Average age of a family of 4 members was 19 years, 4 years back. Birth of a new child kept the average age of the family same even today. How old is the child today?
A. 4 years
B. 1 year
C. 2 years
D. 3 years
Related Questions on Aptitude Test for Freshers
If 15% of Y is same as 21% of Z, then 12.5% of Y is equal to what per cent of Z?
A. 20%
B. 17.5%
C. 13%
D. 9.5%
Find A:B:C:D when A:B = 2:3 ; B:C = 7:9 ; C:D = 5:7
A. 70 : 105 : 135 : 189
B. 105 : 115 : 236 :189
C. 70 : 124 : 155 : 201
D. 12 : 78 : 256 : 189