Question

At what percent per Annam simple interest will a sum of money doubles itself in one year​

Answer 1

Answer:

100%

Step-by-step explanation:

Amount = 2p

Therefore,

interest = 2p- p = p

p= p×r×1/100

this simplifies,

r × 1 / 100 = p/p=1

therefore, r = 1× 100 = 100% p.a