What is the sum of the first 27 terms of the following sequence?
1, 5, 9,

a. 1,431
b. 1,571
c. 2,862
d. 2,9431

For the inequality |c| < |d| to be true, which of the following must be true?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288