Răspuns :
a) 2 x 3 = 6 litri ( consuma 3 persoane intr-o zi )
b) 6 x 2 = 12 litri ( consuma 3 persoane in 2 zile)
c) 6 x 7 = 42 litri ( consuma 3 persoane intr-o saptamana).
b) 6 x 2 = 12 litri ( consuma 3 persoane in 2 zile)
c) 6 x 7 = 42 litri ( consuma 3 persoane intr-o saptamana).