Question

In what time will 64000 amount to68921 at 5% per annum, interest being compounded half yearly?​

Answer 1

Step-by-step explanation:

According to the question,

Amount=P(1+R2×100)2×tP(1+R2×100)2×t

68921=64000(1+52×100)2×t64000(1+52×100)2×t

6892164000=(1+140)2×t6892164000=(1+140)2×t

(4140)3=(4140)2×t(4140)3=(4140)2×t

2t=3

t=32t=32

t=112t=112 years