Question

A supra 2=B supra 3=C supra 5
Daca abc=5400
Determinati a,b,c

Answer 1

$\frac{a}{2} = \frac{b}{3} = \frac{c}{5}=k$
a=2k
b=3k
c=5k
a*b=5400
2k*3k=5400
6k² =5400
k²=5400/6
k²=900
k=30
a=60
b=90
c=150