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A 4-digit pin code can begin with any number except

A 4-digit pin code can begin with any number except 0,1 & 2. If repetition of the samedigit is allowed, the probability of a pin
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2. asked by Anas
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each "word" in a special code is a three digit number. if no word in the code can begin with a 1 or 0, what is the greatest
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2. asked by Anon
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A safe has a 4-digit lock code that does not include zero as a digit and no digit is repeated. What is the probability that the
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A zip-code is a five-digit number identifying where in the U.S. an address is located. The first four digits in a zip code can
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2. asked by Anonymous
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A 5-digit PIN code cannot begin with zero and the remaining digits have no restrictions. If repetition of digits is allowed,
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2. asked by Anonymous
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if there is a 4 digit code and the number choices are 0-9 and the last two numbers in the code are 0 and 7 what are all the code
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2. asked by barbra
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one of two digit of a two digit number is 5 time other digit if we interchange the digit of is two digit number the resulting
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2. asked by juni
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this code has five digit 1,2,3,4,5. the first digit plus the second digit is equal to the third digit the second digit twice
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2. asked by shruthi
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How many international direct-dialing numbers are possible if each number consists of a four-digit area code (the first digit of
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2. asked by Kal Jay
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Max is trying to guess the code to Kofi’s bike padlock. Kofi has told him that: the code has 3 digits, it is a number greater
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2. 36 views