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Find number abc

If 87a57 - b723a = bc718 find number abc. Multiple solutions may exist.

Correct answers: 21

The first user who solved this task is Nasrin 24 T.

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Trans-Pacific hot air balloon

In 1995, Steve Fossett completed the first hot air balloon flight over Pacific Ocean (9600 km). On 3 Mar 2005, he completed the first solo non-stop and fastest flight around the world without refueling, in The Global Flyer, a single-engine, single-use experimental jet plane.«

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