Lesson 6 of 8 • 31 upvotes • 5:59mins
It is the simplest topic of number system . Only a few basic are enough to solve the questions related to them. If you are preparing for quant section especially for number system then this lesson will very useful. All the questions discussed are directly from previous years papers. Also some questions provided at the end of lesson for practice which makes you more familiar with the basic and questions that have been explained in this lesson. Try solving them by yourself and give the answer in the comments section.
8 lessons • 56m
Overview: Understanding Number System
2:17mins
How to find Number of Zeroes at the End
8:16mins
Difficult Questions: Finding Number of Zeroes
8:36mins
How to Find Unit Digit of a Number
8:28mins
How to Deal with Recurring Decimal Fractions
7:28mins
Divisibility of a Number
5:59mins
How to Find HCF
7:15mins
Miscellaneous Problems on Number System
8:11mins