Question

Calculati numerele a,b,c stiind ca a supra 4 = bsupra 6 = cmsupra 8 si a supra 4+ b supra 6+ c supra 8=72

Answer 1

a/4 = b/6 = c/8 = k => a=4k ; b=6k ; c=8k
a/4+b/6+c/8=72 => 4k/4 + 6k/6 + 8k/8 = 72 => k+k+k=72 => 3k = 72 |:3 => k=24
a= 4*24 = 96
b=6*24 = 144
c=8*24= 192 
Sper ca ai inteles . Succes in continuare !