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Find number abc

If 7a7bc - abb70 = 791c find number abc. Multiple solutions may exist.

Correct answers: 20

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God is watching

One Sunday a priest announced he was passing out minature crosses made of palm leaves. "Put this cross in the room where your family argues most," he advised. "When you look at it, the cross will remind you that God is watching."

When the parishoners were leaving church, a woman walked up to the priest, shook his hand and said, "I'll take five."

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Protectograph

In 1904, the Protectograph check-writing machine was patented under the title “Printing-Stamp” by Libanus McLouth Todd of Rochester, New York (U.S. Patent No. 766,853). It was designed to protect against check forgers by marking and embossing the amount on a check, thereby preventing the amount thus shown to be later dishonestly changed to a higher value. The apparatus had co-axial printing wheels with lines of raised type forming a series of numbers and suitable words. A check would be placed between the wheels and a platen. An inked felt-covered roller applied ink to the type as the wheels were turned to select the chosen imprint. The platen surface had a yielding material, such as rubber. When actuated by a hand-lever, it was raised from beneath the check and embossed the paper against the type.«

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