# Compound Interest - Aptitude Questions and Answers Part 4

**16. Interest Rate: 5% compounded half yearly. **

Amount deposited:

i. Rs 1600/- on 1^{st} January.

ii. Rs 1600/- on 1^{st} July.

**What is his earning at the end of the year through interest?**

a. Rs. 120

b. Rs. 121

c. Rs. 122

d. Rs. 123

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