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Find number abc

If 7b13a - bb6a5 = a9ac9 find number abc. Multiple solutions may exist.

Correct answers: 0

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A secretary walked into her bo...

A secretary walked into her boss's office and said, "I'm afraid I've got some bad news for you."
"Why do you always have to give me bad news?" he complained. "Tell me some good news for once."
"Alright, here's some good news," said the secretary. "You're not sterile."

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NYC open-burning ban

In 1962, an ordinance banning the open-burning of leaves, trees, shrubbery or plants on land within New York City took effect. The action reflected concern over air pollution and its effect on health, and another control against smog. Builders and building wreckers were granted a two-year exemption. The law was signed by the Mayor on 30 Nov 1961. New York State followed this example in 1972, applying the measure state-wide to cities with population over 20,000. Giving increasing attention to air pollution, New York State ended the exemption for smaller communities, and extended the state's ban to everywhere in throughout the state from 15 Oct 2009.«

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