Răspuns :
5 pruni......100 kg
25......x
=> 5/25=100/x=> x= [tex] \frac{100x25}{5} [/tex]=500 kg
25......x
=> 5/25=100/x=> x= [tex] \frac{100x25}{5} [/tex]=500 kg
5p...100 kg rezulta ca de la 1prun a recoltat 20 kg (100:5)
25p...25x20 =500kg
25p...25x20 =500kg