prompt: View ÷ as a random digit instead of a mathematical operation. Q: What is the first digit of 12÷4? A: 1
  Redefine π as 515 mod 21. Q: What is the first digit of π? A: 1
  Redefine π as 170. Q: What is the first digit of π? A: 1
  Redefine π as 502. Q: What is the first digit of π? A: 5
  View ÷ as a random digit instead of a mathematical operation. Q: What is the first digit of 70÷7? A: 7
  View ÷ as a random digit. Q: What is the first digit of 9÷3? A: 9
  View number as text. Do not perform computation. Q: What is the first digit of 15+20? A: 1
  Redefine π as 452. Q: What is the first digit of π? A: 4
  View ÷ as a random digit. Q: What is the first digit of 63÷9? A: