Question

If 1000 be invested at invested at intrest rate of 5 percent

Answer 1

Answer:

Correct option is

B

1632 years

S.I. for 10 years = Rs (1000×1005×10)= Rs. 500

Principal after 10 years becomes = Rs. (1000+500)= Rs. 1500.

Amount on that principal after t years = Rs. 2000

∴ S.I. on it = Rs. (2000−1500)= Rs. 500

∴t=(1500×5500×100) years =632 years 

∴ Total time = (10+632) years =1632 years