Two unemployed young men decided to start the business together. they pooled in their savings, which came to rs. 2000. they were both lucky, their business proposed and they were able to increase their capital by 50% every 3 year. how much did they have in all at the end of 18th years?
a) Rs. 22,781.25
b) Rs. 24,150.25
c) Rs. 28,140.50
d) Rs. 18,000.00

• 50 per cent every three years So after 18 years --------> 50 % 6 times
  
  2,000 ----- 50%-------> 3000
  
  3,000 ----- 50%-------> 4500
  
  4500 ----- 50%-------> 6750
  
  6750 ----- 50%-------> 10125
  
  10125 ----- 50%-------> 15187.5
  
  15187.5 ----- 50%-------> 22781.25
• 13 years agoHelpfull: Yes(8) No(0)
• using compound interest formula-amt=p(1+r/100)^n
  here value of money changes every 3 years so total computation =18/3=6yrs
  amt=2000(1+50/100)^6=22781.25
• 13 years agoHelpfull: Yes(5) No(0)
• (1.5)^6 *2000=22781.25
• 13 years agoHelpfull: Yes(1) No(0)
• option 1
  simple hai....
• 13 years agoHelpfull: Yes(0) No(5)
• logicccccccccccc
• 13 years agoHelpfull: Yes(0) No(0)
• plzzzzzzz... explain..
  
• 13 years agoHelpfull: Yes(0) No(0)