Question

20 कबूतर 5 बार में उड़ाने है , परन्तु जोड़ा नहीं उड़ना चाहिए।

Answer 1

kabutar jora me nhi hai. iska matlab kabutar ki Sankhya odd number me hai. lekin hum janate hai ki panch odd number Ka sum bhi odd number hi Hoga . isilye. ye sadharan Ganit Ka upyog Kar nhi banaya ja sakata hai .

agar hum ' factorial Ka use Kare to ye sambhav hai.
mana ki
pahali baar 3 kabutar ura.
dusri baar 5 kabutar ura .
tisri baar 1 kabutar ura .
chauthi baar 5 kabutar.
aur panchvi baar 3! ura. ( 3! = 6)

3 + 5 + 1 + 5 + 3! = 20

Answer 2

30 kabutar hai

7 pinjare hai

bina jode ke matalb 2, 4, 6, 8, 10,

pinjare me bnd krne hai

kaise bnd krenge

so please help me