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Ques:- The number 89715983* is divisible by 4. The unknown non zero digit marked as * will be
A. 2
B. 3
C. 4
D. 6
Ques:- About the number of pairs which have 16 as their HCF and 136 as their LCM, we can definitely say that
A. Only one such pair exists
B. No such pair exists
C. Only two such pairs exist
D. Many such pairs exist