In a party a man and his wife had two sons and their wives and each son had 4 children. How many people were present at the party?

Question: In a party a man and his wife had two sons and their wives and each son had 4 children. How many people were present at the party?

Solution:
মোট লোক = ব্যক্তি + তাঁর স্ত্রী + তাদের দুই পুত্র + দুই পুত্রের স্ত্রী + পুত্রদের মোট ৮ সন্তান
= ১৪ জন।

∴ পার্টিতে মোট উপস্থিত ছিল ১৪ জন।