Go for the Arihant series hurry up you dont hav much time left !!!

1.Arihant IIT Mathematics in 40 days

2.Arihant IIT Physics in 40 days

3.Arihant IIT Chemistry in 40 days

Plus :

1.H.C.Verma (if u still got time)

2.NCERT (Must)

Approve if u liked em'

CHEMISTRY-DR.O.P.AGRAWAL & J.D.LEE                       PHYSICS-H.C.VERMA & I.E. IRODOV                    MATHEMATICS-M.L.KHANNA & S.L.LONEY      THESE BOOKS ARE MOST IMPORTANT BOOKS FOR IIT & MANY OF THE COACHING ALSO PREFER THIS BOOK