Question

in what time will 64000rs amount to 88360rs at 17 1/2pa , interest being compounded yearly​

Answer 1

Answer:

let reqd time be n yrs

principal=64000

amount=88360

rate=171/2=36/2%p.a.

A=P{1 +R/100}^n

88360=64000{1+35/200}^n

88360/64000={1+7/40}^n

(47/40) ^2=(47/40) ^n

since bases are same we equate powers

n=2

: time taken is 2 years

Answer 2

Answer:

I think the question is wrong I don't understand it