What, according to the treasury secretary, was the only way out of the exchange problem?

1 27 127 343 729

The internet represents that awkward _______ in all communication systems; while it _______ to bring us together, it keeps us apart

Complete the series 1, 3, 4, 13, 53, ____

Fi nd the next term in the series 123, 129, 141, 147, ______

Find the next term in the series 123, 129, 141, 147, ______

What is the missing number in this series: 8 2 14 6 11 ? 14 6 18 12

5, 6, 3, 4, 1, ____

960 839 758 709 ? 675

Complete the series 25, 125, 36, 216, 49, ___