EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 15

EASY

10th Bihar Board

IMPORTANT

Earn 100

The ratio between the LCM and HCF of $5, 15$ and $20$ is

50% studentsanswered this correctly

Important Questions on Real Numbers

EASY

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 16

If

p

and

q

are two prime numbers, then their HCF is

MEDIUM

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 17

Convert

2 . \bar{47}

in the form of

\frac{p}{q}

MEDIUM

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 18

Prove that

5 - \sqrt{3}

is an irrational number.

MEDIUM

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 19

The H.C.F of two numbers is

145

and their L.C.M is

2175

.If one number is

725

, find the other number.

MEDIUM

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2019>Q 20

Using Euclid division's algorithm, find the H.C.F of

570

and

1425

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2020>Q 21

If HCF of 65 and 117 is in the form of 65m-117 the value of m is

EASY

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2020>Q 22

The ratio of the LCM and HCF of

2, 10 and 20

is

EASY

10th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Real Numbers>Bihar Board-2020>Q 23

If

a and b

are prime numbers then LCM of

a and b

is