SSC CPO SI and ASI 2015 Paper

Question : 117 of 199

Marks: +1, -0

The current price of a scooter is Rs. 7290. If its value decreases every year by 10%, then what was its value 3 years ago?

Solution:

(3) Let P be the value of the scooter 3 years ago. Now,

7290=P\ (1- {10}/{100}\ )^{3}=P\ (\ {9}/{10}\ )^{3}

P= {7290 \× 1000}/{729}=Rs.10000

Go to Question:

Prev Question

Next Question