Teaching REET Mock Test Series 2024-25 Level 1 & 2 (Hindi-Sanskrit-English) Quantitative Aptitude Number System LCM and HCF
About the number of pairs which have 15 as their HCF and 138 as their LCM, we can definitely say that
1
only two such pairs exist.
2
no such pair exists.
3
many such pairs exist.
4
only one such pair exists.
5
Question Not Attempted