Prime and Composite Numbers — XAT Previous-Year Questions
1 previous-year question on Prime and Composite Numbers from XAT, with full solutions. Practise free — check answers as you go; sign in to save your progress.
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Prime and Composite Numbers · XAT PYQs
XAT 2023 · QA & DI
Q1.
Let x and y be two positive integers and p be a prime number. If x(x – p) – y(y + p) = 7p, what will be the minimum value of x – y?