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Intr-o curte alearga iepuri de casa si gaini,in total 60 de capete si 166 de picioare.Cati iepuri si cate gaini sunt?



Răspuns :

g+i=60
2g+4i=166
g+2i=83
g=83-2i
i+83-2i=60
-i=60-83
i=23
g=60-23=37
g+1+60
2g+4i=166
g+2i+83
g=83-2i
i+83-21=60
-i=60-83
iepuri=23
giste =37(60-23)