Best method to round up to the nearest 0.05 in java

Question

Consider that a tax of 10% is applicable on all items except food. Also, an additional tax of of 5 % is applicable on imported items.

If the cost of a music CD is

Answer 1

Store monetary amounts as integers (e.g. a number of cents).

This is a common issue - google will give you plenty of great explanations.

Here is one: Why not use Double or Float to represent currency?