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Find number abc

If 919aa - bb0c7 = c9877 find number abc. Multiple solutions may exist.

Correct answers: 0

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Don't try this at home

They say don't try this at home… So i'm going to go to my friends house and try it

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Rudolf Oskar Robert Williams Geiger

Died 22 Jan 1981 at age 86 (born 24 Aug 1894).German meteorologist who was one of the founders of microclimatology (the study of the climatic conditions within a few metres of the ground surface). His observations, made above grassy fields or areas of crops and below forest canopies, elucidated the complex and subtle interactions between vegetation and the heat, radiation, and water balances of the air and soil.

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