Estimate the maturity value of a Sukanya Samriddhi account for a girl child, using the current notified rate.
Years 1–15: balance = (balance + D) × (1 + R/100). Years 16–21: balance × (1 + R/100). Deposits after year 15 are ignored.
₹1,50,000 a year at 8.2%: deposits ₹22,50,000, value after 21 years ≈ ₹71,82,119.