Mathematics, 28.04.2021 01:00 brutusjohnson1
Q 28 : A new school has built lockers for its students. All the digits from 0 to 9, together with
the letters A to Y, have been used to identify the lockers. Only 4 digits have been used to
identify the lockers with the letter Z. How many lockers have been built in this school, if each
locker is identified by one letter and one digit?
Answers: 3
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Q 28 : A new school has built lockers for its students. All the digits from 0 to 9, together with...
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