- AStatement I alone is sufficient but Statement II alone is not
- BBoth statements together are needed (neither alone is sufficient)
- CEither statement alone is sufficient
- DStatement II alone is sufficient but Statement I alone is not
Step-by-Step Solution
From I, 20 + 5 = 25. From II, 35 - 10 = 25. Each alone gives her present age as 25.
Answer: C) Either statement alone is sufficient