Question

Daca prin 5 rubinete obișnuite curg 125 L de apa .aflati cati L curg din 7 rubinete?

Answer 1

5 robinete....125 litri
7 robinete....x

x= 125•7/5
x= 875/5
x= 175 litri

Answer 2

$5 \: r..............125 \: l \\ 7 \: r.............. \: x \: l \\ x \: = \frac{125 \times 7}{5} = \frac{175}{1} = 175$