Question

In how much time, will a sum of money become double of itself at 15% per annum simple interest?(कितनी समय में कोई धनराशि साधारण बियाज की 15 % वार्षिक दर से स्वं की दुगनी हो जाएगी)
A. `6(1)/(4)`years
B. `6(1)/(2)`years
C. `6(1)/(3)`years
D. `6(2)/(3)`years

Answer 1

(d) According to the question,

Rate%=15%
Required time=`(1)/(1)xx(100)/(15)=(20)/(3)=6(2)/(3)years`