state gov Calcutta High Court Lower Division Assistant (LDA) Mock Test 2024 Quantitative Aptitude Number System LCM and HCF
If P = a3 × b5 × c11, Q = a8 × b9 × c5, R = a15 × c23 , the what is the HCF of P, Q and R?
1
a3 × c5
2
a15 × b9 × c23
3
a × c
4
a26 × b14 × c39