Problems on H.C.F and L.C.M
A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. Aft

45 minutes
46 minutes and 12 seconds
26 minutes and 18 seconds
42 minutes and 36 seconds

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Problems on H.C.F and L.C.M
In a school, the number of students in Sections A , B and C of 10th class are 70,98 and 126 respectively. Due to overload of student in each class , the administration wants to increase the number roo

17
21
14
28

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