A tank

A tank is 7/9 full of water,1/5 of the tank is drawn in the morning, and 1/3 is drawn in the evening. What fraction of water is still in the tank?

Correct answer:

x =  11/45

Step-by-step explanation:

V1=970.7778 V2=51=0.2 V3=310.3333  x=V1V2V3=975131=45354594515=4535915=4511=0.2444

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