Five fifths is equivalent to 1 so five fifths of anything will be exactly one of the "anything"5 fifths of 25 will therefore be - what do you know! - 25.
20%
0.2
15
two fifths of 25 is 10
125 percent
It is: 3/5 which is 0.6 as a decimal and 60% as a percentage
tweleve over twenty-five
5.64
75
No.
twenty eghiths
If you mean twenty-four twenty-fifths of 75, the answer is 72. Twenty-five times 3 is seventy-five, twenty-four times 3 is seventy-two.