आप सभी जानते है की आजकल जो परिक्षाये आयोजित हुई है उनमे कम से कम एक प्रश्न सीधे सीधे **Number System Questions and Answers****, Number System PDF for CAT **पर पूछा जा रहा है इसलिए यह महत्वपूर्ण हो जाता है की आप **Number System Quantitative Aptitude, SSC ****Number System PDF**** **के पुरे टोपिक को अच्छे से कवर कर ले ताकि कोई भी घुमा फिरा के प्रश्न पूछा जाये तो आप आसानी से उसका जवाब देने में सक्षम हो, so **Number System Handwritten PDF, Number System PDF in Hindi **सम्बन्धित सम्पूर्ण जानकारी को निचे दिए गये बिन्दुओ के माध्यम से पढ़ते है.

Hello Friends we are welcome you on sscnotespdf.com website. In this section, you can find numerous aptitude questions with answers and explanation, so The quantitative aptitude questions with answers covers various categories and extremely helpful for competitive exams.

The quantitative aptitude questions contain aptitude questions asked for various placement exams and competitive exams. These will help students who are preparing for any type of competitive examinations. We share Number System questions with explainetion in Hindi.

In this Post we share **Decimal Number System, Number System in Hindi, Number System Conversion, Binary Number System.**

## Latest Handwritten Number System Class Notes PDF Download

Our this covers all important topic of **SSC Mathematics PDF** that asked in the examination. One Question must come from this topic in every exam. I hope you are preparing well for your upcoming examination. As you know that we provide you best **ssc study material** in free of cost. We share with you Best **Handwritten Maths Notes PDF**, **Mathematics Notes PDF**.

In this Post we share **Number System Chart, Number System in Maths PDF, Number System in Computer, Number System Examples.**

Quantities aptitude questions given here are extremely useful for all kind of competitive exams like Common Aptitude Test (CAT),MAT, GMAT, IBPS Exam, CSAT, CLAT , Bank Competitive Exams, ICET, UPSC Competitive Exams, CLAT, SSC Competitive Exams, SNAP Test, KPSC, XAT, GRE, Defense Competitive Exams, L.I.C/ G. I.C Competitive Exams , Railway Competitive Exam, TNPSC, University Grants Commission (UGC), Career Aptitude Test (IT Companies) and etc., Government Exams etc.

**SSC Mathematics Handwritten Notes PDF**

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**Natural Numbers** : Numbers which are used for counting the objects are called natural numbers. They are denoted by N.

N = { 1, 2, 3………………..}

All positive integers are natural numbers.

**Whole numbers** :- When ‘zero’ is included in the natural numbers, they are known as whole numbers.

They are denoted by W.

W= { 0, 1, 2, 3……………….}

**Integers** : All natural numbers, zero and negatives of natural numbers are called as integers.

They are denoted by I.

I = { ………………..,-3, -2, -1, 0, 1 , 2, 3………………}

**Rational numbers** : The numbers which can be expressed in the form of \frac{p}{q} where P and Q are integers and q\neq o are called rational numbers

They are called by Q.

### Number System Notes PDF

No.-1. **Natural Numbers** : Numbers which are used for counting the objects are called natural numbers. They are denoted by N.

N = { 1, 2, 3………………..}

All positive integers are natural numbers.

No.-2. **Whole numbers** :- When ‘zero’ is included in the natural numbers, they are known as whole numbers.

They are denoted by W.

W= { 0, 1, 2, 3……………….}

No.-3. **Integers** : All natural numbers, zero and negatives of natural numbers are called as integers.

They are denoted by I.

No.-4. **Prime number** : A prime number is a natural number greater than 1 and is divisible only by 1 and itself.

No.-5. **Composite Numbers** : A number, other than 1, which is not a prime number is called a composite number .

No.-6. **Co-prime numbers** : Two numbers are co-prime of their HCF is 1.

E.g. (2,3), (3,4) , (5,7), (3,13) etc.

No.-7. **Even numbers** : The number which is divisible by 2 is called even number.

E.g. – 2, 4, 6, 8…………….

No.-8. **Odd numbers** – The number which is not divisible by 2 is called odd number.

e.g.= 3, 5, 7, 9…………..

**Number System in Hindi**

No.-1. 5 years ago the average age of a family which includes father, mother and a son was 35 years. 3 years ago the average age of father and mother was 46 years. What is the present age (in years) of the son?

Options:

1) 20

2) 24

3) 26

4) 22

Correct Answer: 22

No.-2. The cost price of 60 articles is same as the selling price of x articles. If there is a profit of 20%, then what is the value of x?

Options:

1) 15

2) 30

3) 50

4) 80

Correct Answer: 50

No.-3. A person scores 45% of the total marks in the exam and still fails by 40 marks. The passing percentage of the exam is 55%. What is the maximum marks of the exam?

Options:

1) 300

2) 350

3) 400

4) 500

Correct Answer: 400

No.-4. A man starts running from point P at 11:00 a.m. with a speed of 10 km/hr. He runs for 2 hours and then takes a 1 hour rest. He continues this till he is caught by another man who starts at 2:00 p.m. from point P and runs non-stop at a speed of 15 km/hr towards the first man. At what time (in p.m.) will the first man be caught?

Options:

1) 6:20

2) 4:40

3) 6:00

4) 5:30

Correct Answer: 4:40

No.-5. The difference of compound interest and simple interest for 3 years and for 2 years are in ratio 23 : 7 respectively. What is rate of interest per annum (in %)?

Options:

1) 200/7

2) 100/7

3) 300/7

4) 400/7

Correct Answer: 200/7

**Details of Number System PDF**

- Subject – Mathematics Notes
- Topic – Numbers System
- Format – PDF
- Type –Typewritten

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