Question
CIVICS > ELECTION_COMMISSION
1) The average age of a husband, wife and their child 3 years ago was 27 years and that of the wife and the child 5 years ago was 20 years. The present age of the husband is
A) 35 YearsB) 40 years
C) 50 yearsD) none of these
View Answer        rrb_paramedical_nursing_Answer_key_2015
Answer : 40 years




Vijau Says on 08/08/2015 12:14:08 pm :

I need explanation


ashaikh07 Says on 24/08/2015 12:47:59 pm :



karthick Says on 05/08/2016 01:55:00 pm :

Average=sum/count
27=h+w+c/3
h+w+c=81

20=w+c+1/2
w+c=41

h+41=81
h=40


dipak Says on 13/04/2017 04:56:49 pm :

how to

20=w+c+1/2

pl explan for 1/2


QNO
User Name
E-Mail
Comment