I am a number between 540 and 550. I am not divisible by 2. Which one of the following numbers am I ?
Given numbers 542, 544, 548 and 549 are between 540 and 550.
542, 544 and 548 are divisible by 2, because their last digits 2, 4 and 8 respectively are divisible by 2.
549 is not divisible by 2, because its last digit 9 is not divisible by 2.