Raman has forgotten
his 4 digit mobile
password. He only
remembers that the
3rd and the last digits
7 and 6,
respectively. If he
starts guessing by
hit-and-trial
maximum how many
attempts will it take
him to unlock the
phone?
Answers
Answered by
1
Answer:
16 attempts are the maximum for Raman to unlock his phone as he knows the last two digits.
Answered by
7
Answer:
He will take 100 attempts to unlock his phone
Step-by-step explanation:
This is because keeping the first digit constant form 0 to 9 we change the second digit form 0 to 9 hence it takes 10² tries. Hope it helps:)
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