← EquationsEquations 002 — Concert ticket pricesEquationsPracticeMediumYour answera)adultFr.childFr.b)Fr.Enter the amount in francs, e.g. 12.50.Check answerReveal solutionStuck? Show me one stepRelated exercisesEasierZAP 2006, Exercise 8 — Theater ticket prices: system of equationsZAP 2006, Exercise 6 — System of equations: coinsSimilarZAP 2014, Exercise 8 — Bakery flour orderEquations 001 — School trip, swimming poolHarderWord Problems 026 — Cinema till and coin box