Need a and b answered real quickly plz

Refer to the quotations to answer parts a and b Treasury bills Assume that the par value for a T-bill is $1,000 if you were to sell the T-bill which matures on july 23, 2015, at what price could you sell the T-bill? Assume that the par value for a T-bond is $1,000 if you were to sell the T-bond which matures on may 15, 2030, at what price could you sell the T-bond