# Number System Questions with Solutions PDF

Number System Questions Answers with Solutions, Short tricks and explanation PDF for free download. Previous year solved MCQs SSC CGL, CHSL, GD, Bank paper for preparation of all competitive exams.

## Decimal Number System

A number system is a way of representing numbers using symbols and rules. We will discuss most common number system – decimal system. It is also known as base-10.
Uses ten symbols (0-9) to represent numbers.
Each digit’s position in a number represents a power of 10.
For example, number 365, the 5 represents units, the 6 represents tens, and the 3 represents hundreds.

Few Questions from the PDF is provided below as sample. For all previous year SSC Exams questions from Number System – download the document.

• A number being divided by 52 gives remainder 45. If the number is divided by 13, then the remainder will be ?
• The total number of integers between 100 and 200, which are divisible by both 9 and 6 are ?
• A number when divided successively by 4 and 5 leaves remainder 1 and 4 respectively. When it is successively divided by 5 and 4, the respective remainders will b ?
• The smallest number to be added to 1000, so that 45 divides the sum exactly is ?
• A number exceeds its one-fifth by 20. The number is ?
• In a class, there are ‘z’ students. Out of them ‘x’ are boys. What part of the class is composed of girls?
• One-fourth of a tank holds 135 litres of water. What part of the tank is full if it contains 180 litres of water?