L. R. Omega. S. S. G. Waiting for the train.
II.
Arvon.
J. L. O.
III.
F. Lee.
G. S. C.
X. A. B.
ANSWERS TO KNOT IV.
Problem.—"There are 5 sacks, of which Nos. 1, 2, weigh 12 lbs.; Nos. 2, 3, 13½ lbs.; Nos. 3, 4, 11½ lbs.; Nos. 4, 5, 8 lbs.; Nos. 1, 3, 5, 16 lbs. Required the weight of each sack."
Answer.—"5½, 6½, 7, 4½, 3½."