236 .
Find out the missing number.
220, 108, 52, ___ ,10, 3
A.22
B. 24
C. 26
D.28
E.30
237 .
The ratio between the present age of Kunal and Ganesh is 3:5. If 4 years hence Kunal will be younger than Ganesh by 12 years, What is the present age of Kunal ?
A.16 years
B. 18 years
C. 20 years
D.22 years
E.24 years
238 .
Seven friends T,U,V,W,X,Y and Z are sitting in a straight line facing North.
W sits fifth to the right of T. W does not sit at any of the extreme ends.
Two people sit between Z and X. Y sits third to the left of U.
Y sits exactly in the middle. Z is not an immediate neighbour of Y.

Four of the following groups are alike in certain way, pick out the odd group.
A.UW
B. XV
C. YV
D.WX
E.UX
239 .
Seven friends T,U,V,W,X,Y and Z are sitting in a straight line facing North. W sits fifth to the right of T. W does not sit at any of the extreme ends. Two people sit between Z and X. Y sits third to the left of U. Y sits exactly in the middle. Z is not an immediate neighbour of Y. If all seven friends are made to sit alphabetically from right to left, position of how many will remain unchanged ?
A.None
B. One
C. Two
D.Three
E.Four