Răspuns :
3 cutii.......25,5l
7 cutii........x l
{3,7}d.p. {25,5;x}
25,5÷3=x÷7
8,5=x÷7
x=59,5
3,25 kg.......5c
8,45kg.......x c
{3,25;8,45} d.p. {5;x}
5÷3,25=x÷8,45
x=5÷3,25*8,45
x=12, (9)
7 cutii........x l
{3,7}d.p. {25,5;x}
25,5÷3=x÷7
8,5=x÷7
x=59,5
3,25 kg.......5c
8,45kg.......x c
{3,25;8,45} d.p. {5;x}
5÷3,25=x÷8,45
x=5÷3,25*8,45
x=12, (9)
ex 2
3cuti ______25,5 l
7 cutii_______x
25,5 :3 = 8 , 5 litri într-o cutie
8 , 5 × 7 = 59 , 5 litri in 7 cuti
Ex 3
3,25 kg _____5 caserole
8 , 45 kg _______x
5 : 3,25 = 1 , 5
8 , 45 × 1 , 5 = 12, 675 caserole pt 8,45 kg
Sper ca te-am ajutat
Succes...
3cuti ______25,5 l
7 cutii_______x
25,5 :3 = 8 , 5 litri într-o cutie
8 , 5 × 7 = 59 , 5 litri in 7 cuti
Ex 3
3,25 kg _____5 caserole
8 , 45 kg _______x
5 : 3,25 = 1 , 5
8 , 45 × 1 , 5 = 12, 675 caserole pt 8,45 kg
Sper ca te-am ajutat
Succes...