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Shridatree from GMGS, Kolkata

Subject :IMO Class : Class 6

How many minimum number of right angles are formed when hour hand moves from 11 to 5?

A 1
B 2
C 3
D 4

Ans 1:

Rihansh Gupta from St . Joseph High School , Mumbai

This ques seems as wrong...minimum should be 1 ...How is it 2? Maximum is 2.