SSC GD 2023 PYQ — Question 47

SSC GD Constable (English) - 27 Jan 2023 - Shift 2 • Quantitative Aptitude • Q47

The LCM of 30, 36 and 40 is divided by 10. The result is X's square. Find the value of X

Show answer & explanation

Correct answer: C

Explanation

The Correct answer is option 3 i.e. 6

Given that

The LCM of 30, 36 and 40 is divided by 10

Now, 

LCM (30, 36, 40) = 360

360 is divided by 10 = 360/10 = 36

According to the question

⇒ x2 = 36

⇒ x = 6