Mathematics, 24.10.2019 09:43, hannahbear3747
Andrei has a glass tank. first, he wants to put in some marbles, each of which has a volume of 0.04 liters. then he wants to fill the tank with water until it's completely full. if he uses 50 marbles, he will have to add 33 liters of water.
what is the volume of the tank?
andrei has exactly 20 liters of water. how many marbles does he need so the tank is full?
Answers: 3
Mathematics, 21.06.2019 16:50, maymayrod2000
Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?
Answers: 1
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