Doar cele doua de jos
Dau coroana!!!!

Răspuns:
25%=25/100=1/4
1/4×272=272:4=68 lei reducerea
272-68=204 lei costul unei geci
272+204=476 lei gecile
500-476=24 lei rest
________________
a-b=37040
a/b=3/8=>a=3b/8
3b/8-⁸⁾b=⁸⁾37040
3b-8b=296320
b=-296320:5
b=-59264
a=-59264×3:8
a=-22224