Question

un biciclist a parcurs un drum de la A la B in 3 etape. In prima a parcurs 3 KM, in a doua 160 HM iar in a treia a parcurs cu 210 M mai mult decat in primele 2 etape la un loc.Afla lungimea drumului de la A la B in DECAMETRI

Answer 1

In,prima,etapa-3km=300dam
In,a,doua,etapa-16km=1600dam
In,a,treia,etapa-(300+1600)+21=1921dam
Lungimea,AB,=300dam+1600dam+1921dam=3821dam

Answer 2

etapa1-3km=300dam,etapa2-16km=1600dam,etapa3-300+1600+21=1931dam,lungimeaAB =300dam+1600dam+1921dam=3821dam