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It takes 2 1/2 hours to fill 1/3 of a water tank. How long will it take to fill 2 water tanks?
I just need help solving it and maybe the answer

Respuesta :

Answer: 15

Step-by-step explanation: all you have to do is multiply 2 1/2 by 3 which is 7.5 then you are going to multiply that by two then you will get 15 so it would take 15 hours to fill two tanks