Question

Every pupil in a class either swims or rides a horse three fifths of the class swim and three fifths ride horses five pupils both swim and ride horses how many pupils are in the class

Its one of these [ 15 Or 20 Or 25 Or 30 Or 35 ]

Answer 1

Equestrianism (from Latin equester, equestr-, equus, 'horseman', 'horse') commonly known as horse riding (British English) or horseback riding (American English),includes the disciplines of riding, driving, or vaulting with horses. This broad description includes the use of horses for practical working purposes, transportation, recreational activities, artistic or cultural exercises, and competitive sport.