arrow
arrow
arrow
The HCF and LCM of 36 and N are 9 and 180 respectively. N is equal to:
Question

The HCF and LCM of 36 and N are 9 and 180 respectively. N is equal to:

A.

65

B.

63

C.

45

D.

90

Correct option is C

Given:
HCF of 36 = 9 and LCM of N = 180
Formula Used:
Multiplication of both numbers = LCM × HCF
Solution:
Multiplication of both numbers = LCM × HCF
=> 36 × N = 9 × 180
=> N = 9×18036\frac{9 × 180}{36}​​
=> N = 45

Free Tests

Free
Must Attempt

CBT-1 Full Mock Test 1

languageIcon English
  • pdpQsnIcon100 Questions
  • pdpsheetsIcon100 Marks
  • timerIcon90 Mins
languageIcon English
Free
Must Attempt

RRB NTPC Graduate Level PYP (Held on 5 Jun 2025 S1)

languageIcon English
  • pdpQsnIcon100 Questions
  • pdpsheetsIcon100 Marks
  • timerIcon90 Mins
languageIcon English
Free
Must Attempt

RRB NTPC UG Level PYP (Held on 7 Aug 2025 S1)

languageIcon English
  • pdpQsnIcon100 Questions
  • pdpsheetsIcon100 Marks
  • timerIcon90 Mins
languageIcon English
test-prime-package

Access ‘RRB NTPC’ Mock Tests with

  • 60000+ Mocks and Previous Year Papers
  • Unlimited Re-Attempts
  • Personalised Report Card
  • 500% Refund on Final Selection
  • Largest Community
students-icon
368k+ students have already unlocked exclusive benefits with Test Prime!
Our Plans
Monthsup-arrow