. Some quantity of watermelon juice is added to the solution and the ratio becomes 1 ∶ 1. Find the amount of watermelon juice added.
A.	200 ml
B.	250 ml
C.	150 ml
D.	100 ml
Answer» E.