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Can you replace the question mark with a number?

MATH PUZZLE: Can you replace the question mark with a number?

Correct answers: 588

The first user who solved this task is H Tav.

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Learning About Democracy

I taught my kids about democracy tonight by having them vote on which movie to watch and pizza to order.
I then picked the movie and pizza because I'm the one with the money.

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School vaccinations

In 1827, in the city of Boston, Massachussetts, the School Committee voted to require, effective 1 Mar 1828, that public school students show that they had been vaccinated against smallpox prior to school entrance. Certificates to the board of health were to be issued where necessary for free vaccination. This initiative came just three decades after Edward Jenner's discovery of a method to immunize against smallpox. The state of Massachussets passed the first school vaccination law in 1855, followed by New York (1862) and Connecticut (1872).«*

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