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How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3 ?

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How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3 ?

posted Aug 4, 2014 by Rahul Singh

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2 Answers

+1 vote

Only 4
they are 14 28 35 49

answer Aug 4, 2014 by Vivek Mittal
0 votes

The required numbers are 14, 28, 35, 49.
Clearly, there are four such numbers.

answer Aug 9, 2014 by Vrije Mani Upadhyay



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You have to fill numbers in place of question marks. The numbers that you can use are 1, 3, 5, 7, 9, 11, 13 and 15. You can repeat the numbers if you like.

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