For the following questions answer them individually
Unscramble the letters 'CCITRKE' to form an English word and find the fifth letter of the unscrambled word?
Rajiv said, pointing to a girl, "She is the only daughter of the father of my sister's brother". If so how is the girl related to Rajiv?
A man buys 144 oranges for Rs.360 and sells them at a gain of 10%. At what rate per dozen does he sell them?