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In a cave, a stalactite gets 4 millimeters longer each year. This year is 72 centimeter long. How many years until it is 1 meter long?

Respuesta :

Answer:

70 years

Step-by-step explanation:

28 cm more to reach 1 meter (100 cm)

  28 cm / 4 mm/year =

   280 mm   /   4mm/year = 70 years

99% sure that it is 70 years

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