Check sibling questions

If LCM (x, 18) = 36 and HCF (x, 18) = 2, then x is

(a) 2   (b) 3   (c) 4   (d) 5

 

This question is inspired from Question 1 (Choice - 1) - CBSE Class 10 Sample Paper for 2021 Boards - Maths Standard

 


Transcript

Question 12 If LCM (x, 18) = 36 and HCF (x, 18) = 2, then x is (a) 2 (b) 3 (c) 4 (d) 5 We know that LCM × HCF = Product of 2 numbers Putting values 36 × 2 = x × 18 36 × 2 × 1/18 = x 2 × 2 = x 4 = x x = 4 So, the correct answer is (c)

  1. Class 10
  2. Solutions of Sample Papers for Class 10 Boards

About the Author

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo