Solve for the indicated side.
a) 35.5
b) 37.4
c) 47.9
d) 109.4

After the seventh month of a 12-month loan: the numerator is: {(n + 11) + (n + 10) + (n + 9) + (n + 8) + (n + 7) + (n + 6) + (n + 5)} = , and the denominator is: {(n) + (n + 1) + + (n + 11)} = . therefore, the fraction is numerator/denominator (to the nearest tenth) = %

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.