Comprehension Passage
Direction: Study the data carefully and answer the questions based on it.
There are five research labs, each employing a different number of scientists and technicians. The given pie charts illustrate:
1) The percentage distribution of scientists across the research labs.
2) The percentage distribution of technicians across the research labs.


Note:
The total number of employees (scientists + technicians) in Lab D is 1200.
The total number of scientists across all labs is 1650.
Find the ratio of the number of technicians in Lab B and C together to the number of scientists in Lab A and B together.
1
5:8
2
11:12
3
4:7
4
5:7
5
13:5