GMAT Ninja Quant Ep 10: Counting & Sequences

Описание к видео GMAT Ninja Quant Ep 10: Counting & Sequences

Do you get intimidated when you're asked to find the sum of a large set of numbers? Are you bamboozled by subscript notation or confused by sequences questions?

In this video, Harry -- a GMAT Ninja tutor -- will help you understand what to look for in a counting or a sequences question. He'll help you understand some of the patterns buried in these questions so that you don't have to rely on memorizing a formula.

This video is one of the easier videos overall, but there are still a few questions that might challenge you, even if you’re currently scoring well into the 40s.

This is video #10 in our series of full-length GMAT quant lessons. For updates on upcoming videos, please subscribe!

This video will cover:
➡️ Pattern recognition
➡️ Finding the number of terms in a list
➡️ Finding the sum of a list of numbers
➡️ Understanding subscript notation
➡️ Converting sequences questions into algebra


This video is for you if:
➡️ You get intimidated by big numbers or weird notation
➡️ You’re performing a bunch of steps but don’t know why
➡️ You don’t feel like you intuitively understand what you need to do


Want more GMAT and EA test-prep tips and advice?
Subscribe to our YouTube channel:    / gmatninjatutoring  
For more information about GMAT tutoring: https://www.gmatninja.com/
For updates on this series and our other projects:   / gmatninja  
For more on Harry Duthie and his penchant for bench-pressing students who refuse to do their homework: https://www.gmatninja.com/harry-duthi...

Chapters:
00:00 Introduction
03:18 Question 1 - The Fencepost Problem
07:56 Question 2 - Summing a Sequence
17:07 Question 3 - The Mean Matches the Median
23:19 Question 4 - Subscript Notation
32:20 Question 5 - Exponential Growth
39:00 Question 6 - Where does the sequence start?
43:41 Question 7 - A Repeating Sequence
49:38 Question 8 - Division in the Formula
55:25 Question 9 - The Product of a Sequence

Комментарии

Информация по комментариям в разработке