Here are fifteen challenging questions for GMAT math practice with explanations. Can you keep the GMAT Quant pace, doing these in under 90 seconds each?

# Archive | Sequences

## GMAT Practice Problems: Sequences

Here are eight practice problems on Sequences. 14, 23, 32, 41, 50, 59, … 1) In the sequence above, each term is 9 more than the previous term. What is the 40th term of the sequence? (A) 360 (B) 365 (C) 369 (D) 374 (E) 383 2) What is the difference […]

## GMAT Quant: Difficult Units Digits Questions

First, a couple 800+ practice questions (yes, you read that right – 800+) on which to whet your chops. 1) The units digit of is: (A) 1 (B) 3 (C) 5 (D) 7 (E) 9 2) The units digit of is: (A) 2 (B) 4 (C) 6 (D) 8 (E) 0 3) The units digit […]

## GMAT Quant: Must Be True Problems

First, try these challenging GMAT practice problems. Give yourself a strict time-limit of six minutes for the set. 1) If A is a number, which of the following must be true for any A? 2) If F and G are integers, with F < G, which of the following must be true? 3) If J […]

## Sequences on the GMAT

Understand how to handle these tricky upper level Quant problems! Definitions A sequence is a list of numbers that follow some mathematical patterns. More formally, a sequence is a function whose inputs are limited to the positive integers. Terms are denoted by a letter for the whole sequence, and in the subscript, the index, which […]