Which one is greater
-4 or -5
2 or -2
|-5| or |5|
-7 or 6
-13 or -9
|-7| or -6
-17 or -14
|-3| or |-2|
0 or -6
|-4| or |6|
Plz help

Np4=12np2 with clear explanation.

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) = %

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?