1. Find the LCM of 48 and 20.
Junior- A.268.80
- B.297.60
- C.240
- D.211.20
LCM & HCF interview questions
30 real LCM & HCF questions from the Aptitude bank, as asked in Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd — free to start.
2. Find the LCM of 60 and 54.
Junior- A.669.60
- B.604.80
- C.475.20
- D.540
3. Find the HCF of 60 and 45.
Junior- A.15
- B.16.80
- C.18.60
- D.13.20
4. Find the HCF of 24 and 20.
Junior- A.4
- B.3
- C.5
- D.6
5. Find the LCM of 48 and 45.
Junior- A.720
- B.633.60
- C.806.40
- D.892.80
6. Find the LCM of 16 and 8.
Junior- A.17.92
- B.19.84
- C.16
- D.14.08
7. Find the HCF of 18 and 15.
Junior- A.3
- B.3.50
- C.4
- D.2.50
8. Find the HCF of 16 and 45.
Junior- A.0.50
- B.1.50
- C.2
- D.1
9. Find the HCF of 48 and 54.
Junior- A.6
- B.5
- C.8
- D.7
10. Find the LCM of 48 and 8.
Junior- A.48
- B.53.76
- C.59.52
- D.42.24
11. Find the LCM of 18 and 28.
Junior- A.221.76
- B.282.24
- C.312.48
- D.252
12. Find the LCM of 40 and 15.
Junior- A.148.80
- B.105.60
- C.134.40
- D.120
13. Find the LCM of 12 and 8.
Junior- A.26.88
- B.24
- C.21.12
- D.29.76
14. Find the HCF of 36 and 54.
Junior- A.20.16
- B.18
- C.22.32
- D.15.84
15. Find the LCM of 40 and 8.
Junior- A.44.80
- B.40
- C.49.60
- D.35.20
16. Find the LCM of 24 and 15.
Junior- A.148.80
- B.120
- C.134.40
- D.105.60
17. Find the LCM of 16 and 20.
Junior- A.89.60
- B.70.40
- C.99.20
- D.80
18. Find the LCM of 40 and 54.
Junior- A.1209.60
- B.950.40
- C.1080
- D.1339.20
19. Find the HCF of 18 and 45.
Junior- A.7.92
- B.10.08
- C.9
- D.11.16
20. Find the LCM of 18 and 15.
Junior- A.79.20
- B.100.80
- C.90
- D.111.60
21. Find the LCM of 12 and 45.
Junior- A.158.40
- B.223.20
- C.180
- D.201.60
22. Find the LCM of 16 and 15.
Junior- A.297.60
- B.268.80
- C.240
- D.211.20
23. Find the LCM of 60 and 32.
Junior- A.422.40
- B.595.20
- C.480
- D.537.60
24. Find the HCF of 48 and 28.
Junior- A.6
- B.4
- C.3
- D.5
25. Find the HCF of 48 and 8.
Junior- A.8
- B.10
- C.7
- D.9
26. Find the LCM of 60 and 45.
Junior- A.158.40
- B.201.60
- C.223.20
- D.180
27. Find the HCF of 18 and 28.
Junior- A.2
- B.2.50
- C.1.50
- D.3
28. Find the HCF of 12 and 54.
Junior- A.7
- B.8
- C.5
- D.6
29. Find the HCF of 12 and 15.
Junior- A.3.50
- B.4
- C.3
- D.2.50
30. Find the HCF of 18 and 20.
Junior- A.1.50
- B.3
- C.2
- D.2.50
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