America was discovered by Columbus on October 12, 1492; what day of the week was it?

In this case
p = 12, q = 10, N = 1492.
Remainder of division by 7 of the number formed by Zeller’s formula
12 + 20 + 6 + 1492 + 373 = 1903
will be r = 6, that is, Columbus discovered America on Friday.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.