Mathematics, 24.11.2020 02:30, googoo4

Could someone help me with this, please? Mid-ocean ridge rift zones produce new crust. Depending on the rift, 1 cm/yr to more than 10 cm/yr can be produced.

1. The distance between Newfoundland, Canada, and Ireland is roughly 3,320 kilometers. If the Mid-Atlantic Ridge is spreading at 4 cm/year (0.00004 km/year) in that area, how long ago did the Atlantic Ocean separate Canada from Ireland?

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Could someone help me with this, please? Mid-ocean ridge rift zones produce new crust. Depending on...