MATH PUZZLE: Can you replace...
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 669
The first user who solved this task is Gospodja Pufna.
#brainteasers #math #riddles
Vitamin daily requirementsIn 1941, in the Federal Register, the U.S. Food and Drug Administration specified the first minimum daily requirements for dietary supplements - for vitamin A, vitamin C, vitamin D, thiamine, riboflavin, calcium, iron, iodine, and phosphorus.« |