SOLUTION: what percentage of numbers from 1 to 70 has 1 or 9 in the units digit
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Question 550054: what percentage of numbers from 1 to 70 has 1 or 9 in the units digit
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
numbers with 1 in units digit are
1,11,21,31,41,51,61
number with 9 in units digit are
9,19,29,39,49,59,69,
This is
20% of numbers from 1 to 70 have
1 or 9 in units digit
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