Antonio's work is shown:
-15 + 15 = 30, So 30 minutes to care for the Guinea pig
-3 weeks = 21 days
-21 times 30 is 630 days
so it will take 6 hours and 30 minutes to take care of the Guinea pig,

What mistake did Antonio make in his reasoning, Include the correct amount of time, In hours and minutes in your answer

Answer :

Answer:

his mistake was that he put 6 because 30 was correct but 6 hee got 21 x 30 witch is 630 so he thought it was 6hr band 30 min.

Step-by-step explanation:

hope it help

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