Răspuns :
1500km
--------------------------------------------------------------------------------------------
/ \
|___________|___________|___________|____________|__________|
\.------------------------------------/
2/5(1500) |________________|_________________|
\--------------------------/
1/2(din rest) |_________________|
\----------------------------/
=? km
2/5(1500)=(1500:5)*2
2/5(1500)=300*2
2/5(1500)=600 km parcursi in prima zi
1500-600=900km ramasi
1/2(900)=900:2
1/2(900)=450 km parcursi in cea de a 2-a zi
900-450=450 km ramasi de parcura.
600+450+450=
=1050+450
=1500km in total
--------------------------------------------------------------------------------------------
/ \
|___________|___________|___________|____________|__________|
\.------------------------------------/
2/5(1500) |________________|_________________|
\--------------------------/
1/2(din rest) |_________________|
\----------------------------/
=? km
2/5(1500)=(1500:5)*2
2/5(1500)=300*2
2/5(1500)=600 km parcursi in prima zi
1500-600=900km ramasi
1/2(900)=900:2
1/2(900)=450 km parcursi in cea de a 2-a zi
900-450=450 km ramasi de parcura.
600+450+450=
=1050+450
=1500km in total