SSC MTS 2 Aug 2019 Shift 1 Paper

Calculation:
Let the sum invested be Rs. P and the period of investment be X years
⇒ Rate of interest = X%
⇒ Simple interest obtained = Rs. P
According to the question,
⇒ P = (P × X × X) /100
⇒ X2 = 100
⇒ X = 10 years
⇒ Period of investment = 10 years