Find how many positive integers with exactly four decimal

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Reference no: EM13627084

Find how many positive integers with exactly four decimal digits, that is, positive integers between 1000 and 9999 inclusive, have the following properties:

(a) divisible by 5 but not by 7

(b) divisible by 5 and by 7

(d) divisible by 7

Reference no: EM13627084

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