2004 Section 1 Question 34

34) 22

Let the number of claims be ‘C’
The increase was 33% and the ‘C’  rose to 29.

[C + (0.33xC)] = 29.3
C (1+0.33) = 29.3
C (1.33) = 29.3
C = 29.3/1.33
C = 22