Respuesta :

jonnessab2010
If it is 3kg, it will be: 
40mins x 3 = 120mins
Add the extra 20 mins, it will be 140 mins. This equates to two hours and 20 minutes. 

Answer:

The answer would be 120 minutes plus the extra 20 minutes so it would take 140 minutes in total

Step-by-step explanation:

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