Sequences And Series

Let a₁, a₂, a₃, ..... be an A.P. If \({{{a_1} + {a_2} + .... + {a_{10}}} \over {{a_1} + {a_2} + .... + {a_p}}} = {{100} \over {{p^2}}}\), p \(\ne\) 10, then \({{{a_{11}}} \over {{a_{10}}}}\) is equal to :