← EquationsEquations 030 — ZAP 2015, Exercise 7EquationsZAP 2015Med-HardYour answeryearsThe unit is already there: enter only the number.Check answerReveal solutionStuck? Show me one stepRelated exercisesEasierZAP 2009, Exercise 6 — Three siblings' savings of Fr. 132.60 in partsSimilarWord Problems 010 — Noah's ageZAP 2013, Exercise 5 — Piggy banks of 5 children (B = Fr. 165.40)