Comprehension Passage
Directions: Answer the questions based on the information given below.
Consider the three following missing number series I, II, and III.
Series I: 8, p, 2.5, 3, 8, 56
Series II: 29, 28, 25, 20, 13, q
Series III: r, 9, 30, 124, 625, 3756
A bag contains 2q red balls and (2p - 4) green balls. If four balls are drawn from the bag and the probability that (2p - 4) drawn balls are of green colour is '(a/b)' then find the sum of all the factors of (a + b)?
1
190
2
191
3
183
4
193
5
194