Rs. 1200 is lent out at 5% per annum simple interest for 3 years. Find the amount after 3 years.

🧠 Explanation (Math):

Given: Principal 1200; r = 5% p.a.; t = 3 years (SI)
Step 1: Interest = P r t = 1200 × 0.05 × 3 = 180
Step 2: Amount = P + I = 1200 + 180 = 1380
Final Answer: 1380