"the human sense of smell permits us to detect separate smells."

More than 10,000 separate smells

The electoral college consists of 538 electors. a majority of 270 electoral votes is required to elect  the president. your state's entitled allotment of electors equals the number of members in its congressional delegation: one for each member in the house of representatives plus two for yoursenators.congress does the electoral college represent

Basically create a schedule on what you need to study and stick with it