maria91 maria91

13-09-2017
Mathematics

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How many 2-digit integers are there in which the sum of the digits equals to 6

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musiclover10045 musiclover10045

13-09-2017

15 = 1+5 =6

24 = 2+4 =6

33 = 3+3=6

51 =5+1 =6

42 = 4+2 =6

60 = 6+0 =6

here are 6 of them

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