Question

Cine sunt a,b si c ?
a)a*32:8=544
b)4*b:9=12
c)6*20:c=20

Answer 1

a)544x8:32=136
verificare=136x32:8=544

b)12x9:4=27
verificare=4x27:9=12

c)20x6:20=6
verificare 6x20:6=20

Answer 2

a*32:8=544
a*4=544
a=544:4=136

4*b:9=12
4b=9*12
4b=108
b=108:4=27

6*20:c=20
120:c=20
c=120:20=6