William has a 26 liter glass tank. First, he wants to put some marbles in it, all of the same volume. Then, he wants to fill the tank with water until it's completely full. If he uses 18 marbles, he will have to add 20.9 liters of water.



Answer :

Answer: If William uses 200 marbles, he will need 14 liters of water to fill the tank completely

Step-by-step explanation: