(Istg if you report this for me just doing a simple math question, I'll ban myself-) 9645 divided by 285 = R

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.