Quantitative Aptitude Ques 276
Question: The interest earned on Rs. 15000 in 3 yr simple interest is Rs. 5400. Find the rate interest per annum.
Options:
A) 11.5%
B) 12%
C) 12.6%
D) 15%
E) 18%
Show Answer
Answer:
Correct Answer: B
Solution:
- P = Rs. 15000, Time(t) = 3yr
Simple interest (SI) = Rs. 5400, Rate (r) =?
From the formula,
$ SI=\frac{P\times r\times t}{100} $
$ \Rightarrow $ $ 5400=\frac{15000\times r\times 3}{100} $
Rate of interest, r = 12%