In what time will Rs 64000 amount to Rs 68921 at 5% per annum, interest being compounded half - yearly?

In what time will Rs 64000 amount to Rs 68921 at 5% per annum, interes

1.	In what time will Rs 64000 amount to Rs 68921 at 5% per annum, interest being compounded half - yearly?
Answer» In what time will Rs 64000 amount to Rs 68921 at $5 %$ per annum, interest being compounded half - yearly?