Question

Stiind ca a/5=b/4=c/3 si abc=480 determiinati a b c

Answer 1

a/5=b/4=c/3=k=> a=5k, b=4k, c=3k, dar abc=480=>60k la puterea3=480=> k la puterea3=8=> k=2=>a=10; b=8, c=6