Cevap:
b/c=2/3 burdan 3b=2c
c/f=6/5 burdan 5c=6f
Burdan 15b=10c=12f =k olur
k/10+k/15+k/12=1500
15k=1500*60 tan k=6000
Badem 6000/15=400
Fındık 6000/12=500
Ceviz 6000/10=600...cvp C
