question: The number of books about religion in Paris from 1720 to 1780 dropped by what percentage ?
answer: just one-tenth of the total
turker_answer: The number of books about religion in Paris from 1720 to 1780 dropped by just one-tenth of the total .
rule-based: The number of books about religion in Paris from 1720 to 1780 dropped by just one-tenth of the total .