In what time will rs.128000 amount to rs.137842 at 5% p.a.,interest being compounded half-yearly Question In what time will rs.128000 amount to rs.137842 at 5% p.a.,interest being compounded half-yearly in progress 0 Math Elliana 1 month 2021-09-14T23:19:24+00:00 2021-09-14T23:19:24+00:00 1 Answer 0 views 0

## Answers ( )

Answer:Please marks as brainliest

Step-by-step explanation:A=p(1+r/100*2)^n

137842=128000(1+5/100)^n

137842/128000=1+5/100

64000/68921=(20/21)^n

(20/21)^4=(20/21)^n

n=4years