I was told Iran or saudi arabia
The correct answer is George Wallace
George Wallace was the Governor of Alabama during the Selma marches and was a noted segregationist. Wallace later ran for President on a segregation platform. Wallace was a old school Democrat that believed in wide ranging antipoverty programs, but only for white citizens.
Because the very purpose for studying is to make children who are unable to solve the math problem to become able.
By denying them the opportunity to learn simply because they are deemed not smart enough will even preventing them further from understanding the math topics.
It is absolutely ethical to charge those with lower incomes less money, and those with higher incomes more money.