Question

The total interest of a principal in n years at the rate of simple interest of r% per annum is $\frac{p n r}{25}$ , the principal will be (a) ₹ 2p (b) ₹ 4p (c) ₹ $\frac{p}{2}$ (d) ₹ $\frac{p}{4}$

December 27, 2023

Answer

(b) Principal = 4p

Explanation

P $=\frac{I × 100}{r × t}=\frac{p n r × 100}{25 × r × n}=4 p$

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