In this article we have given MP Board Class 9th Maths Solutions Chapter 1 Number Systems Exercise 1.3 with pdf.

## MP Board 9th Maths Exercise 1.3

Board | Madhya Pradesh |

Class | 9th |

Subject | Mathematic |

Chapter | 1 Number System Exercise 1.3 |

Question 7.

Write three numbers whose decimal expansions are non – terminating non – recurring.

Solution:

0. 01001000100001……..,

0. 20200220002200002…….,

0. 003000300003

Question 8.

Find three different irrational numbers between the rational numbers 5/7 and 9/11.

Solution:

Irrational numbers between 5/7 and 9/11

5/7 = 0.71 and 9/11 = 0.81

Three irrational numbers between 5/7 and 9/11 are

0. 7201001000…

0. 7301001000…

0. 7401001000…

Question 9.

Classify the following numbers as rational or irrational:

- √23
- √225
- 0. 3796
- 7. 478478…
- 1. 101001000100001…

Solution:

- √23 is an irrational number
- √225 = 15, a rational number
- 0. 3796 is a rational number
- 7. 478478….. is an irrational number
- 1. 101001000100001… is an irrational number.