sminoudis70 sminoudis70

15-08-2019
Mathematics

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how many 2 digit numbers can be formed using 9,2,6,4,8,5,7 without repetition

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musiclover10045 musiclover10045

15-08-2019

There are 7 numbers.

Each number can be paired with the remaining 6 numbers.

7 x 6 = 42 different two digit numbers can be made.

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