Six cousins are all of different ages. Arjun is older than Bela but younger than Chetan. Dev is younger than Bela. Esha is older than Chetan, and Farah is younger than Dev. How many cousins are younger than Arjun?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → 3
Join the comparisons into one chain from the oldest to the youngest; the cousins after Arjun in the chain are younger than him.
Arjun is older than Bela but younger than Chetan: Chetan > Arjun > Bela
Dev is younger than Bela: Chetan > Arjun > Bela > Dev
Esha is older than Chetan: Esha > Chetan > Arjun > Bela > Dev
Farah is younger than Dev: Esha > Chetan > Arjun > Bela > Dev > Farah
After Arjun come Bela, Dev and Farah, so 3 cousins are younger than him
