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1 solution
⎩ ⎪ ⎨ ⎪ ⎧ p = 1 1 + 5 q = 1 4 + 2 r = 1 3 + 3 ⟹ p 2 = 1 6 + 2 5 5 ⟹ q 2 = 1 6 + 2 2 8 ⟹ r 2 = 1 6 + 2 3 9 ⟹ p > r > q