11. Find the time in which a sum of money gets doubled at the interest rate of 8% per annum
Answers
Answered by
7
Answer:
Let sum of money=Rs. x
Therefore amount=Rs. 2x
Interest=sum∗time∗R/100
=x∗time∗8/100
=8x∗time/100
Amount=sum+interest
2x=x+8x∗time/100
2x=100x+8x∗time/100
200x=100x+8x∗time
100x=8x∗time
time=100x.
time=12.5years.
Explanation:
hope it helps
Similar questions