Determine each of the following sums:
(A) 1 + 3 + 5 =
(B) 1 + 3 + 5 + 7 =
(C) 1 + 3 + 5 + 7 + 9 =
(D) 1 + 3 + 5 + 7 + 9 + 11 =
(E) 1 + 3 + 5 + 7 + 9 + 11 + 13 =
(F) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 =
(G) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 =
(H) 1 + 3 + 5 + 7 + ... + 291 + 293 + 295 =
(I) 1 + 3 + 5 + 7 + 9 + 11 + 13 + ... + R =