ZAP 2009, Exercise 5 — Masons working days with 2 absent
ProportionalityZAP 2009Med-Easy
Your answer
days
The unit is already there: enter only the number.
Related exercises
Harder
ZAP 2014, Exercise 4 — Sandcastle helpersZAP 2008, Exercise 5 — Seamstresses producing costumes, workers drop outProportionality 024 — Two gardeners drop outSnow clearing — extra vehicles join partwayZAP 2013, Exercise 6 — Cherry harvest with pupils (14 days)ZAP 2006, Exercise 9 — Garden work rate with adults and children