Comprehension Passage
Directions: Answer the questions based on the information given below.
The table given below shows four districts 'W', 'X', 'Y', and 'Z', and the number of four different types of localities - 'A', 'B', 'C', and 'D' located in these four districts.
| A | B | C | D | |
|---|---|---|---|---|
| W | 130 | 245 | 175 | 250 |
| X | 200 | 160 | 280 | 110 |
| Y | 175 | 215 | 190 | 120 |
| Z | 195 | 180 | 105 | 220 |
The average number of all four types of localities located in district 'Y' and district 'Z' is how much more/less than the total number of 'B' type of localities located in all four districts together?
1
40
2
50
3
60
4
70
5
100