Harry downloads album A which has 11 tracks.
Each track on A costs the same.
The total cost of downloading A is £10.45
Harry also downloads album B and B has 14 tracks.


a) Work out the total cost of downloading B.
Assume each track costs the same as a track on A.



b) In fact, compared to the cost of each track on A the cost of 5 tracks on B is less by 5p each the cost of 9 tracks on B is more by 5p each.
Work out the actual total cost of downloading B.