In the following question a question / statement is followed by three statements numbered I, II and III. Read the question / statement carefully and decide whether data given are sufficient to answer the question / validate the statement from the given statements and answer accordingly :

What is the rate of the compound interest?

I. The amount was invested for a period of three years

II. A sum of Rs. 1000 becomes Rs. 1331 at the rate of compound interest

III. The simple interest received on that amount in one year is equal to the compound interest received on that amount in the first year