Math help?

a geologist noticed that land along a fault line moved 24.8 centimeters over the past 175 years. On average, how much did the land move each year? or:

a geologist noticed that land along a fault line moved 24.8 centimeters over the past 175 years. On average, how much did the land move each year?

or:a geologist noticed that land along a fault line moved 24.8 centimeters over the past 175 years. On average, how much did the land move each year?

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