Help me please
Kylie feeds vitamins to her dog by dropping them into his water dish. The directions require 5 drops of vitamins to be put in 2 liters of water.
How many drops are required for 1 liter of water?
Answer options with 5 options
A. 0.4
B. 2.5
C. 3.0
D. 5.2
E. 10