Bar Graph: Company Training Expenditure

The following graph shows the amount of money a company spent on training programmes for its employees in the first \(4\) months of a particular year.

1. Compare the amount of money spent on training programmes in the four months.
   Express your answer in simplest ratio form in the order Jan : Feb : Mar : Apr.
2. What is the percentage increase in the amount spent from Feb to Mar?
3. Find the total amount spent in the first quarter (Jan, Feb and Mar) of the year.