RRB NTPC · Question 55
The greatest number that will divide 155, 260, 315 and leave the remainders 5, 10 and 15 respectively is:
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Answer: (B) 50
Explanation
Subtract the remainders: 155 − 5 = 150, 260 − 10 = 250, 315 − 15 = 300. HCF(150, 250, 300) = 50.