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A two-digit locker combination is made up of two non-zero digits. Digits in a combination are not re... A two-digit locker combination is made up of nonzero digits and no digit is repeated in any combinat... A two-digit locker combination has two non-zero digits and no digit is repeated in any combination... A locker combination has three nonzero digits, with no repeated digits. If the first digit is a 2, w... A locker combination has two nonzero digits, and digits can be used twice. The first number is 8. W... A locker combination has three nonzero digits, and digits cannot be repeated. If the first two digit... A locker combination has three nonzero digits, with no digit repeated. If the first two digits are o... A locker combination has four nonzero digits. If no digit can be repeated and the first three digi... A locker combination has four nonzero digits. If no digit can be repeated and the first three digits... 1. A locker combination has two nonzero digits, and digits can be used twice. The first number is 8....