Evenly-Spaced Sets

Official Guide practice (find these in your Official Guide or at www.gmatclub.com)

PS44321.02 Sam has $800 in his account. He will deposit $1 in his account one week from now

The sum S of the first n consecutive positive even integers is

List S consists of the positive integers that are multiples of 9

PS00984 Which of the following statements must be true about the average (arithmetic mean) and

the median of 5 consecutive integers?

PS00087 Set X consists of eight consecutive integers.

What is the sum of the multiples of 7 from 84 to 140, inclusive?

PS06558 In the first week of the year, Nancy saved $1.

A certain drive-in movie theatre has a total of 17 rows

PS03513 For any positive integer n, the sum of the first n positive integers equals

PS65402.01 The sum of the first 100 positive integers is 5,050.