← EquationsEquations 024 — ZAP 2019, Exercise 4: School trip to the climbing parkEquationsZAP 2019Med-HardYour answerFr.Enter the amount in francs, e.g. 12.50.Check answerReveal solutionStuck? Show me one stepRelated exercisesSimilarEquations 001 — School trip, swimming poolZAP 2011, Exercise 7 — Cattle, pigs and chickens on a farm