Question

mama si tatal au impreuna 80 ani.copilul eate de 2 ori mai mic decit mama si de 3 ori mai mic decit tatal.sa se afle varsta celor trei.CLASA A-PARTA

Answer 1

m+t=80
m=2c
t=3c
2c+3c=80
5c=80
c=16 ani
m=16*2
m=32 ani
t=16*3
t=48 ani

Answer 2

m+t=80m=2ct=3c2c+3c=805c=80c=16 anim=16*2m=32 anit=16*3t=48 ani