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Thank you @josegonzalito, can you clarify about my question for Problem 2? Should we count 1 hoof per leg or 2 hooves?

Toma en cuenta solo 1 por pata...

Thank you, my answers

Problem 1
(2x3) + 5 = 11
(3x4) + 2 = 14
(5x13) + 4 = 69

Problem 2
5 sheep of which 1 is ewe