Răspunsuri

2014-05-06T22:31:22+03:00
(a+b+c)/3=24
b=50a/100=a/2
c=b/3=a/6
(a+a/2+a/6)/3=24
(6a+3a+a)/6·3=24
10a/18=24
a=24·18/10
a=43,2
b=a/2=43,2/2
b=21,6
c=b/3=21,6/3
c=7,2
6 3 6
Cel mai inteligent răspuns!
2014-05-06T22:37:37+03:00
(a+b+c)÷3 =24
a+b+c=72
b=a+ (1÷2) a
c=b+ (1÷3) b
a=2b ÷3
c=4b ÷3
2b÷3 +4b÷3 +b=72
9b÷3=72
b=24
a=16
c=32
P.S. unde am pus "÷" e fractie
9 4 9