r₁

n₁

r₂

n₂

r₃

n₃

Profit (£)

Offer

1

6

5

13

4

14

1.9625

5%

2

6

5

13

4

14

4.2954

5%

3

6

5

13

4

14

7.0948

5%

4

6

5

13

4

14

10.4834

5%

5

6

5

13

4

14

14.6163

5%

6

6

5

13

4

14

19.6875

5%