Answers

2015-01-21T20:47:56+05:30
Total nos.with 1 or 9 = 14
total nos = 70 
PERCENTAGE = 14 / 70 x 100
= 20 %
1 5 1
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2015-01-21T20:52:26+05:30

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numbers which have 1 or 9 are 14
total numbers are 70
then percentage = 14/70 ×100 = 20 percent
1 5 1