Mathematics Worksheet/Social Arithmetic/Bank interests

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1. If $100 is deposited at 4% in the Octopus Bank on 27th April, how much will be in the account 6 months later on the 27th October? How much will be in the account after 1 year?

2. The Kaching Credit Union offers a deposit account at 7% Per Annum for 2 years. Calculate using simple interest how much the return would be for 1 year? If $1200 is deposited for 2 years, how much interest will it earn?