2025 Uncategorized - Uncategorized

Three prime numbers p, q and r, each less than 20, are such that p – q = q – r. How many distinct possible values can we get for (p + q + r) ?

  • 4
  • 5
  • 6
  • More than 6

Want to see the 360° AI Analysis?

Sign up for a free 7-day trial to see option elimination logic, concept maps, and AI-graded model answers for this question.

View Interactive Analysis