Respuesta :

it's 3/5-1/7
(21-5)/35
16/35
oYOLOo
Joe has eaten (21/5) times more than Jane.
Divide (3/5) with (1/7)...you'll get 21/5 
If you want to check this, multiply 21/5 by 1/7....you'll get 3/5 which is what Joe has eaten!

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