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Find number abc

If b9bb7 - b9cbc = ca6 find number abc. Multiple solutions may exist.

Correct answers: 64

The first user who solved this task is Djordje Timotijevic.

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Follow in my footsteps...

On the way to preschool, a doctor had left his stethoscope on the car seat, and his little girl picked it up and began playing with it.

"Be still, my heart," thought the doctor. "My daughter wants to follow in my footsteps!"

Then the child spoke into the instrument, "Welcome to McDonald's. May I take your order?"

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Baha ad-din Muhammad ibn Husayn al-Amili

Died 20 Aug 1622 at age 76 (born 20 Mar 1546).Syrian-Iranian theologian, mathematician and astronomer, a.k.a. Shaykh Baha'i). He became a very learned Muslim whose genius touched every field of knowledge from mathematics and philosophy to architecture and landscape design. He revived the study of mathematics in Iran. His treatise on the subject, Khulasat al-hisab (“The Essentials of Arithmetic”), and translations from the original Arabic was in use as a textbook until the end of the 19th century. His treatise in astronomy, Tashrihu'l-aflak ("Anatomy of the Heavens") summarised the works of earlier masters. He was born within a year of William Gilbert in England and Tycho Brahe in Denmark, and was still a child when his family left Syria to escape religious persecution.«

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