A locker in bank has 3 digit lock. Mahesh forgot his password and was – McqOptions

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1.	A locker in bank has 3 digit lock. Mahesh forgot his password and was trying all possible combinations. He took 6 seconds for each try. The problem was that each digit can be from 0 to 9. How much time will be needed to by Mahesh to try all the combinations?
A.	90 minutes
B.	120 minutes
C.	60 minutes
D.	100 minutes
Answer» E.

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