about c.a attempts

hello,

i m doing  c.a (inter) and has given two attempts already and now waiting for third attempt result and still get only exemption in one paper can u tell me should i go for another two  remaining attempts.?

and can i do MBA alongwith my c.a (inter) attempts? and also want to know about my last attempt in which month it will be? in nov-07 or in may -08.

and also if i clear my one group in five attempts will i get more five attempts for second group

plz tell me urgently

thx

sunny