i paid rs.113 to attend 5 mock tests yesterday. but i did not get any meesage from cracku regarding mock test, while clicking on mock test again by default it is showing that mock test is for premium users only like that eventhough i paid the money. is this site is genuine or fake and the person vijay who is in online is not giving any reply to my message regarding the procedure of mock test..
whai kind of books i have to read for gk.
how to find median and mode?