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Romashka [77]
3 years ago
14

One grandparents cleaned the room and it took them 18 minutes. The other grandparents cleaned the room and took them 12 minutes.

How long would it take if they cleaned together.
Mathematics
1 answer:
jek_recluse [69]3 years ago
6 0

Answer:It would take 6 minutes

Step-by-step explanation:

18-12=6

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