- Mathematical developments increased rapidly around the time of the Italian Renaissance in the 16th century and continued through the scientific revolution of the 17th and 18th centuries, becoming increasingly abstract in the 19th and 20th centuries..
- The vocabulary of the average person is between 5,000 to 6,000 words.
- Bananas grow pointing upwards..
- The basic arithmetic operations used in mathematics are addition, subtraction, multiplication and division..
- That you burn more calories eating celery than it contains (the more you eat the thinner you become).
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