Răspuns :
salut. ti-am atasat rezolvarea in poza.
cel mai simplu e cu regula de 3 simpla.
succes
cel mai simplu e cu regula de 3 simpla.
succes
A) B)
a) 99 km _____________________ 4) 1,8 h
b) 176 km _____________________ 1) 3,2 h
c) 385 km _____________________ 2) 7 h
d) 27500 m _____________________ 3) 30 min
e) 11550 dam _____________________ 5) 2h si 6 min.
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rezolvare
a) 60min:55km/h*99min:60min=
=1,09090909min*1,65min
=1,8 h
b) 60:55*176:60=
=1,09090909*176:60
=192:60
=3,2 h
c) 60:55*385:60=
=1,09090909*6,41666667
=7 h
d) 1km=1000m
27500m=27,5km
60:55*27,5:60=
=1,09090909*0,45833333
=0,5 h....=> 30min
e) 1km=100dam
11550dam=11550:100=115,5 km
60:55*115,5:60=
=1,09090909*1,925
=2,1.....=> 2h si 6min
a) 99 km _____________________ 4) 1,8 h
b) 176 km _____________________ 1) 3,2 h
c) 385 km _____________________ 2) 7 h
d) 27500 m _____________________ 3) 30 min
e) 11550 dam _____________________ 5) 2h si 6 min.
-----------------------------------------------------------------------------------
rezolvare
a) 60min:55km/h*99min:60min=
=1,09090909min*1,65min
=1,8 h
b) 60:55*176:60=
=1,09090909*176:60
=192:60
=3,2 h
c) 60:55*385:60=
=1,09090909*6,41666667
=7 h
d) 1km=1000m
27500m=27,5km
60:55*27,5:60=
=1,09090909*0,45833333
=0,5 h....=> 30min
e) 1km=100dam
11550dam=11550:100=115,5 km
60:55*115,5:60=
=1,09090909*1,925
=2,1.....=> 2h si 6min