Salimning yoshi Salima yoshining 60% ini tashkil qiladi. Agar ularning 4 yildan keyingi yoshlari yig‘indisi 48 bo‘lsa, Salimning hozirgi yoshini aniqlang.

  1. 15
  2. 25
  3. 24
  4. 18

📝 Detailed explanation

Salim=x, Salima=y.
x=0,6y.
(x+4)+(y+4)=48 ⇒ x+y=40.
0,6y+y=40 ⇒ 1,6y=40 ⇒ y=25.
x=15.
10 / 10 (100%)
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