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C
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π
e
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\(\div\)
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\(\times\)
\(\frac{a}{b}\)
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\(\dollar 3\,000\) is placed in an account that earns \(20 \pourcent\) interest per annum (p.a.), and the interest is allowed to compound over three years. This means the account is earning \(20 \pourcent\) p.a. in compound interest.
Fill the compound interest table.
Year
Amount
Compound interest
0
\(\dollar 3\,000\)
7
8
9
4
5
6
1
2
3
C
0
.
1
\(\dollar\)
7
8
9
4
5
6
1
2
3
C
0
.
7
8
9
4
5
6
1
2
3
C
0
.
2
\(\dollar\)
7
8
9
4
5
6
1
2
3
C
0
.
Find the amount after 2 years.
7
8
9
4
5
6
1
2
3
C
0
.
dollars
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