Answer
At the earliest possible date.
Explanation
Retirement is the act of leaving your job and stopping working, usually because you are old: Your retirement benefit is based on your highest years of earnings and savings and your age when you start receiving benefits. consistently saving a little money for retirement at the earliest possible date.is much better than saving a lot more money when you are in your fifties.
That would be great if it was possible
What do you mean ? I’m confused..

Convert
0.625 to binary

Translate 0.625 into a fraction. We all know that 0.5 is ½. We know that the remainder, 0.125, is ⅛. Add them together, and you get ½ + ⅛ = ⅝.
Now, in binary, the positions to the right of the point are , which is ½, ¼, and ⅛ respectively.
⅝ is 5 × ⅛. 5 in binary is 101. So, ⅝ is
= 0.101
The options listed are not related to the question. and if they were related in any sense then I would say the cheapest thing on the list is a phone card so I guess you can buy that and save the most for your travel as you can use phone cards anywhere as they have 1800 numbers which are free from any public phone.