11. I like reading but not singing.
p ˄ (~ q)
12. Yuvraj neither plays cricket nor tennis.
(~p) ˄ (~q)
13. Rama and Shama are twins.
p
14. It is not true that 'i' is a real number.
~p
15. Either 49 is a perfect square or 39 is divisible
by 11.
p ˅ q
16. Pinku never works hard yet she gets food marks.
~p ˄ q
17. Eventhough it is not cloudy, it is still
raining.
~p ˄ q
18. Milk is white if and only if the sky is not
blue.
p ↔ ~q
19. If kutub – minar is in Delhi then Hyderabad is
in Andhra Pradesh.
p → q
20. If 3 + 3 = 6 then 3 + 2 = 9
p → q
