The table below shows the total number of registered votes and valid votes in two blocks (A and B) for the years 2012 and 2015. Year Registered Votes ...
Question
The table below shows the total number of registered votes and valid votes in two blocks (A and B) for the years 2012 and 2015.
| Year | Registered Votes in Block A | Registered Votes in Block B | Valid Votes in Block A | Valid Votes in Block B |
|---|---|---|---|---|
| 2012 | 750 | 1200 | 200 | 1000 |
| 2015 | 900 | 1300 | 720 | 1000 |
Note: Number of registered votes in any year = Number of valid votes + Number of invalid votes.
Question:
Out of the total invalid votes in block A in 2012, the ratio of male to female votes was 6:5 respectively. What is the difference between the total female invalid votes in block A in 2012 and the total invalid votes in block B in 2015?