Question

O persoana are o suma de bani.in prima zi cheltuieste 30 % din suma,a doua zi 40 % din suma iar in a3a zi 1/4 din suma.
a) in ce zi cheltuieste mai mult?
b)stiind ca persoanei ii raman 600lei,aflati cat a cheltuit in prima zi.

VA ROG REPEDE,DAU FUNDA !!!!!!

Answer 1

1 zi=30%
2 zi=40%
3 zi=1/4=25%
30%+40%+25%=95%
100%-95%=5%
5%=600lei
30%=600×30/5=3600lei
rasuns:
a)a doua zi(40%)
b)3600lei