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Dmitry_Shevchenko [17]
3 years ago
14

Help Me Please I need to do this for school

Mathematics
2 answers:
NNADVOKAT [17]3 years ago
8 0

Answer:

3 hours

I hope its right

hodyreva [135]3 years ago
4 0

Answer:

He worked for 3 hours.

Step-by-step explanation:

you can solve this by muiltipling the amount of hours by the kilograms done in   an hour.

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