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masya89 [10]
3 years ago
15

PLEASE HELP ANSWER ALL 3!!! 20 POINTS !!

Mathematics
2 answers:
Nezavi [6.7K]3 years ago
8 0
Now, there is no problem...
BlackZzzverrR [31]3 years ago
3 0
2.25 cm per hour for the first one and 18cm for the second one
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