the lucky numbers of n and the person living immediately below n is 63. n has an odd number as it’s lucky number. there are two floors between l and the one whose lucky number is 64. l lives below n. m live immediately below n. difference between the lucky numbers of m and l is more than 15. o’s lucky number is more than m.
3) 8 people p, q, r, s, t, u, v, and w were born in different years-1945, 1956, 1961, 1973, 1978, 1989, 1996 and 2007 but not necessary in the same order. s was born in odd number year. the difference between the present age 