Question

Un camion a transportat o cantutate de marfa in 3 zile in prima zi a transportat jumatate din cantitatea ramasa iar in a treia zi a transportat ultimele 15 tonde de marfa calculati cantitayea titala de marfa trasnportata de camion

Answer 1

1) x/2 ; x-x/2 =2x/2-x/2 =x/2 ramas

2) 1/4 *x/2 = =x/8

3) 15 t

x/2+x/8 +15 =x numitor 8

4x+x +120 =8x

8x -4x-x =120

3x =120

x=40 t