UPSC Prelims 2025 · CSAT (Paper 2) · Q27
Basic Numeracy
Hard · Number theory: prime number conditions
Let both p and k be prime numbers such that (p^2 + k) is also a prime number less than 50. What is the number of possible values of k?
UPSC Prelims 2025 · CSAT (Paper 2) · Q27
Hard · Number theory: prime number conditions
Let both p and k be prime numbers such that (p^2 + k) is also a prime number less than 50. What is the number of possible values of k?