Răspuns :
b)5%=100lei
100%=x
x=(100x100) / 5. x=2000lei. Valoarea sumei S=2000lei.
a)Persoana cheltuieste in ziua a 2 cel mai mult , adica :
40%=x
100%=2000lei x=(2000lei x 40%) / 100% =800lei.
100%=x
x=(100x100) / 5. x=2000lei. Valoarea sumei S=2000lei.
a)Persoana cheltuieste in ziua a 2 cel mai mult , adica :
40%=x
100%=2000lei x=(2000lei x 40%) / 100% =800lei.
1/4=25%
30%+40%+25%=95%
S=100%
100%-95%=5%
5%=100 lei
a) Cel mai mult cheltuie a doua zi 40%
b) 5%..........................100 lei
100%...........................x lei
x=100x100:5=10000:5=2000 lei
R: S=2000 lei
2000x30:100=600 lei cheltuie prima zi
2000x40:100=800 lei cheltuie a doua zi
2000:4=500 lei cheluie a treia zi
30%+40%+25%=95%
S=100%
100%-95%=5%
5%=100 lei
a) Cel mai mult cheltuie a doua zi 40%
b) 5%..........................100 lei
100%...........................x lei
x=100x100:5=10000:5=2000 lei
R: S=2000 lei
2000x30:100=600 lei cheltuie prima zi
2000x40:100=800 lei cheltuie a doua zi
2000:4=500 lei cheluie a treia zi