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Find number abc

If 7a648 - b6647 = 45cca find number abc. Multiple solutions may exist.

Correct answers: 29

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

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BMW died

A blonde pushes her BMW into a gas station. She tells the mechanic it died.
After he works on it for a few minutes, it is idling smoothly.
She says, "What's the story?"
He replies, "Just crap in the carburetor"
She asks, "How often do I have to do that?"

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The "pill"

In 1960, the FDA approved Searle's contraceptive pill, Enovid, the first drug approved in order to prevent a medical happening. In 1959, Searle had applied to license the "Pill" - an oral progestin - as a contraceptive. They chose Dr John Rock to present the findings of the experiences of 897 women before the Food and Drug Administration (FDA). Rock (1890-1984) was an American obstetrician and gynecologist who was an expert in human fertility, the requirement at the time was that a drug must be proven safe and not necessarily effective. However, the young reviewer, who was aware of the implications of the Pill, was thorough in his examination, requiring further lab tests before approval. By 1964 some four million women were on the pill.*

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