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The algebra problem is just one simple prompt and it s still hard.
The solution has to do with distribution.
On his popular YouTube channel, MindYourDecisions, mathematician Presh Talwalkar frequently digs up samples of classic college entrance exams.
You love challenging math problems. So do we. Let s solve them together.
Talwalkar challenges his followers to see how they’d fare in the days before standardized testing.
In one of his most recent videos, Talwalkar unearthed a question from an 1876 algebra exam given to applicants at the Massachusetts Institute of Technology.
It’s a simple prompt:
A father said to his son, “Two years ago I was three times as old as you; but in fourteen years I shall be only twice as old as you. What were the ages of each?”