Find number abc
If 9767a - c405b = a36a9 find number abc. Multiple solutions may exist.Correct answers: 19
The first user who solved this task is Nasrin 24 T.
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Moon reached by laser lightIn 1962, a laser beam was bounced off the moon from earth by MIT scientists. The area of the light beam on the surface was estimated at a diameter of 4 miles. |