Question

A sun amounts to rupees 2400 at 15% simple interest per annum for 4 years.find the sum

Answer 1

Answer:

₹1500

Step-by-step explanation:

Let the principal be X

X + (X×15×4/100) = 2400

X + (X×3×4/20) = 2400

X + 3X/5 = 2400

5X/5 + 3X/5 = 2400

8X/5 = 2400

X = 2400×5/8

X = 300×5

X = 1500

The sum is ₹1500