Answer: 1.19271 liters
Explanation:
Given: The recommended amount of fluid to adult =64 fluid ounces
We know that 1 fluid ounce = 0.0295735 liters
Then,

Since, Josey has already consumed 700 milliliters of water.
We know that 1 liter = 1000 ml
1 ml=
l
Thus, 700 ml =0.7 liters
The required amount of liquid he need to drink more =
ml