SSC CHSL Number System question with solution
Number SystemModerateSSC CHSL 2024
The HCF and LCM of two numbers are 4 and 84 respectively. If one of the numbers is 12, what is the other number?
- (A)32
- (B)7
- (C)24
- (D)28
Correct answer: (D) 28
For any two numbers, product of the numbers = HCF × LCM. So the other number = (4 × 84) ÷ 12 = 336 ÷ 12 = 28.
Shortcut: Other number = HCF × LCM ÷ given number.
About this question
- Subject
- Quantitative Aptitude
- Topic
- Number System
- Exam
- SSC CHSL 2024
- Attempts on SSC Rank
- Not attempted yet
Appears in: SSC CHSL 2024 Tier 1 Question Paper — 1 July, Shift 1
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Last reviewed on 5 Oct 2026. Spotted a mistake? See our correction policy.