Correct Answer - Option 2 : 20000

**Given:**

His saving = 40% of his monthly salary

Total expenditure = 15% of monthly salary + 10% of monthly salary + 7000

**Calculation:**

Let be assume his monthly salary is p

Expenditure of A = (60/100) × p

⇒ (3/5) × p = (15/100)p + (10/100)p + 7000

⇒ p = 20000

**∴ The monthly salary of A is 20000.**