Question

Sa se determine numerele x,y,z si t stiind ca x/3=y/4=z, z/2=t/3 si x+y+z+t=57

Answer 1

X/3=y/4=z => x=3z y=4z

Z/2=t/3 => t=3z/2

x+y+z+t=57

3z+4z+z+3z/2=57

8z+3z/2=57

(16z+3z)/2=57

19z=57×2

Z=6

X=3z =6×3=18

Y=4z=4×6=24

T=3z/2=3×6/2=9