Question

A sum of money becomes double itself in 5 years at S.I in how many years will it becomes 4 time's at the same rate​

Answer 1

Answer:I don't know sorry

Step-by-step explanation:

Answer 2

15 years.

Amount = P + SI

= P + P

P -> 5 Years

Amount = P + SI

= P + 3P

3P -> 15 years.