How many pair of whole numbers have a sum 99

Adding up whole numbers in pairs, we can get (50) fifty successful pairs with "99" as an outcome; it is an easy exercise that we can show in the following illustrative progression as example: (0+99), (1+98), (2+97), (3+96) and so on up until (44+50).

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.