Correct option is A
Given:
Numbers: 75, 115, 207 and 299
Concept:
Observe the common mathematical property among the given numbers and identify the one that does not follow it.
Solution:
115 = 5 × 23
207 = 9 × 23
299 = 13 × 23
All three numbers are multiples of
23.
75 is
not a multiple of 23.
Hence,
75 is the odd one out.
Final Answer:
75