Question

Scrieti nr. 300 ca suma de patru numere direct proportionale cu 2 , 3,4, si 6.

Answer 1

x+y+z+a=300
x=2k
y=3k
z=4k
a=6k

2k+3k+4k+6k=300
15k=300
k=300:15
k=20

x=40
y=60
z=80
a=120