1.

How many two-digit numbers can be formed from numbers 2, 5, 6, 8, 7, 1 such that each number has digit 8 always?(1) 9 (2) 10 (3) 11 (4) 12

Answer»

Correct option: (3) 11

Explanation:

Numbers are 2, 5, 6, 8, 7, 1

82, 28

85, 58

86, 68

87, 78

81, 18

88,

∴ Total 2 digit number are 11



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