20 25

you save 5/-

30 40

you save 10/-

35 40

you save 5/-

30 35

you save 5/-

12 15

you save 3/-

21 30

you save 9/-

20 25

you save 5/-

35 40

you save 5/-

30 35

you save 5/-

30 35

you save 5/-

25 30

you save 5/-

25 30

you save 5/-

30 35

you save 5/-

30 35

you save 5/-

30 40

you save 10/-

30 35

you save 5/-

35 50

you save 15/-

36 45

you save 9/-

15 20

you save 5/-

10 16

you save 6/-

12 20

you save 8/-

12 15

you save 3/-

12 15

you save 3/-

11 15

you save 4/-

11 15

you save 4/-

5 5

you save 0/-

5 5

you save 0/-

5 5

you save 0/-

5 5

you save 0/-

5 5

you save 0/-

30 40

you save 10/-

30 40

you save 10/-

5 5

you save 0/-

35 40

you save 5/-

19 28

you save 9/-